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Evaluation of Sediment Agitation and Mixing Into the Surrounding Water Column From Capping Activities – Boston Harbor |
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Capping is a common remediation technology for the containment of contaminated sediments. While capping is a common remediation technology for contaminated sediments, little inform...
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2,3,7,8-TCDD, AND 2,3,7,8-TCDF AND PCB'S IN MARINE SEDIMENTS AND BIOTA: LABORATORY AND FIELD STUDIES |
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This report describes the bioaccumulation and depuration of 2,3,7,8-tetrachlorodibenzo-p-dioxin (2,3,7,8-TCDD), 2,3,7,8-tetrachlorodibenzofuran (2,3,7,8-TCDF) and polychlorinated b...
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2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN EQUIVALENTS IN TISSUES OF BIRDS AT GREEN BAY, WISCONSIN, USA |
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The environment has become contaminated with complex mixtures of planar, chlorinated hydrocarbons (PCHs) such as polychlorinated biphenyls (PCBs), polychlorinated dibenzo-p-dioxins...
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A CASE STUDY OF CANCER DATA SET COMBINATIONS FOR PCBS |
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Results of several animal bioassays have demonstrated the carcinogenic potential of polychlorinated biphenyl (PCB) mixtures. Although PCBs are no longer manufactured, cancer risk a...
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A METHOD FOR THE SAMPLING AND ANALYSIS OF POLYCHLORINATED BIPHENYLS (PCBS) IN AMBIENT AIR |
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A method was developed for the sampling and analysis of polychlorinated biphenyls (PCBs) in air. An easily constructed, high-volume sampling system is employed with porous polyuret...
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A MULTI-ORD LAB AND REGIONAL ASSESSMENT OF MONITORED NATURAL RECOVERY OF PCB-CONTAMINATED SEDIMENTS IN LAKE HARTWELL, CLEMSON, SC |
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Management of contaminated sediments poses many challenges due to varied contaminants and volumes of sediments to manage. Dredging, capping, and monitored natural recovery (MNR) a...
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A PHYSICAL, CHEMICAL, AND BIOLOGICAL ASSESSMENT OF MONITORED NATURAL RECOVERY OF PCB-CONTAMINATED SEDIMENTS IN LAKE HARTWELL, CLEMSON, NC |
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Management of contaminated sediments poses significant challenges due to varied contaminants and volumes of sediments to manage. Dredging, capping, and monitored natural recovery ...
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A PILOT STUDY OF CHILDREN'S TOTAL EXPOSURE TO PERSISTENT PESTICIDES AND OTHER PERSISTENT ORGANIC POLLUTANTS (CTEPP) |
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The Pilot Study of Children's Total Exposure to Persistent Pesticides and Other Persistent Organic Pollutants (CTEPP) investigated the aggregate exposures of 257 preschool children...
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A PRELIMINARY APPROACH TO CHARACTERIZING VARIABILITY AND UNCERTAINTY IN THE MAMMALIAN PCDD/F AND PCB TEFS |
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The current toxic equivalency factors (TEFs) for PCDD/Fs and "dioxin-like" PCBs represent consensus-based values that were recommended by an international panel of experts convened...
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A PROBABILISTIC SURVEY OF FISH TISSUE CONTAMINATION FROM THE CONTINENTAL SHELF OF THE US WEST COAST |
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A probabilistic survey of environmental condition of the continental shelf of the US West Coast was conducted in 2003 by the US EPA National Coastal Assessment (NCA), with collabor...
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A SEDIMENT TOXICITY EVALUATION OF THREE LARGE RIVER SYSTEMS |
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Sediment toxicity samples were collected from selected sites on the Ohio River, Missouri River and upper Mississippi River as part of the 2004 and 2005 Environmental Monitoring and...
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A STATISTICAL SURVEY OF DIOXIN-LIKE COMPOUNDS IN U.S. BEEF |
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The USEPA and the USDA completed the first statistically designed survey of the occurrence and concentration of dibenzo-p-dioxins (CDDs), dibenzofurans (CDFs), and coplanar polychl...
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ACCUMULATION OF PCB CONGENERS IN NESTLING TREE SWALLOWS (TACHYCINETA BICOLOR) ON THE HUDSON RIVER, NEW YORK |
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Together, these two papers establish a quantitative linkage between PCB concentrations in nestling tree swallows and in the insects that they consume. As such, these papers provide...
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ACCUMULATION OF POLYCHLORINATED ORGANIC CONTAMINANTS FROM SEDIMENT BY THREE BENTHIC MARINE SPECIES |
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A laboratory experiment was conducted to measure the accumulation of selected polychlorinated compounds by marine benthos exposed to environmentally contaminated sediment. andworms...
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ACCUMULATION OF SEDIMENT-BOUND PCBS (POLYCHLORINATED BIPHENYLS) BY FIDDLER CRABS |
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In a preliminary test with Uca minax and U. pugilator exposed to PCBs in mud (1.04 micrograms PCBs/g) and a mud-sand mixture (0.37 micrograms PCBs/g), both species attained apparen...
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ACCUMULATION OF THE PERSISTENT ENVIRONMENTAL TOXICANTS METHYLMERCURY OR POLYCHLORINATED BIPHENYLS IN IN VITRO MODELS OF RAT NEURONAL TISSUE. |
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Polychlorinated biphenyls (PCBs) and methylmercury (CH3Hg+) are known toxicants which persist in the environment and accumulate in tissue. Studies to identify mechanisms of action ...
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ADENYLATE ENERGY CHARGE AND ADENINE NUCLEOTIDE MEASUREMENTS AS INDICATORS OF STRESS IN THE MUSSEL, MYTILUS EDULIS, TREATED WITH DREDGED MATERIAL UNDER LABORATORY CONDITIONS |
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Adenylate energy charge is an indication of the amount of energy available to an organism from the adenylate pool. t is calculated from measured concentrations of three adenine nuc...
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ADMINISTRATION OF POTENTIALLY ANTIANDROGENIC PESTICIDES (PROCYMIDONE, LINURON, IPRODIONE, CHLOZOLINATE, P,P'-DDE AND KETOCONAZOLE) AND TOXIC SUBSTANCES (DIBUTYL-AND DIETHYLHEXYL PHTHALATE, PCB 169, AND ETHANE DIMETHANE SULPHONATE) DURING SEXUAL DIFFERENTIATION PRODUCES DIVERSE PROFILES OF REPRODUCTIVE MALFORMATIONS IN THE MALE RAT |
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Antiandrogenic chemicals alter sexual differentiation by a variety of mechanisms, and as a consequence, they induce different profiles of effects. For example, in utero treatment w...
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ADVERSE EFFECTS OF ANTIANDROGENIC PESTICIDE AND TOXIC SUBSTANCES ON REPRODUCTIVE DEVELOPMENT IN THE MALE |
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Anthropogenic endocrine disrupting chemicals (EDCs) or chemical mixtures alter androgen-response tissues via a variety of mechanisms including mimicking or blocking the action of t...
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AEROSOLS GENERATED BY LIQUID SLUDGE APPLICATION TO LAND |
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A preliminary screen was conducted at six sites to characterize sludge with regard to bacterial and viral microorganisms, trace metals, organoechlorine pesticides, and PCB's, and t...
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AGE DEPENDENT MODEL OF PCB IN A LAKE MICHIGAN FOOD CHAIN |
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An age-dependent food chain model that considers species bioenergetics and toxicant exposure through water and food was developed. It was successfully applied to PCB contamination ...
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AGE-DEPENDENT EFFECTS OF AROCLOR 1254 ON CALCIUM UPTAKE BY SUBCELLULAR ORGANELLES IN SELECTED BRAIN REGIONS OF RATS. |
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Earlier reports from our laboratory have indicated that polychlorinated biphenyls (PCBs) affect signal transduction mechanisms in brain, including Ca2+ homeostasis, phosphoinositol...
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AGGREGATE EXPOSURES OF NINE PRESCHOOL CHILDREN TO PERSISTENT ORGANIC POLLUTANTS AT DAY CARE AND AT HOME |
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In the summer of 1997, we measured the aggregate exposures of nine preschool children, ages two to five years, to a suite of organic pesticides and other persistent organic pollu...
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ALLOZYME ANALYSIS OF THE RELATIONSHIP AMONG CONTAMINANT-TOLERANT AND CONTAMINANT SENSITIVE POPULATIONS OF FUNDULUS HETEROCLITUS |
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Genetic diversity is essential for adaptation to environmental change. Exposure to toxic chemicals causes directional selection that can reduce genetic diversity, rendering exposed...
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ALTERATIONS IN BRAIN PROTEIN KINASE C ISOFORMS FOLLOWING DEVELOPMENTAL EXPOSURE TO POLYCHLORINATED BIPHENYL MIXTURE. |
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PCBs have been shown to alter several neurochemical end-points and are implicated in the etiology of some neurological diseases. Recent in vivo studies from our laboratory indicate...
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AMBIENT MONITORING FOR PCB AFTER REMEDIAL CLEANUP OF TWO LANDFILLS IN THE BLOOMINGTON, INDIANA AREA |
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A monitoring program was conducted to determine PCB levels in ambient air on and in the vicinity of two landfills at which interim remedial cleanup measures have been performed. Th...
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AMBIENT MONITORING FOR PCB NEAR THREE LANDFILLS IN THE BLOOMINGTON, INDIANA AREA |
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A monitoring program was conducted to determine PCB levels in ambient air on and in the vicinity of three landfills in the Bloomington, Indiana area. Fixed-height measurements were...
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AN ALTERNATIVE METHOD FOR ESTABLISHING TEFS FOR DIOXIN-LIKE COMPOUNDS. PART 1. EVALUATION OF DECISION ANALYSIS METHODS FOR USE IN WEIGHTING RELATIVE POTENCY DATA |
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A number of investigators have recently examined the utility of applying probabilistic techniques in the derivation of toxic equivalency factors (TEFs) for polychlorinated dibenzo-...
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AN ALTERNATIVE METHOD FOR ESTABLISHING TEFS FOR DIOXIN-LIKE COMPOUNDS. PART 3. DEVEOPMENT OF WEIGHTED DISTRIBUTIONS OF REPS FOR PCB 126 AND 2,3,4,7,8-PECDF |
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Currently, regulatory agencies utilize the toxic equivalency factor (TEF) approach to evaluate potential health risks associated with exposure to polychlorinated dibenzo-p-dioxins ...
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AN ALTERNATIVE METHOD FOR ESTABLISHING TEFS FOR DIXON-LIKE COMPOUNDS. PART 2. DEVELOPMENT OF AN APPROACH TO QUANTITATIVELY WEIGHT THE UNDERLYING POTENCY DATA |
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The current approach for evaluating potential health risks associated with exposure to mixtures of polychlorinated dibenzo-p-dixoins (PCDDs), polychlorinated dibenzofurans (PCDFs) ...
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AN IP3 RECEPTOR-SENSITIVE CALCIUM STORE MEDIATES DISTURBANCES IN INTRACELLULAR CALCIUM UPON EXPOSURE TO AROCLOR 1254 AND ORTHO-SUBSTITUTED PCBS. |
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An IP3 Receptor-Sensitive Ca2+ Store Mediates Disturbances In Intracellular Ca2+ Upon Exposure To Aroclor 1254 And Ortho-Substituted PCBs JR Inglefield, WR Mundy, and TJ Shafer. N...
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AN OVERVIEW OF CHIRAL CHEMISTRY IN THE ENVIRONMENT |
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Upwards of 25% of pesticides and other toxic organic pollutants are chiral; that is, they exist as two mirror image species called enantiomers. The enantiomers of a chiral compound...
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ANALYSES OF LABORATORY AND FIELD STUDIES OF REPRODUCTIVE TOXICITY IN BIRDS EXPOSED TO DIOXIN-LIKE COMPOUNDS FOR USE IN ECOLOGICAL RISK ASSESSMENT |
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This report is intended to assist ecological risk assessors who must characterize risks to birds from exposure to dioxin-like chemicals. Those chemicals include the halogenated dib...
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ANALYSES OF ORGANIC AND INORGANIC CONTAMINANTS IN SALTON SEA FISH. (R826552) |
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Chemical contamination of fish from the Salton Sea, a quasi-marine lake in Southern California, could adversely impact millions of birds using the Pacific Flyway and thousands o...
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ANALYSIS OF ANIMAL- AND PLANT-DERIVED FEED INGREDIENTS FOR DIOXIN-LIKE COMPOUNDS |
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During a national survey of polychlorinated dibenzo-p-dioxins (CDD), dibenzofurans (CDF), and dioxin-like coplanar PCBs (PCB) in poultry, elevated concentrations above 20 parts per...
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ANALYSIS OF CHIRAL PESTICIDES AND POLYCHLORINATED BIPHENYL CONGENERS IN ENVIRONMENTAL SAMPLES |
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Over 25 % of pesticides and other toxic organic pollutants are chiral, as are 19 of the 209 polychlorinated biphenyl (PCB) congeners; that is, they exist as two mirror image specie...
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ANALYSIS OF POLYCHLORINATED BIPHENYL (PCB) LOADING TRENDS IN LAKE MICHIGAN |
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PCB concentrations in coregonid fishes (bloater chubs) collected from Lake Michigan between 1972 and 1980 are used to infer a historical loading trend for polychlorinated biphenyls...
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ANALYSIS OF SOIL AND DUST SAMPLES FOR POLYCHLORINATED BIPHENYLS BY ENZYME LINKED IMMUNOSORBENT ASSAY (ELISA) |
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An inhibition enzyme-linked immunosorbent assay (ELISA) was used to determine polychlorinated biphenyls (PCBs) in house dust and soil. Soil and house dust samples were analyzed fo...
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APPLICATION ANALYSIS REPORT: SITE PROGRAM, CF SYSTEMS ORGANICS EXTRACTION SYSTEM, NEW BEDFORD, MA |
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This report summarizes the results of a Superfund Innovative Technology Evaluation (SITE) demonstration of the CF Systems critical fluid organics extraction system at the New Bedfo...
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APPLICATION AND RESULTS OF THE LM2-TOXICS MODEL FOR FORECASTING PCBS IN LAKE MICHIGAN UNDER LONG-TERM SOURCE REDUCTION SCENARIOS |
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This presentation will show spatial and temporal distributions of PCBs in different media based on the measured field data during the LMMBP period....
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APPLICATION OF A SEDIMENT DYNAMICS MODEL FOR ESTIMATION OF VERTICAL BURIAL RATES OF PCBS IN SOUTHERN LAKE MICHIGAN |
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The recovery of Lake Michigan from PCB contamination depends on the rates of reduction in PCB input from external sources and removal of PCBs present in the lake system. The loadin...
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APPLYING FOR A PERMIT TO DESTROY PCB (POLYCHLORINATED BIPHENYL) WASTE OIL. VOLUME I. SUMMARY |
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The report documents the permitting process followed by the State of Michigan before allowing a trial destruction burn of polychlorinated biphenyls (PCBs) at the General Motors (GM...
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APPLYING FOR A PERMIT TO DESTROY PCB WASTE OIL. VOLUME II. DOCUMENTATION |
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The two-volume report documents the permitting process followed by the State of Michigan before allowing a trial destruction burn of polychlorinated biphenyls (PCBs) at the General...
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ARCTIC VEGETATION AND SOIL DATABASE OF ORGANOCHLORINE PESTICIDES AND PCBS IN ALASKA AND SIBERIA |
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The US EPA Office of Research and Development conducted the Arctic Contaminant Research Program (Landers, D. H. et al. 1992) from 1991 to 1994 through the Corvallis, Oregon, resear...
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ASSESSING THE ROLE OF ORTHO-SUBSTITUTION ON POLYCHLORINATED BIPHENYL (PCB) BINDING TO TRANSTHYRETIN (TTR), A THYROXINE TRANSPORT PROTEIN |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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ASSESSMENT OF PCDDS (POLYCHLORINATED DIBENZODIOXINS) AND PCDFS (POLYCHLORINATED DIBENZOFURANS) FROM PCB (POLYCHLORINATED BIPHENYL'S) TRANSFORMER AND CAPACITOR FIRES |
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The EPA, under the Toxic Substances Control Act, has been mandated to develop appropriate regulations for the control of exposure to polychlorinated biphenyls (PCBs). In light of t...
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ASSESSMENT OF TECHNIQUES FOR DETOXIFICATION OF SELECTED HAZARDOUS MATERIALS |
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A review and evaluation of available processes for detoxification of the first group of hazardous materials was conducted during Phase 1 of the interagency agreement (1974 calendar...
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AT-SEA INCINERATION OF PCB-CONTAINING WASTES ONBOARD THE M/T VULCANUS |
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The report describes tests during the incineration-at-sea of a shipload of polychlorinated biphenyls (PCBs) onboard the M/T VULCANUS, during August 1982 in the Gulf of Mexico. A st...
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ATTENUATION OF WATER-SOLUBLE POLYCHLORINATED BIPHENYLS BY EARTH MATERIALS |
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The aqueous solubility, adsorption, mobility, microbial degradation, and volatility of polychlorinated biphenyls (PCBs) were studied under laboratory conditions. The dissolution of...
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AUDIT OF THE VULCANUS INCINERATION SHIP PRIOR TO THE AUGUST 1982 PCB BURN, MOBILE, ALABAMA |
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The report gives results of an evaluation of three systems aboard the Vulcanus, a Singapore-registered tanker that has been converted for incinerating industrial waste at sea. The ...
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AVAILABILITY OF PCBS (POLYCHLORINATED BIPHENYLS) AND PAHS (POLYCYCLIC AROMATIC HYDROCARBONS) TO 'MYTILUJ EDULIS' FROM ARTIFICIALLY RESUSPENDED SEDIMENTS |
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Estuarine sediment containing high levels of polychlorinated biphenyls (PCBs) and polycyclic aromatic hydrocarbons (PAHs) was resuspended into a flowing seawater system. Analysis o...
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Applications Of Nanomaterials In Risk Management Of Environmental Pollutants: The Use Of Bimetallic Systems |
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Remediation of sediments and water contaminated hydrophobic organic chemicals (HOCs) such as polychlorinated biphenyls (PCBs) remains a scientific and technical challenge. PCBs-co...
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Applications of Nano Reactive Materials in Remediation of Persistence Organic Pollutants in Sediments and Groundwater - Presentation |
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Remediation of sediments and water contaminated hydrophobic organic
chemicals (HOCs) such as polychlorinated biphenyls (PCBs) remains a scientific and technical challenge. PCBs-co...
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BACKGROUND CONTAMINATION BY COPLANAR POLYCHLORINATED BIPHENYLS (PCBS) IN TRACE LEVEL HIGH RESOLUTION GAS CHROMATOGRAPHY/HIGH RESOLUTION MASS SPECTROMETRY (HRGC/HRMS) ANALYTICAL PROCEDURES |
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The addition of the "dioxin-like" polychlorinated biphenyl (PCB) congeners to the assessment of risk associated with the 2,3,7,8-chlorine substituted dioxins and furans has dramati...
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BACTERIAL CHALLENGES TO A WILD PCB-ADAPTED POPULATION OF THE ESTUARINE FISH FUNDULUS HETERCLITUS |
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Platform presentation at a scientific meeting...
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BASE CATALYZED DECOMPOSITION (BCD) OF PCB AND DIOXIN CONTAMINATED CONDENSATE OIL FROM THE REMEDIATION OF THE WARREN COUNTY LANDFILL, NC |
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In the late 1970s thousands of gallons of transformer fluid contaminated with PCBs were illegally sprayed along approximately 210 miles of North Carolina state roadways. Listed as ...
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BASE-CATALYZED DESTRUCTION OF PCBS-NEW DONORS, NEW TRANSFER AGENTS/CATALYSTS |
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The use of hydrogen transfer agents and catalysts to improve the base-catalyzed decomposition of polychlorinated biphenyls (PCBs) was investigated. The reaction proceeded only in t...
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BEHAVIORAL AND ELECTROPHYSIOLOGICAL ESTIMATES OF VISUAL THRESHOLDS IN AWAKE RATS TREATED WITH 3,3',4,4',5- PENTACHLORBIPENYL (PCB 126) |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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BEHAVIORAL ASSESSMENTS OF ADULTS RATS EXPOSED PERINATALLY TO PCB153. |
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Ortho-substituted polychlorinated biphenyl (PCB) congeners are more neurotoxic in vitro than are non-ortho-substituted PCB congeners. We selected PCB153, a common ortho-substituted...
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BEHAVIORAL ASSESSMENTS OF LEARNING AND ATTENTION IN RATS EXPOSED PERINATALLY TO 3,3',4,4',5-PENTACHLORBIPHENYL (PCB 126) |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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BENCH-SCALE STUDIES ON THE SIMULTANEOUS FORMATION OF PCBS AND PCDDS/FS FROM COMBUSTION SYSTEMS |
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The paper reports on a bench-scale experimental study to characterize a newly built reactor system that was built to: produce levels and distributions of polychlorinated dibenzo-p-...
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BENZO(A)PYRENE METABOLISM IN THE AMERICA OYSTER 'CRASSOSTREA VIRGINICA' |
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The research program was initiated with the overall objective of determining the role of NADPH-dependent microsomal mono-oxygenase in the metabolism of the widespread environmental...
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BENZO(A)PYRENE TREATMENT OF THE ESTAURINE FISH, FUNDULUS HETEROCILITUS, COLLECTED FROM A PCB-CONTAMINATED SITE RESULTS IN DECREASED HEPATIC BAP-DNA ADDUCT COMPARED TO REFERENCE SITE |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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BENZO(A)PYRENE TREATMENT OF THE ESTUARINE FISH, FUNDULUS HETEROCLITUS, COLLECTED FROM A PCB-CONTAMINATED SITE RESULTS IN DECREASED HEPATIC DNA ADDUCTS COMPARED TO A REFERENCE SITE |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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BERGMAN USA SOIL SEDIMENT WASHING TECHNOLOGY - APPLICATIONS ANALYSIS REPORT |
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This document provides an evaluation of the performance of the Bergmann USA Soil/Sediment Washing System and its applicability for the treatment of soils or sediments contaminated ...
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BERGMANN USA SOIL SEDIMENT WASHING TECHNOLOGY - APPLICATIONS ANALYSIS REPORT |
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This document provides an evaluation of the performance of the Bergmann USA Soil/Sediment Washing System and its applicability for the treatment of soils or sediments contaminated ...
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BINDING OF POLYCHLORINATED BIPHENYLS CLASSIFIED AS EITHER PHENOBARBITONE-, 3-METHYLCHOLANTHRENE- OR MIXED-TYPE INDUCERS TO CYTOSOLIC AH RECEPTOR |
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It has been postulated that reversible, high-affinity binding of 3-methyl-cholanthrene (MC)-type inducers to a receptor protein (the Ah receptor) in hepatic cytosol is essential fo...
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BIOACCUMULATION OF DDT AND PCB IN TISSUES OF MARINE FISHES |
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Fishes of commercial importance were monitored in New England coastal waters in 1974 to determine whether synthetic organic residues in the fish were large enough to affect the uti...
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BIOACCUMULATION OF P'P'-DDE AND PCB 1254 BY A FLATFISH BIONIDICATOR FROM HIGHLY CONTAMINATED MARINE SEDIMENTS OF SOUTHERN CALIFORNIA |
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Bottom sediments are a major reservoir for residues of the pesticide DDT and polychlorinated biphenyls (PCBS) released into aquatic environments. ish consumption warnings or fisher...
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BIOACCUMULATION OF PCB CONGENERS BY BLUE MUSSELS DEPLOYED IN NEW BEDFORD HARBOR, MA |
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Blue mussels (Mytilus edulis) were deployed to monitor the levels of bioavailable contaminants during a pilot dredging project in New Bedford Harbor (NBH), Massachusetts. issolved ...
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BIOACCUMULATION, BIOTRANSFORMATION, AND METABOLITE FORMATION OF FIPRONIL AND CHIRAL LEGACY PESTICIDES IN RAINBOW TROUT |
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To assess the fate of current-use pesticides it is important to understand their bioaccumulation and biotransformation by aquatic biota. We examined the dietary accumulation and en...
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BIOENERGETICS-BASED MODELING OF INDIVIDUAL PCB CONGENERS IN NESTLING TREE SWALLOWS FROM TWO CONTAMINATED SITES ON THE UPPER HUDSON RIVER, NEW YORK |
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Together, these two papers establish a quantitative linkage between PCB concentrations in nestling tree swallows and in the insects that they consume. As such, these papers provid...
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BIOGEOCHEMISTRY OF CHLORINATED ORGANIC CONTAMINANTS IN AQUATIC ECOSYSTEMS |
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Over the last several years we have conducted both laboratory and field studies to develop a better understanding of the movement of chlorinated organic compounds through aquatic e...
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BIOLOGICAL APPROACHES FOR POLYCHLORINATED BIPHENYL DEGRADATION |
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In summary, it will be important in the future to evaluate genetically engineered PCB-degradative strains for their ability to degrade PCBs as actually found in the environment. hi...
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CALCULATED CONTRIBUTION OF SURFACE MICROLAYER PCB TO CONTAMINATION OF LAKE MICHIGAN LAKE TROUT |
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The possible significance of PCB concentration in the surface microlayer of Lake Michigan to contamination of lake trout was examined using a modification of a previously developed...
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CATALYTIC CONVERSION OF HAZARDOUS AND TOXIC CHEMICALS: CATALYTIC HYDRODECHLORINATION OF POLYCHLORINATED PESTICIDES AND RELATED SUBSTANCES |
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A study has been undertaken of the catalytic conversion of chlorinated pesticides and other environmentally undesirable chlorinated materials into acceptable compounds. The results...
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CATALYTIC DECHLORINATION OF 2-CL BP IN SEDIMENTS AND WATER-SOLVENT SYSTEMS BY FE/PD BIMETAL |
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Polychlorinated biphenyls (PCBs) are one group of persistent organic pollutants (POPs) of international concern because of global distribution, persistence, and toxicity. Removal o...
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CHANGES IN ENANTIOMERIC FRACTIONS DURING MICROBIAL REDUCTIVE DECHLORINATION OF PCB132, PCB149, AND AROCLOR 1254 IN LAKE HARTWELL SEDIMENT MICROCOSMS |
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Enantioselectivity of microbial reductive dechlorination of chiral PCBs in sediments from Lake Hartwell, SC, was determined by microcosm studies and enantiomer-specific GC analysis...
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CHANGES IN GENE EXPRESSION PROFILE FOLLOWING SHORT-TERM EXPOSURE TO AN ENVIRONMENTALLY RELEVANT MIXTURE OF PHAHS |
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Changes in gene expression profile following short-term exposure to an environmentally relevant mixture of PHAHs
Polyhalogenated aromatic hydrocarbons (PHAH) including, polych...
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CHANGES IN GENE EXPRESSION PROFILE IN THE CEREBELLUM AND THE HIPPOCAMPUS FOLLOWING DEVELOPMENTAL EXPOSURE TO A NEUROTOXICANT. |
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The vast literature on the group of chemicals known as polychlorinated biphenyls (PCBs) makes it a unique model to understand major issues related to environmental mixtures of pers...
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CHANGES IN HIPPOCAMPAL SPINE DENSITY AND PROTEIN KINASE C ISOFORMS FOLLOWING DEVELOPMENTAL EXPOSURE TO A MIXTURE OF PERSISTENT CHEMICALS. |
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Polychlorinated biphenyls (PCBs) offer a unique model to understand the major issues related to complex environmental mixtures of persistent chemicals. These pollutants are ubiquit...
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CHANGES IN MITOGEN-ACTIVATED PROTEIN KINASE IN CEREBELLAR GRANULE NEURONAL CULTURES BY POLYBROMINATED DIPHENYL ETHERS. |
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Polybrominated diphenyl ethers (PBDEs) are used as additive flame-retardants and have been detected in human blood, adipose tissue, and breast milk; clarifying the nature of the ri...
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CHANGES IN NUCLEAR TRANSCRIPTION FACTORS IN RAT HIPPOCAMPUS AND CEREBELLUM FOLLOWING DEVELOPMENTAL EXPOSURE TO A COMMERCIAL PCB MIXTURE. |
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Polychlorinated biphenyls (PCBs) offer a unique model to understand the major issues related to complex environmental mixtures. These pollutants are ubiquitous and exist as mixture...
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CHANGES IN PROTEOMIC PROFILES OF CEREBELLUM AND HIPPOCAMPUS FOLLOWING EXPOSURE TO A DEVELOPMENTAL NEUROTOXICANT. |
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The vast literature on the group of chemicals known as polychlorinated biphenyls (PCBs) makes it a unique model to understand major issues related to environmental mixtures of pers...
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CHANGES IN PROTEOMIC PROFILES OF CEREBELLUM FOLLOWING DEVELOPMENTAL EXPOSURE TO AROCLOR 1254 OR DE-71. |
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Chronic low level exposure to polychlorinated biphenyls (PCBs) has been shown to adversely affect human health, including learning and memory. Polybromiated diphenyl ethers (PBDEs)...
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CHANGES IN THE DNA-BINDING OF SEVERAL TRANSCRIPTION FACTORS IN THE DEVELOPING RAT CEREBELLUM BY PCBS. |
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PCBs are a class of persistent halogenated aromatic hydrocarbon chemical pollutants and considered as one of the major environmental contaminants resulting from intensive industria...
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CHARACTERISTICS AND TREATABILITY OF URBAN RUNOFF RESIDUALS |
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This study was undertaken to determine the character of urban stormwater runoff (UR) residuals as well as handling and disposal techniques. Samples of UR residuals for this study w...
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CHARACTERIZATION OF PCB (POLYCHLORINATED BIPHENYL) TRANSFORMER/CAPACITOR FLUIDS AND CORRELATION WITH PCDDS (POLYCHLORINATED DIBENZO-P-DIOXINS) AND PCDFS (POLYCHLORINATED DIBENZOFURANS) IN SOOT |
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Dielectric fluids in transformers and capacitors often contain polychlorinated biphenyls (PCBs) or chlorobenzenes. These substances may generate polychlorinated dibenzofurans (PCDF...
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CHARACTERIZATION OF PCB BIOACCUMULATION IN THE LAKE HARTWELL FOODWEB USING THE AQUATOX MODEL |
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PCBs from the Sangamo-Weston Superfund Site near Clemson, South Carolina, USA, were released into the Twelvemile Creek arm of Lake Hartwell until the early 1990s. Monitoring data ...
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CHARACTERIZING POPULATIONS OF THE ESTUARINE FISH FUNDULUS HETEROCLITUS INDIGENOUS TO SITES WITH DIFFERING ENVIRONMENTAL QUALITY |
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Populations of the non-migratory estuarine fish Fundulus heteroclitus were collected from New Bedford Harbor and distant clean sites to investigate whether indigenous populations...
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CHIRAL METHODS AND ANALYSIS OF PCB 95 AND CIS -PERMETHRIN IN ENVIRONMENTAL SAMPLES FROM THE CTEPP STUDY |
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The creation of chiral chromatography techniques significantly advanced the development of methods for the analysis of individual enantiomers of chiral compounds. These techniques ...
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CHOL-N-SOIL PCB TEST KIT, DEXSIL CORP. - INNOVATIVE TECHNOLOGY Evaluation REPORT |
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This innovative technology evaluation report (ITER) presents the evaluation of two field screening technologies for determining polychlorinated biphenyl (PCB) contamination in soil...
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CHOL-N-SOIL PCB TEST KIT, DEXSIL CORP.: INNOVATIVE TECHNOLOGY EVALUATION REPORT |
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This innovative technology evaluation report (ITER) presents the evaluation of two field screening technologies for determining polychlorinated biphenyl (PCB) contamination in son....
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CIRCULATING LYSOZYME AND HEPATIC CYP1A ACTIVITIES DURING A CHRONIC DIETARY EXPOSURE TO TRIBUTYLTIN (TBT) AND 3,3 ',4,4 ',5-PENTACHLOROBIPHENYL (PCB-126) MIXTURES IN CHANNEL CATFISH, ICTALURUS PUNCTATUS. (R823881) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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CLONING AND EXPRESSION IN ESCHERICHIA COLI OF PSEUDOMONAS STRAIN LB400 GENES ENCODING POLYCHLORINATED BIPHENYL DEGRADATION |
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Pseudomonas strain LB400 is able to degrade an unusually wide variety of polychlorinated biphenyls (PCBs). enomic library of LB400 was constructed by using the broad-host-range cos...
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COMPARATIVE EFFECTS OF TWO POLYCHLORINATED BIPHENYL CONGENERS ON CALCIUM HOMEOSTASIS IN RAT CEREBELLAR GRANULE CELLS |
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Some polychlorinated biphenyls (PCBs) have been reported to alter locomotor activity and decrease brain dopamine function in laboratory animals. CBs with orth- and/or para-chlorine...
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COMPARATIVE RESPONSIVENESS OF LONG EVANS RATS VERSUS C57BL/6J MICE GIVEN TCDD-LIKE AND PHENOBARBITOL-LIKE PCB (POLYCHLORINATED BIPHENYL) CONGENERS |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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COMPARING MIXTURES OF DIOXIN-LIKE AND NON DIOXIN-LIKE PCBS TO TCDD |
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COMPARING MIXTURES OF DIOXIN-LIKE AND NON DIOXIN-LIKE PCBS TO TCDD. D E Burgin1, J J Diliberto2 and L S Birnbaum3.1University of North Carolina/Toxicology, Chapel Hill, NC, USA; 2U...
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COMPARISON OF DNA ADDUCT LEVELS IN HUMAN PLACENTA FROM POLYCHLORINATED BIPHENYL EXPOSED WOMEN AND SMOKERS IN WHICH CYP 1A1 LEVELS ARE SIMILARLY ELEVATED |
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Cigarette smoking is associated with high elevations in levels of both cytochrome P450 1A1 (CYP 1A1) and DNA adducts in human placenta. he identity of the smoking related adducts i...
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COMPARISON OF MEDIUM CONCENTRATION VS. ACTUAL TISSUE DOSE IN IN VITRO NEUROTOXICANT MODELS. |
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In vitro methods have long been used to model the effects of toxicants on the nervous system. Generally, it is assumed that concentrations of toxicant present in the medium surroun...
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COMPARISON OF NONPLANAR AND COPLANAR PCB CONGENER PARTITIONING IN SEAWATER AND BIOACCUMULATION IN BLUE MUSSELS (MYTILUS EDULIS) |
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NO ABSTRACT PROVIDED...
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COMPARISON OF PCB AND TRACE METAL BIOACCUMULATION IN THE BLUE MUSSEL, MYTILUS EDULIS, AND THE RIBBED MUSSEL, MODIOLUS DEMISSUS, IN NEW BEDFORD HARBOR, MASSACHUSETTS |
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The accumulation of PCBs and trace metals was compared at 14-d intervals between two filter-feeding bivalves, the blue mussel, Mytilus edulis, and the ribbed mussel, Modiolus demis...
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COMPARISON OF THE OCTANOL-AIR PARTITION COEFFICIENT AND LIQUID-PHASE VAPOR PRESSURE AS DESCRIPTORS FOR PARTICLE/GAS PARTITIONING USING LABORATORY AND FIELD DATA FOR PCBS AND PCNS |
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The conventional Junge-Pankow adsorption model uses the sub-cooled liquid vapor pressure (pLo) as a correlation parameter for gas/particle interactions. An alternative is the oct...
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COMPARISONS OF PATTERNS OF POLYCHLORINATED BIPHENYL CONGENERS IN WATER, SEDIMENT, AND INDIGENOUS ORGANISMS FROM NEW BEDFORD HARBOR, MASSACHUSETTS |
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Polychlorinated biphenyl patterns were compared in samples of water, surface sediment, and the indigenous organisms ribbed mussels (Modiolus demissus), grass shrimp (Paleomonetes p...
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COMPREHENSIVE REPORT ON THE KPEG PROCESS FOR TREATING CHLORINATED WASTES |
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The comprehensive report describes the work performed in several laboratories toward the development of the alkali metal polyethylene glycolate (APEG) chemical dechlorination techn...
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COMPREHENSIVE REPORT ON THE KPEG PROCESS FOR TREATING CHLORINATED WASTES |
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This comprehensive report describes the work performed in several laboratories toward the development of the alkali metal polyethylene glycolate (APEG) chemical dechlorination tech...
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CONAMINANT EXPOSURE, BIOCHEMICAL, AND HISTOPATHOLOGICAL BIOMARKERS IN WHITE SUCKERS FROM CONTAMINATED AND REFERENCE SITES IN THE SHEBOYGAN RIVER, WISCONSIN |
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Fish populations of the lower Sheboygan River, located in east-central Wisconsin, are considered impaired under the Great Lakes Water Qualtiy Agreement between the United States an...
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CONCENTRATION TECHNOLOGIES FOR HAZARDOUS AQUEOUS WASTE TREATMENT |
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A stepwise evaluation of the potential applicability of the candidate technologies to the identified contamination problems was carried out. Technology profiles describing the pert...
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CONCENTRATIONS AND COMPOSITIONS OF POLYBROMINATED BIPHENYLS, -DIBENZO-P-DIOXINS, AND -DIBENZOFURANS IN TECHNICAL POLYBROMINATED DIPHENYL ETHER PREPARATIONS. |
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Polybrominated diphenyl ethers (PBDEs) have been used as flame retardants in textiles, electronic equipment and plastics.1 The three major commercial products available in the mark...
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CONCEPTS IN IMPROVING PCB BIOAVAILABILITY TO BIOREMEDIATION STRATEGIES |
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This paper discusses abiotic and biotic interactions ot PCBs in sol and sediment, and suggests possible approaches to coupling enhanced availability to increased biodegradation. ur...
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CONTAMINANT EXPOSURE, BIOCHEMICAL, AND HISTOPATHOLOGICAL BIOMARKERS IN WHITE SUCKERS FROM CONTAMINATED AND REFERENCE SITES IN THE SHEBOYGAN RIVER, WISCONSIN |
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Fish populations of the lower Sheboygan River, located in east-central Wisconsin, are considered impaired under the Great Lakes Water Quality Agreement between the United States an...
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CONTAMINANT LEVELS IN HARBOR SEALS FROM THE NORTHEASTERN UNITED STATES |
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The concentrations of polychlorinated biphenyls (PCBs), organochlorine pesticides, polycyclic aromatic hydrocarbons (PAHs), polychlorinated dibenzofurans (PCDF), polychlorinated di...
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CONTAMINANTS IN FISH |
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The objective of this study was to determine inorganic and organic contaminant concentrations in edible tissue of fish collected from eight coastal areas receiving wastewater disc...
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COPLANAR PCB AND METAL RESIDUES IN DOLPHINS FROM THE U.S. ATLANTIC COAST INCLUDING THE BOTTLENOSE DOLPHIN OBTAINED DURING THE 1987/88 MASS MORTALITY |
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Bottlenose dolphins (Tursiops truncatus) collected during the 1987/88 mass mortality event along the Atlantic coast of the United States have been analyzed for coplanar PCBs #77, 1...
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COST AND BENEFITS OF ALTERED BENZO(A)PYRENE METABOLISM IN A PCB-ADAPTED FISH POPULATION |
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We examined populations of an estuarine fish species (Fundulus heteroclitus) resident to a highly contaminated site and a reference site for their ability to metabolize an importan...
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CROSS-REACTIVITY OF MONOCLONAL ANTIBODIES AGAINST PEPTIDE 277-294 OF RAINBOW TROUT CYP1A1 WITH HEPATIC CYP1A AMONG FISH. (R823881) |
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AbstractExposure to a variety of xenobiotics, including polychlorinated biphenyls (PCBs) and polycyclic aromatic hydrocarbons (PAHs), results in the induction of CYP...
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CYCLIC AMP-DEPENDENT PROTEIN KINASE INDUCTION BY POLYCHLORINATED BIPHENYLS (PCBS) STIMULATES CREB PHOSPHORYLATION VIA A CALCIUM-DEPENDENT, PKC-INDEPENDENT PATHWAY IN CORTICAL NEURONS. |
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We have previously demonstrated that the PCB mixture, Aroclor 1254 (A1254), increases the phosphorylated form of CREB (pCREB), the cAMP-responsive element binding protein. This tra...
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DDT, PCB AND BENZO(A)PYRENE LEVELS IN WHITE CROAKER 'GENYONEMUS LINEATUS' FROM SOUTHERN CALIFORNIA (JOURNAL VERSION) |
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This paper presents the results of PCB, DDT and benzo(a)pyrene (BaP) determination in white croaker (Genyonemus lineatus) sampled from the coastal waters of metropolitan Los Angele...
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DECHLORINATION OF 2-CHLOROBIPHENYL WITH PD/MG BIMETALLIC PARTICLES |
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PCBs are notorious for their widespread prevalence in aquatic and sedimentary ecosystems, recalcitrance, and carcinogenicity. Dredging and land-filling are still commonly used for ...
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DECHLORINATION OF PCBS, CAHS, HERBICIDES AND PESTICIDES NEAT AND IN SOILS AT 25°C USING NA/NH3. (R829421E01) |
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Na/NH3 reductions have been used to dehalogenate polychlorinated biphenyls (PCBs), chlorinated aliphatic hydrocarbons (CAHs) and pesticides at diffusion controlled ra...
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DECHLORINATION OF POLYCHLORINATED BIPHENYLS IN SEDIMENT SLURRIES BY PALLADIUM MODIFIED ZEROVALENT IRON |
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Polychlorinated biphenyls (PCBs) are one group of persistent organic pollutants (POPs) of international concern because of global distribution, persistence, and toxicity. Removal o...
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DECHLORINATIONS OF POLYCHLORINATED BIPHENYLS IN SEDIMENTS OF NEW BEDFORD HARBOR |
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The breakdown of polychlorinated biphenyl (PCB) congeners in situ in sediments heavily contaminated with PCBs by processes called reductive dechlorinations have been reported. hese...
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DECONTAMINATION OF STRUCTURES AND DEBRIS AT SUPERFUND SITES |
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Two building decontamination technologies were demonstrated and evaluated: a method for in situ degradation of PCB's requiring application of an alkali metal/polyethylene glycolate...
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DECONTAMINATION TECHNIQUES FOR MOBILE RESPONSE EQUIPMENT USED AT WASTE SITES (STATE-OF-THE-ART SURVEY) |
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A state-of-the-art review of facility and equipment decontamination, contamination assessment, and contamination avoidance has been conducted. The review, based on an intensive lit...
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DEFINITION OF FOOD WEB EXPOSURE HISTORY IN THE CALIBRATION OF BIOACCUMULATION MODELS |
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This work examines the feasibility of using the constant exposure assumption in the calibration of bioaccumulation models....
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DEMONSTRATION AND QUALITY ASSURANCE PROJECT PLAN TECHNOLOGIES FOR THE MONITORING AND MEASUREMENT OF DIOXIN AND DIOXIN-LIKE COMPOUNDS IN SOIL AND SEDIMENT |
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The demonstration of technologies for determining the presence of dioxin in soil and sediment is being conducted under the U.S. Environmental Protection Agency Superfund Innovative...
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DEMONSTRATION BULLETIN: AOSTRA-SOILTECH ANAEROBIC THERMAL PROCESSOR: WIDE BEACH DEVELOPMENT SITE |
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The anaerobic thermal processor (ATP) was developed by UMATAC Industrial Processes under the sponsorship of the Alberta Oil Sands Technology and Research Authority (AOSTRA) and ...
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DEMONSTRATION BULLETIN: CLOR-N-SOIL PCB TEST KIT L2000 PCB/CHLORIDE ANALYZER - DEXSIL CORP. |
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DEXSIL CORP(Environmental Test Kits)The Dexsil Corporation (Dexsil) produces two test kits that detect polychlorinated biphenyls (PCB) in soil: the Dexsil Clor-N-Soil PCB Screenin...
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DEMONSTRATION BULLETIN: ENVIROGARD™ PCB TEST KIT - MILLIPORE, INC. |
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The EnviroGard™ polychlorinated biphenyl (PCB) immunoassay test kit rapidly analyzes for PCB concentrations in soils.
Soil sample extracts are added to test tubes coated with an...
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DEMONSTRATION BULLETIN: FIELD ANALYTICAL SCREENING PROGRAM: PCB METHOD - U.S. ENVIRONMENTAL PROTECTION AGENCY |
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The field analytical screening program (FASP) polychlorinated biphenyl (PCB) method uses a temperature-programmable gas chromatograph (GC) equipped with an electron capture dete...
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DEMONSTRATION BULLETIN: HIGH VOLTAGE ELECTRON BEAM TECHNOLOGY - HIGH VOLTAGE ENVIRONMENTAL APPLICATIONS, INC. |
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The high energy electron beam irradiation technology is a low temperature method for destroying complex mixtures of hazardous organic chemicals in solutions containing solids. The ...
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DEMONSTRATION BULLETIN: SOILTECH ANAEROBIC THERMAL PROCESSOR: OUTBOARD MARINE CORPORATION SITE |
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The ATP system is designed to desorb, collect, and recondense contaminants. The kiln contains four separate internal thermal zones: preheat, retort, combustion, and cooling. In the...
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DEMONSTRATION BULLETIN: TERRA KLEEN SOLVENT EXTRACTION TECHNOLOGY - TERRA-KLEEN RESPONSE GROUP, INC. |
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The Terra-Kleen Solvent Extraction Technology was developed by Terra-Kleen Response Group, Inc., to remove polychlorinated biphenyls (PCB) and other organic constituents from conta...
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DEPENDENCY OF POLYCHLORINATED BIPHENYL AND POLYCYCLIC AROMATIC HYDROCARBON BIOACCUMULATION IN MYA ARENARIA ON BOTH WATER COLUMN AND SEDIMENT BED CHEMICAL ACTIVITIES |
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The bioaccumulation of polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) by the filter-feeding soft-shell clam Mya arenaria was evaluated at three sites ...
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DERMAL AND GASTROINTESTINAL ABSORPTION OF ENVIRONMENTAL CONTAMINANTS |
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Hazards from environmental contaminants have become a necessary part of life in industrial countries. In the past few decades, a number of 'new' problems have arisen (termiticide-t...
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DESTRUCTION OF DIOXIN-CONTAMINATED SOLIDS AND LIQUIDS BY MOBILE INCINERATION |
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The EPA Mobile Incineration System, which consists of a kiln, secondary combustion chamber, air pollution control unit, and separate continuous stack gas analysis capabilities, was...
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DESTRUCTION OF PCB-CONTAMINATED SOILS WITH A HIGH-TEMPERATURE FLUID-WALL (HTFW) REACTOR |
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The objective of this project is to demonstrate the feasibility of a high temperature fluid-wall (HTFW) Reactor to detoxify biorefractory hazardous substances, as well as soils con...
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DESTRUCTION OF PCBS (POLYCHLORINATED BIPHENYLS). ENVIRONMENTAL APPLICATIONS OF ALKALI METAL POLYETHYLENE GLYCOLATE COMPLEXES |
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The project is a follow-on to a study which focused primarily on the feasibility of chemical detoxification of soil using FRCs NaPEG Reagents. The fundamental chemistry of the deco...
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DESTRUCTION OF PCBS USING SULFATE RADICAL-BASED ADVANCED OXIDATION PROCESSES |
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Polychlorinated biphenyls (PCBs) are a class of 209 congeners that were extensively used in industrial applications during 1929 to early 1970s, The presence of PCBs in the environm...
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DETERMINANTS OF POLYCHLORINATED BIPHENYLS (PCBS), POLYBROMINATED BIPHENYLS (PBBS), AND DICHLORODEPHENYL TRICHLOROETHANE (DDT) LEVELS IN THE SERA OF YOUNG CHILDREN |
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Serum samples from 285 4-year-old Michigan children were evaluated for levels of 11 environmental contaminants. olychlorinated biphenyls (PCBs) were found in half the samples teste...
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DETERMINATION AND OCCURRENCE OF AHH-ACTIVE POLYCHLORINATED BIPHENYLS, 2,3,7,8-TETRACHLORO-P-DIOXIN AND 2,3,7,8-TETRACHLORODIBENZOFURAN IN LAKE MICHIGAN SEDIMENT AND BIOTA |
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An analytical procedure has been developed for the determination of the 18 PCB congeners which are inducers of methylcholanthrene-like mixed function oxidase activity in animals an...
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DETERMINATION OF PESTICIDES AND PCB'S IN INDUSTRIAL AND MUNICIPAL WASTEWATERS |
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Steps in the procedure for the analysis of 25 chlorinated pesticides and polychlorinated biphenyls were studied. Two gas chromatographic columns and two detectors (electron capture...
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DETERMINATION OF POLYCHLORINATED BIPHENYLS USING MULTIPLE REGRESSION WITH OUTLIER DETECTION AND ELIMINATION |
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A method for the analysis of capillary column Polychlorinated biphenyl (PCB) data using regression analysis with outlier checking and elimination, COMSTAR, is presented and evaluat...
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DETERMINATION OF RATES AND EXTENT OF DECHLORINATION IN PCB-CONTAMINATED SEDIMENTS DURING MONITORED NATURAL RECOVERY |
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This "Sediment Issue" summarizes investigations carried out by the National Risk Management Research Laboratory (NRMRL) of U.S. EPA to evaluate the long-term recovery of polychlori...
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DETERMINATION OF TRANSFORMATION RATES OF CHIRAL PESTICIDES AND PCBS IN SOIL AND SEDIMENT MICROCOSMS |
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Risk Based Corrective Action (RBCA) has gained widespread acceptance as a favorable approach to remediating contaminated sites. The use of RBCA methods often requires computer-bas...
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DEVELOPING TOOLS FOR MONITORED NATURAL RECOVERY OF PCB-CONTAMINATED SEDIMENTS AT LAKE HARTWELL, SC |
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Contaminated sediments pose a risk to human health and the environment . The management of this risk is currently limited practically to three technologies: dredging, capping, and...
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DEVELOPMENT AND DEMONSTRATION OF A PILOT-SCALE DEBRIS WASHING SYSTEM |
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Metallic, masonry, and other solid debris that may be contaminated with hazardous chemicals litter numerous hazardous waste sites in the United States. olychlorinated biphenyls (PC...
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DEVELOPMENT AND EVALUATION OF A QUANTITATIVE ENZYME LINKED IMMUNOSORBENT ASSAY (ELISA) FOR POLYCHLORINATED BIPHENYLS |
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A 96-well, microplate-based enzyme linked immunosorbent assay (ELISA) for the quantitative determination of PCBs (as Aroclors) in soil has been developed and evaluated. he method d...
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DEVELOPMENT AND EVALUATION OF MONITORING METHODS FOR POLYCYCLIC AROMATIC HYDROCARBONS IN HOUSE DUST AND TRACK-IN SOIL |
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The analytical methods were developed for the determination of PAH and PCBs in the dust and soil based on sonication with hexane and 10% ether/hexane, respectively, and analysis by...
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DEVELOPMENT AND VALIDATION OF METHODS FOR REAL-TIME MEASUREMENT OF POLLUTANT TRANSPORT FROM AN URBANIZED ESTUARY |
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The potential remobilization of pollutants during dredging and disposal of contaminated sediments is of principal concern to environmental managers in the selection of dredging met...
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DEVELOPMENT OF A MASS BALANCE MODEL FOR ESTIMATING PCB EXPORT FROM THE LOWER FOX RIVER TO GREEN BAY |
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A mass balance approach was used to model contaminant cycling in he lower Fox River from the DePere Dam to Green Bay. he objectives of this research were 1) to estimate present con...
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DEVELOPMENT OF A MASS BALANCE MODEL FROM ESTIMATING PCB EXPORT FROM THE LOWER FOX RIVER TO GREEN BAY |
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See the published paper for the abstract....
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DEVELOPMENT OF A REFINED DATABASE OF RELATIVE POTENCY ESTIMATES TO FACILITATE BETTER CHARACTERIZATION OF VARIABILITY AND UNCERTAINTY IN THE CURRENT MAMMALIAN TEFS FOR PCDDS, PCDFS, AND DIOXIN-LIKE PCBS |
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The toxic equivalency factor (TEF) approach has been widely accepted as the most feasible and plausible method presently available for evaluating potential health risks associated ...
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DEVELOPMENT OF ADVISORY LEVELS FOR POLYCHLORINATED BIPHENYLS (PCBS) CLEANUP |
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The document presents background information used in developing advisory levels of PCBs in soil estimated to be permissible in protecting public health. The results of exposure ass...
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DEVELOPMENT OF SULFATE RADICAL-BASED CHEMICAL OXIDATION PROCESSES FOR TREATMENT OF PCBS |
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This study investigates transition metal based activation of peroxymonosulfate for generation of highly reactive sulfate radicals to degrade Polychlorinated Biphenyls (PCBs) in con...
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DEVELOPMENT, CALIBRATION AND APPLICATION OF A CONTAINMENT TRANSPORT AND FATE MASS BALANCE MODEL IN LAKE MICHIGAN, LM2 |
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The Lake Michigan Mass Balance Project (LMMBP) was initiated to support the development of a Lake Wide Management Plan (LaMP) for Lake Michigan. As one of the models in the LMMBP m...
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DEVELOPMENTAL EXPOSURE OF RATS TO A RECONSTITUTED PCB MIXTURE OR AROCLOR 1254: EFFECTS ON LONG-TERM POTENTIATION AND [3H]MK-801 BINDING IN OCCIPITAL CORTEX AND HIPPOCAMPUS. |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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DEVELOPMENTAL EXPOSURE TO A COMMERCIAL PCB MIXTURE (AROCLOR 1254) PRODUCES A PERSISTENT IMPAIRMENT IN LONG-TERM POTENTIATION IN THE RAT DENTATE GYRUS IN VIVO |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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DIETARY ACCUMULATION OF PCBS FROM A CONTAMINATED SEDIMENT SOURCE BY A DEMERSAL FISH ('LEIOSTOMUS XANTHURUS') |
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Accumulation and dietary transfer of PCBs from contaminated harbor sediments were studied in a laboratory food chain. Results demonstrate that contaminated sediments serve as a sou...
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DIETARY CHARACTERIZATIONS IN A STUDY OF HUMAN EXPOSURES IN THE LOWER RIO GRANDE VALLEY: I. FOODS AND BEVERAGES |
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The Lower Rio Grande Valley Environmental Study (LRGVES), a cooperative effort between various federal and state agencies, responded to concerns of the local community about possib...
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DIFFERENTIAL EFFECTS OF PCB CONGENERS ON RAT THYROID FUNCTION. (R826297) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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DIFFERENTIAL EFFECTS OF POLYBROMINATED DIPHENYL ETHERS AND POLYCHLORINATED BIPHENYLS ON [3H]ARACHIDONIC ACID RELEASE IN RAT CEREBELLAR GRANULE NEURONS. |
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Polybrominated diphenyl ethers (PBDEs), which are widely used as flame-retardants, have been increasing in the past 20-30 years while the presence of other structurally related per...
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DIFFERENTIAL EFFECTS OF POLYCHLORINATED BIPHENYL CONGENERS ON PHOSPHOINOSITIDE HYDROLYSIS AND PROTEIN KINASE C TRANSLOCATION IN RAT CEREBELLAR GRANULE CELLS |
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Previous reports from our laboratory have suggested that the neuroactivity of some polychlorinated biphenyl (PCB) congeners is associated with perturbations in cellular Ca2+-homeos...
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DIFFERENTIAL EFFECTS OF TWO LOTS OF AROCLOR 1254R: CONGENER ANALYSIS AND NEUROCHEMICAL ENDPOINTS. |
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Introduction
Polychlorinated biphenyls (PCBs) are widely used in industry as heat transfer and dielectric fluids for transformers and capacitors1. PCBs were commercially produce...
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DIFFERENTIAL RESPONSE TO BACTERIAL CHALLENGE IN POPULATIONS OF FUNDULUS HETERCLITUS FROM CLEAN AND POLLUTED SITES |
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Mummichogs (Fundulus heteroclitus) indigenous to an urban estuarine Superfund site in New Bedford Harbor (NBH, MA, USA) contain extremely high concentrations of the local contamina...
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DIFFUSIVE EXCHANGE OF GASEOUS POLYCYCLIC AROMATIC HYDROCARBONS AND POLYCHLORINATED BIPHENYLS ACROSS THE AIR-WATER INTERFACE OF THE CHESAPEAKE BAY. (R825245) |
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Dissolved and gas-phase concentrations of nine polycyclic aromatic hydrocarbons and 46 polychlorinated biphenyl congeners were measured at eight sites on the Chesapeake Bay at four...
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DIOXIN 2003 BOSTON |
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DIOXON 2003 BOSTON
SESSION SUMMARY REPORT
Toxicology of BFRs
This oral session is comprised of seven presentations dealing with the potential health effects of BFR...
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DIOXINS AND ENDOMETRIOSIS: A PLAUSIBLE HYPOTHESIS |
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A potential connection exists between the increasing prevalence of endometriosis and exposure to organochlorine chemicals. There is evidence that dioxin (2,3,7,8-TCDD) can increas...
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DIRECT ELECTROCHEMICAL IMMUNOSENSOR FOR POLYCHLORINATED BIPHENYLS. (R825323) |
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A direct electrochemical immunosensor has been developed for the determination of polychlorinated biphenyls (PCBs) in water. The assay is based on the measurement of the current du...
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DISTRIBUTION OF CHIRAL PCBS IN SELECTED TISSUES IN THE LABORATORY RAT |
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Polychlorinated biphenyls (PCBs) were manufactured for a large number of technical applications including for use in transformers and capacitors. The widespread commercial utilizat...
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DISTRIBUTION OF CHIRAL PCBS IN SELECTED TISSUES IN THE LABORATORY RAT |
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The enantiomeric enrichment of polychlorinated biphenyl (PCB) atropisomers has been reported in both wildlife and in humans. The biological processes causing this enrichment are o...
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DISTRIBUTION OF PCB 84 ENANTIOMERS IN C56BL/6 MICE |
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At room temperature, nineteen of the 209 possible PCB congeners exist as pairs of stable rotational isomers that are enantiomeric to each other. A racemic mixture of each of these...
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DISTRIBUTION OF PCB 84 ENANTIOMERS IN C57BL/6 MICE |
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Nineteen of the 209 possible PCB congeners exist as pairs of stable rotational isomers that are enantiomeric to each other. A racemic mixture of PCB atropisomers is present in tech...
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DO TIE LABORATORY BASED ASSESSMENT METHODS REALLY PREDICT FIELD EFFECTS? |
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Sediment Toxicity Identification and Evaluation (TIE) methods have been developed for both porewaters and whole sediments. These relatively simple laboratory methods are designed ...
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DO TIE LABORATORY BASED METHODS REALLY REFLECT FIELD CONDITIONS |
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Sediment Toxicity Identification and Evaluation (TIE) methods have been developed for both interstitial waters and whole sediments. These relatively simple laboratory methods are ...
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DOES LACTATIONAL EXPOSURE TO PCB AROCLOR 1254 RESULT IN ADVERSE REPRODUCTIVE EFFECTS IN MALE OFFSPRING? |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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DOES THE LACTATIONAL EXPOSURE TO PCB AROCHLOR 1254 RESULT IN ADVERSE REPRODUCTIVE EFFECTS IN MALE OFFSPRING? |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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DOWN-REGULATION OF GLUCOCORTICOID RECEPTOR BY POLYCHLORINATED BIPHENYL (PCB) AROCHLOR-1254 IN THE RAT |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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DREDGE SPOILS AND SEWAGE SLUDGE IN THE TRACE METAL BUDGET OF ESTUARINE AND COASTAL WATERS |
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Many reactive pollutants, such as Zn, Cu, Pb, Cs-137, Pu-239, 240 and PCB's appear to be transported and accumulated together in association with fine-grained particles in the Huds...
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DREDGED MATERIAL PLUME DISPERSAL IN CENTRAL LONG ISLAND SOUND |
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A simulation model based upon in situ current velocity data and records of disposal events was developed to predict the chemical exposure field resulting from dredged material disp...
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DYNAMIC MASS BALANCE OF PCB (POLYCHLORINATED BIPHENYLS) |
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In Saginaw Bay, Lake Huron, about 3.7 metric tons of PCB remain in the active sediment and inputs from the Saginaw River and atmospheric deposition contribute about 1.4 kg PCB per ...
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DYNAMICS OF POLYCHLORINATED BIPHENYLS IN STRIPED BASS FROM THE HUDSON RIVER. 3. TISSUE DISPOSITION AND ROUTES FOR ELIMINATION |
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Striped bass were exposed to 14C-polychlorinated biphenyls (PCB) in single-dose and multiple-dose experiments. Samples were analyzed to determine rate constants for PCB elimination...
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Dechlorination Kinetics Of Monochlorobiphenyls By Fe/Pd: Effects Of Solvent, Temperature, And PCB Concentration |
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Well-known, yet undefined, changes in the conditions and activity of palladized zerovalent iron (Fe/Pd) over an extended period of time hindered a careful study of dechlorination k...
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ECO LOGIC INTERNATIONAL GAS-PHASE CHEMICAL REDUCTION PROCESS - THE REACTOR SYSTEM - APPLICATIONS ANALYSIS REPORT |
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The ELI Eco Logic International Inc. (Eco Logic) process thermally separates organics, then chemically reduces them in a hydrogen atmosphere, converting them to a reformed gas that...
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ECO LOGIC INTERNATIONAL GAS-PHASE CHEMICAL REDUCTION PROCESS - THE THERMAL DESORPTION UNIT - APPLICATIONS ANALYSIS REPORT |
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ELI ECO Logic International, Inc.'s Thermal Desorption Unit (TDU) is specifically designed for use with Eco Logic's Gas Phase Chemical Reduction Process. The technology uses an ext...
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EFFECT OF 3,3',4,4',5,5'-HEXACHLOROBIPHENYL (PCB 169) ON FREE AND TOTAL THYROXINE IN RATS |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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EFFECT OF A BASE-CATALYZED DECHLORINATION PROCESS ON THE GENOTOXICITY OF PCB-CONTAMINATED SOIL |
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We evaluated the genotoxicity of dichloromethane (DCM) extracts of PCB-contaminated soil before and after the soil had been treated by a base-catalyzed dechlorination process, whic...
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EFFECT OF AMPICILLIN-INDUCED ALTERATIONS IN MURINE INTESTINAL MICROBIOTA ON THE SURVIVAL AND COMPETITION OF ENVIRONMENTALLY RELEASED PSEUDOMONADS |
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The environmental release of genetically altered microorganisms has prompted the investigation of their potential health effects by employing in vivo rodent models. ven though the ...
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EFFECT OF AROCLOR 1248 CONCENTRATION ON THE RATE AND EXTENT OF PCB DECHLORINATION. (R825449) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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EFFECT OF AROCLOR 1254 ON THE TRANSCRIPTION FACTOR CREB AND CELL VIABILITY IN A PRIMARY CULTURE OF IMMATURE CORTICAL CELLS. |
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Considerable work indicates that elevations in Ca2+ levels and kinase activity are sensitive responses to polychlorinated biphenyls (PCBs), which are developmental neurotoxicants. ...
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EFFECT OF INTRAUTERINE PCB EXPOSURE ON VISUAL RECOGNITION MEMORY |
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Adverse neonatal outcomes have been associated with intrauterine exposure to polychlorinated biphenyls (PCBs). In a follow-up study of exposed and nonexposed infants, 123 infants t...
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EFFECT OF SOLVENTS IN WATER ON ELECTROCATALYTIC DECHLORINATION OF 2-CL BP AT A PALLADIUM MODIFIED GRANULAR-GRAPHITE ELECTRODE |
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Remediation of soils and sediments contaminated by polychlorinated biphenyls (PCBs) usually involves use of organic solvents because PCBs have very limited solubility in water. The...
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EFFECTIVENESS OF ACTIVATED CARBON FOR REMOVAL OF TOXIC AND/OR CARCINOGENIC COMPOUNDS FROM WATER SUPPLIES |
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This research addressed quantification of the performance of fixed-bed granular activated carbon processes for treatment of public water supplies. It included evaluation of the ads...
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EFFECTS AND INTERACTIONS OF POLYCHLORINATED BIPHENYLS (PCB) WITH ESTUARINE MICROORGANISMS AND SHELLFISH |
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The role of estuarine bacteria in the mobilization, transport, and removal of polychlorinated biphenyls (PCB) was investigated in estuarine environments. A main objective of this i...
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EFFECTS OF 2,2′4,4′-TETRABROMODIPHENYL ETHER ON NUCLEAR RECEPTOR REGULATED GENES: IMPLICATIONS FOR THYROID HORMONE DISRUPTION |
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2,2′,4,4′-Tetrabromodiphenyl ether (BDE 47) is usually the most common polybrominated diphenyl ether (PBDE) congener found in human tissues and wildlife. Several studie...
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EFFECTS OF 3,3',4,4',5-PENTACHLOROBIPHENYL (PCB 126) ON THYMOCYTE SURFACE MARKER EXPRESSION AND IMMUNE ORGAN DEVELOPMENT IN CHICKEN EMBRYOS. (R825216) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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EFFECTS OF A HIGHLY-CONTAMINATED URBAN HARBOR ON AN ESTUARINE FISH SPECIES: ADAPTIVE CHANGES AT SPECIFIC LOCI |
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Fundulus heteroclitus populations indigenous to certain highly contaminated sites demonstrate an inherited tolerance to the toxic effects of local chemical contaminants. Our initia...
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EFFECTS OF A HIGHLY-CONTAMINATED URBAN HARBOR ON AN ESTUARINE FISH SPECIES: NEUTRAL MARKERS OF POPULATION GENETIC STRUCTURE |
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Fundulus heteroclitus populations indigenous to certain highly contaminated sites demonstrate an inherited tolerance to the toxic effects of local chemical contaminants. Our initia...
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EFFECTS OF AROCLOR (TRADE NAME) 1248 AND 1260 ON THE FATHEAD MINNOW ('PIMEPHALES PROMELAS') |
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Fathead minnows were exposed to Aroclor(Trademark) 1248 and 1260 in flow-through bioassays to determine the acute (30-d) and chronic (240-d life cycle) effects on the larvae and ad...
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EFFECTS OF AROCLOR (TRADEMARK) 1254 ON BROOK TROUT, 'SALVELINUS FONTINALIS' |
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No adverse effects were observed on survival, growth, and reproduction of brook trout exposed for 71 weeks to 0.94 micrograms/l and lower concentrations of the polychlorinated biph...
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EFFECTS OF BENZO[A]PYRENE EXPOSURE ON A FISH POPULATION RESISTANT TO THE TOXIC EFFECTS OF DIOXIN-LIKE COMPOUNDS |
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Effects of a model polycyclic aromatic hydrocarbon (PAH) were compared in populations of the estuarine fish Fundulus heteroclitus indigenous to a reference site and one highly cont...
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EFFECTS OF DEVELOPMENTAL EXPOSURE TO THE POLYCHLORINATED BIPHENYL CONGENER 153 ON AUDITORY AND MOTOR FUNCTION. |
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Polychlorinated biphenyls (PCBs) are pervasive environmental contaminants that have been shown to detrimentally affect somatic and behavioral endpoints. In the present study, prim...
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EFFECTS OF DIOXIN-LIKE COMPOUND CONTAMINATION ON AN ESTUARINE FISH SPECIES: ADAPTIVE CHANGES AT SPECIFIC GENETIC LOCI |
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Fish from a highly PCB-contaminated Superfund site (New Bedford, Massachusetts, USA) that show genetically-based tolerance to DLCs (Nacci, D. et al. 1999. Mar.Biol.134: 9-17) also ...
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EFFECTS OF LOW DOSE MIXTURES OF PCB126 AND PERCHLORATE ON THE HYPTHALAMIC-PITUITARY-THYROID (HPT) AXIS IN THE MALE RAT. |
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Perchlorate (ClO4) and 3,3',4,4',5-pentachlorobiphenyl (PCB126) are environmental contaminants known to disturb thyroid hormone homeostasis by well defined modes of action that lea...
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EFFECTS OF PCB (AROCLORR 1254) ON NON-SPECIFIC IMMUNE PARAMETERS IN RHESUS (MACACA MULATA) MONKEYS. |
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The effects of low level chronic polychlorinated biphenyl - Aroclor 1254 - (PCB) exposure were investigated on nonspecific immune parameters in female rhesus (Macaca mulatta) monke...
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EFFECTS OF PCB 126 ON PRIMARY IMMUNE ORGAN DEVELOPMENT IN CHICKEN EMBRYOS. (R825216) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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EFFECTS OF PCB 84 ATROPISOMERS ON [3H]-PHORBOL ESTER BINDING IN RAT CEREBELLAR GRANULE CELLS AND 45CA2+-UPTAKE IN RAT CEREBELLUM. |
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There is evidence that Polychlorinated biphenyl (PCB) congeners with ortho substituents have potential to cause neurotoxicity. Many PCB congeners implicated in these neurotoxic ef...
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EFFECTS OF PCB 84 ENANTIOMERS ON 3H-PHORBOL ESTER BINDING IN RAT CEREBELLAR GRANULE CELLS AND 45CA2+-UPTAKE IN RAT CEREBELLUM. |
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This is the first report showing the effects of 2,2,3,3,6-pentachlorobiphenyl (PCB 84) enantiomers on key neurochemical events involved in the development and function of the ner...
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EFFECTS OF PCB MIXTURES AND CONGENERS ON THE BILIARY EXCRETION OF THYROXINE. (R826297) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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EFFECTS OF PCBS SORBED TO ALGAL PASTE AND SEDIMENTS ON THE STRESS PROTEIN RESPONSE (HSP70 FAMILY) IN THE EASTERN OYSTER, CRASSOSTREA VIRGINICA. (R825349) |
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AbstractThis study examined the stress protein response (HSP70 family) of reproductively inactive oysters fed 0.7 g algal paste containing 0, 0.35 and 3.5  |
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EFFECTS OF POLYCHLORINATED BIPHENYLS (PCB) ON GLUCOCORTICOID RECEPTORS IN THE RAT: COMPARISON OF PCB MIXTURES |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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ELECTROCHEMICAL DECHLORINATION OF 2-CHLOROBIPHENYL IN AQUEOUS SOLUTION |
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This paper presents electrochemical dechlorination of 2-chlorobiphenyl (2-Cl BP) in aqueous environment using palladium modified granular graphite electrodes. 2-Cl BP, the PCB cong...
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ELECTROCHEMICAL DECHLORINATIONOF 2-CHLOROBIPHENYL IN AQUEOUS SOLUTION |
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This paper presents electrochemical dechlorination of 2-chlorobiphenyl (2-CI BP) in aqueous environment using palladium modified granular graphite electrodes. 2-CI BP, the PCB cong...
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ELECTROCHEMICAL DEGRADATION OF PERSISTANCE POLLUTANTS IN GROUNDWATER AND SEDIMENTS |
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Electrochemical Degradation (ECD) utilizes redox potential at the anode and the cathode to oxidize and/or reduce organic contaminants. ECD of environmentally persistence pollutants...
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ELECTROCHEMICAL DEGRADATION OF POLYCHLOROBIPHENYLS |
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Granular graphite is an ideal conductive material for electrochemical reduction technology applications in the field. Granular graphite was used to enhance the transfer of chlorina...
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ELECTROCHEMICAL DEGRADATION OF POLYCHLOROBIPHENYLS |
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Granular graphite is an ideal conductive material for electrochemical reduction technology applications in the field. Granular graphite was used to enhance the transfer of chlorina...
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ELECTROLYTIC DECHLORINATION OF 2-CHLOROBIPHENYL AT A PALLADIUM MODIFIED GRANULAR-GRAPHITE-PACKED ELECTRODE |
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Polychlorinated biphenyls (PCBs) and other chlorinated aromatic compounds are distributed in soils and sediments at over 400 sites in the USA. A national need exists for both in si...
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EMERGING ISSUES RELATED TO ENDOCRINE DISRUPTING CHEMICALS AND ENVIRONMENTAL ANDROGENS AND ANTIANDROGENS |
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Wildlife populations from contaminated ecosystems display a variety of reproductive alterations including cryptorchidism in the Florida panther, small baculum in young male otters,...
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EMERGING TECHNOLOGIES FOR THE CONTROL OF HAZARDOUS WASTES |
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Investigations were conducted of new and emerging technologies for the disposal of hazardous wastes. These methods involve new technologies or a recent variation of an established ...
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EMERGING TECHNOLOGY BULLETIN: PHOTOLYSIS/BIODEGRADATION OF PCB AND PCDD/PCDF CONTAMINATED SOILS - IT CORPORATION |
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This process is a two-stage photolytic and biological soil detoxification process that has application to treatment of soils contaminated with polychlorinated biphenyls (PCBs) and...
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EMERGING TECHNOLOGY REPORT: BENCH-SCALE TESTING OF PHOTOLYSIS, CHEMICAL OXIDATION AND BIODEGRADATION OF PCB CONTAMINATED SOILS AND PHOTOLYSIS OF TCDD CONTAMINATED SOILS |
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This report presents the results of bench-scale testing on degradation of 2,3,7,8-TCDD using W photolysis, and PCB degradation using UV photolysis, chemical oxidation and biologica...
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EMERGING TECHNOLOGY REPORT: BENCH-SCALE TESTING OF PHOTOLYSIS, CHEMICAL OXIDATION, AND BIODEGRADATION OF PCB CONTAMINATED SOIL AND PHOTOLYSIS OF TCDD CONTAMINATED SOIL |
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Bench-scale tests were conducted to investigate the feasibility of a two phase detoxification process that would have application to the treatment of soils contaminated with polych...
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EMISSION ASSESSMENT OF REFUSE-DERIVED FUEL COMBUSTION: SUSPENSION FIRING |
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The suspension burning investigation was conducted in a horizontal laboratory boiler firing at a nominal heat input of 440 kw. The boiler had been modified to simulate large utilit...
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EMISSIONS OF DIOXINS AND RELATED COMPOUNDS FROM COMBUSTION AND INCINERATION SOURCES |
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This report on the emissions of polychlorinated dibenzo-p-dioxins and dibenzofurans was prepared as a contribution to the Pilot Study on International Information Exchange on Dioxi...
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ENANTIOMER FRACTIONS OF CHLORDANE COMPOUNDS IN SEDIMENT SAMPLES FROM U.S. GEOLOGICAL SURVEY SITES IN LAKES, RIVERS AND RESERVOIRS |
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The environmental behavior of the enantiomers of cis- and trans-chlordane has been the topic of much research since the first chiral separations on cyclodextrin gas chromatography ...
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ENANTIOMER SEPARATION OF POLYCHLORINATED BIPHENYL ATROPISOMERS AND POLYCHLORINATED BIPHENYL RETENTION BEHAVIOR ON MODIFIED CYCLODEXTRIN CAPILLARY GAS CHROMATOGRAPHY COLUMNS |
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Seven commercially-available chiral capillary gas chromatography columns containing modified cyclodextrins were evaluated for their ability to separate enantiomers of the 19 stable...
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ENANTIOMERIC COMPOSITION OF CHIRAL POLYCHLORINATED BIPHENYL ATROPISOMERS IN AQUATIC AND RIPARIAN BIOTA |
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The enantiomeric composition of polychlorinated biphenyl (PCB) atropisomers was measured in river and riparian biota (fish, bivalves, crayfish, water snakes, barn swallows) from se...
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ENANTIOMERIC COMPOSITION OF CHIRAL POLYCHLORINATED BIPHENYL ATROPISOMERS IN AQUATIC BED SEDIMENT |
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Enantiomeric ratios (ERs) for eight polychlorinated biphenyl (PCB) atropisomers were measured in aquatic sediment from selected sites throughout the United States by using chiral g...
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ENANTIOMERIC COMPOSITION OF CHIRAL POLYCHLORINATED BIPHENYL ATROPISOMERS IN DATED SEDIMENT CORES |
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Enantiomer fractions (EFs) of seven chiral polychlorinated biphenyl (PCB) congeners were measured in dated sediment cores of Lake Hartwell, SC, and Lake Ontario, to detect and quan...
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ENANTIOMERIC OCCURRENCE AND DISTRIBUTION OF CHIRAL ORGANOCHLORINE COMPOUNDS IN U.S. RIVER SEDIMENT AND BIOTA |
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River sediment and biota (fish, bivalves) from throughout the continental U.S. were analyzed for chiral organochlorine compounds (o,p'-DDT and DDD, some chlordane compounds, PCB at...
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ENANTIOMERIC RATIOS OF CHIRAL PCB ATROPISOMERS IN RADIODATED SEDIMENT CORES |
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Enantiomeric ratios (ERs)) of chiral polychlorinated biphenyl (PCB) atropisomers were quantified in radiodated sediment cores of Lake Hartwell SC, a reservoir heavily impacted by P...
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ENANTIOSELECTIVE REDUCTIVE TRANSFORMATION OF CHIRAL POLYCHLORINATED BIPHENYLS IN LAKE SEDIMENT MICROCOSMS |
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The transformation rates and enantiomeric ratios of two chiral poylchlorinated biphenyls (PCBs), 2,2',3,4',5',6-hexachlorobiphenyl (2,2',3,4',5',6-HCB) and 2,2',3,3',4,4',5,6-octac...
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ENANTIOSELECTIVE TRANSFORMATION OF CHIRAL PCBS AND THE INSECTICIDE FIPRONIL IN NATURAL ANOXIC SEDIMENTS |
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In this study, we examined the microbial transformation of two chiral PCB congeners and the insecticide fipronil in natural sediment microcosms. The specific goals of the study wer...
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ENANTIOSELECTIVITY IN THE BIODEGRADATION OF PCB ATROPISOMERS |
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Microcosms inoculated with sediment from two locations in a contaminated reservoir, Lake Hartwell, SC, USA, degraded certain PCB atropisomers enantioselectively while other atropis...
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ENDOGENOUSLY-MEDIATED PRETRANSLATIONAL SUPPRESSION OF CYTOCHROME P4501A IN PCB-CONTAMINATED FLOUNDER |
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Gonadally mature fish display strong sex-related differences in the content and activity of P4501A, the major polynuclear aromatic hydrocarbon-inducible P450 form in teleosts. uch ...
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ENGINEERING ISSUE: TECHNOLOGY ALTERNATIVES FOR THE REMEDIATION OF PCB-CONTAMINATED SOIL AND SEDIMENT |
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Because of the increased need for Superfund decision-makers to have a working knowledge of the remedial capabilities available to treat soil and sediment contaminated with polychlo...
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ENGINEERING ISSUE: TECHNOLOGY ALTERNATIVES FOR THE REMEDIATION OF SOIL AND SEDIMENT CONTAMINATED WITH PCBS |
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The U.S. Environmental Protection Agency (EPA) Engineering Bulletins are a series of documents that summarize the available information on selected treatment and site remediation t...
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ENHANCED CORRISION-BASED PD/MG BIMETALLIC SYSTEMS FOR DECHLORINATION OF PCBS |
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Polychlorinated biphenyls (PCBs) are toxic pollutants notorious for their aquatic and sedimentary prevalence and recalcitrant nature. Bimetallic systems like Pd/Fe have been widely...
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ENRICHMENT OF MARINE SEDIMENT COLLOIDS WITH POLYCHLORINATED BIPHENYLS: TRENDS RESULTING FROM PCB SOLUBILITY AND CHLORINATION |
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NO ABSTRACT PROVIDED...
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ENRICHMENT OF PCBS IN LAKE MICHIGAN SURFACE FILMS |
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The processes of exchange of PCBs and related organics at the surface of large bodies of water such as the Great Lakes are unavoidably linked to the unique properties of surface fi...
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ENVIROGARD PCB TEST KIT, MILLIPORE INC.: INNOVATIVE TECHNOLOGY REPORT |
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This report describes the demonstration and evaluation of an immunoassay field screening technology designed to determine polychlorinated biphenyl (PCB) contamination in soil. he i...
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ENVIROGARD™ PCB TEST KIT, MILLIPORE, INC. - INNOVATIVE TECHNOLOGY EVALUATION REPORT |
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The Envirogard™ polychlorinated biphenyl (PCB) immunoassay test kit rapidly analyzes for PCB concentrations in soils. Soils samples are extracted using methanol; extracts and calib...
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ENVIRONMENTAL LEVELS OF PCB IN GREAT LAKES FISH |
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This report reviews and evaluates previously reported PCB levels in a variety of fish sampled from various locations in the Great Lakes. Higher concentrations in fish appear to be ...
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ENVIRONMENTAL MONITORING OF REMEDIAL DREDGING AT THE NEW BEDFORD HARBOR, MA, SUPERFUND SITE |
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New Bedford Harbor (NBH), MA, is a Superfund site due to high sediment polychlorinated biphenyl (PCB) concentrations. An initial remedial dredging operation removed the most contam...
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ENVIRONMENTAL MONITORING OF REMEDIAL DREDGING AT THE NEW BEDFORD HARBOR, MA, SUPERFUND SITE |
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New Bedford Harbor (NBH), MA, is a Superfund site because of high polychlorinated biphenyl (PCB) concentrations in the sediment. From April 1994 to September 1995, a remedial dredg...
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ENVIRONMENTAL PCB AND PESTICIDE EXPOSURE AND RISK OF ENDOMETRIOSIS |
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Environmental PCB and Pesticide Exposure and Risk of Endometriosis
Germaine M. Buck1, John M. Weiner2, Hebe Greizerstein3, Brian Whitcomb1, Enrique Schisterman1, Paul Kostyn...
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ENVIRONMENTAL PCB EXPOSURE AND RISK OF ENDOMETRIOSIS |
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BACKGROUND: Hormonally active environmental agents recently have been associated with the development of endometriosis. METHODS: We undertook a study to assess the relation betwe...
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ENVIRONMENTAL RESEARCH BRIEF: WASTE REDUCTION ACTIVITIES AND OPTIONS FOR AN ELECTRICAL UTILITY TRANSMISSION SYSTEM MONITORING AND MAINTENANCE FACILITY |
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The U.S. Environmental Protection Agency (EPA) funded a project with the New Jersey Department of Environmental Protection and Energy (NJDEPE) to assist in conducting waste minimiz...
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ENVIRONMENTAL TECHNOLOGICAL VERIFICATION REPORT - L2000 PCB/CHLORIDE ANALYZER - DEXSIL CORPORATION |
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In July 1997, the U.S. Environmental Protection Agency (EPA) conducted a demonstration of Polychlorinated biphenyl (PCB) field analytical techniques. The purpose of this demonstra...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT - 4100 VAPOR DETECTOR - ELECTRONIC SENSOR TECHNOLOGY |
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In July 1997, the U.S. Environmental Protection Agency conducted a demonstration of polychlorinated biphenyl (PCB) FIELD ANALYTICAL TECHNIQUES. The demonstration design was subjec...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT - ENVIROGARD PCB TEST KIT - STRATEGIC DIAGNOSTICS INC |
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In July 1997, the U.S. Environmental Protection Agency (EPA) conducted a demonstration of Polychlorinated biphenyl (PCB) field analytical techniques. The purpose of this demonstra...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT - PCB IMMUNOASSAY KIT - HACH COMPANY |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT - RAPID ASSAY SYSTEM FOR PCB ANALYSIS - STRATEGIC DIAGNOSTICS INC. |
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In July 1997, the U.S. Environmental Protection Agency (EPA) conducted a demonstration of polychlorinated biphenyl (PCB) field analytical techniques. The demonstration design was ...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT, PCB DETECTION TECHNOLOGY, DEXSIL CORPORATION L2000DX ANALYZER |
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The L2000DX Analyzer (dimensions: 9 x 9.5 x 4.25 in.) is a field-portable ion-specific electrode instrument, weighing approximately 5 lb 12 oz, designed to quantify concentrations ...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT, PCB DETECTION TECHNOLOGY, HYBRIZYME DELFIA TM ASSAY |
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The DELFIA PCB Assay is a solid-phase time-resolved fluoroimmunoassay based on the sequential addition of sample extract and europium-labeled PCB tracer to a monoclonal antibody re...
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT: D TECH PCB TEST KIT -- STRATEGIC DIAGNOSTICS, INC |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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ENVIRONMENTAL TECHNOLOGY VERIFICATION REPORT: IMMUNOASSAY KIT, ENVIROLOGIX, INC., PCB IN SOIL TUBE ASSAY |
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In July 1997, the U.S. Environmental Protection Agency (EPA) conducted a demonstration of polychlorinated biphenyl (PCB) field analytical techniques. The purpose of this demonstra...
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EPA (ENVIRONMENTAL PROTECTION AGENCY) METHOD STUDY 18, METHOD 608 - ORGANOCHLORINE PESTICIDES AND PCB'S |
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This report describes the results obtained and data analysis from an interlaboratory evaluation of EPA Method 608 (Organochlorine Pesticides and PCBs). The method is designed to an...
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EPA (ENVIRONMENTAL PROTECTION AGENCY) METHOD STUDY 28, PCB'S (POLYCHLORINATED BIPHENYLS) IN OIL |
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This report describes the experimental design and the results of the validation study for two analytical methods to detect polychlorinated byphenyls in oil. The methods analyzed fo...
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EQUILIBRIUM MODEL OF FATE OF MICROCONTAMINANTS IN DIVERSE AQUATIC FOOD CHAINS |
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Bioconcentration and bioaccumulation factors of PCB, 239Pu, and 137Cs are compiled from the literature as a function of organism size. The distribution of field-observed bioaccumul...
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EQUILIBRIUM PARTIONING AND BIOACCUMULATION OF SEDIMENT ASSOCIATED CONTAMINANTS BY INFAUNAL ORGANISMS |
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The utility and limits of applicability of a simple equilibrium partitioning model for predicting the maximum concentration of neutral organic compounds which can be accumulated by...
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EVALUATION OF A COASTAL GOLF COMPLEX AS A LOCAL AND WATERSHED SOURCE OF BIOAVAILABLE |
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Lewis, Michael A., Robert L. Quarles, Darrin D. Dantin and James C. Moore. 2004. Evaluation of a Coastal Golf Complex as a Local and Watershed Source of Bioavailable Contaminants. ...
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EVALUATION OF A FIRST-ORDER MODEL FOR THE PREDICTION OF THE BIOACCUMULATION OF PCBS AND DDT FROM SEDIMENT INTO THE MARINE DEPOSIT-FEEDING CLAM MACOMA NASUTA |
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A first-order model for predicting contaminant bioaccumulation from sediments into benthic invertebrates was validated using a marine deposit-feeding clam, Macoma nasuta, exposed t...
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EVALUATION OF GEL PERMEATION CHROMATOGRAPHY FOR CLEAN UP OF HUMAN ADIPOSE TISSUE SAMPLES FOR GC/MS ANALYSIS OF PESTICIDES AND OTHER CHEMICALS |
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Gel permeation chromatography (GPC) has been evaluated for clean up of human adipose tissue sample extracts in preparation for confirmatory analysis by gas chromatography-mass spec...
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EVALUATION OF HVS3 SAMPLER FOR SAMPLING POLYCYCLIC AROMATIC HYDROCARBONS AND POLYCHLORINATED BIPHENYLS |
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A study was conducted to determine whether the High Volume Small Surface Sampler (HVS3) can quantitatively collect polycyclic aromatic hydrocarbons (PAH) will polychlorinated biphe...
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EVALUATION OF PCB AND HEXACHLOROBENZENE BIOTA-SEDIMENT ACCUMULATION FACTORS BASEDON INGESTED SEDIMENT IN A DEPOSIT-FEEDING CLAM |
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NO ABSTRACT PROVIDED...
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EVALUATION OF PCB DESTRUCTION EFFICIENCY IN AN INDUSTRIAL BOILER |
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The report describes the evaluation program undertaken to determine the polychlorinated biphenyl (PCB) destruction efficiency during a May 1980 verification co-firing of waste oil ...
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EVALUATION OF PCB DESTRUCTION EFFICIENCY IN AN INDUSTRIAL BOILER: AUDIT REPORT |
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The report gives results of systems audits and an evaluation of the quality of data obtained by GM and GCA in the analysis of a test burn oil for PCB conducted by Research Triangle...
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EVALUATION OF PROTOCOLS FOR PESTICIDES AND PCB'S IN RAW WASTEWATER |
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The general EPA protocol for screening industrial effluents for priority pollutants (Federal Register 38, No. 75, Part II), has been tested for its applicability to the analysis of...
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EVALUATION OF SOLID ADSORBENTS FOR COLLECTING ATMOSPHERIC CHLORINATED HYDROCARBONS |
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The comparative efficiency of polyurethane foam (PUF) and Tenax-GC resin for collecting polychlorinated biphenyls (PCB) and chlorinated pesticides from 300-1600 cu m air was determ...
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EVALUATION OF THE IMMUNOTOXICITY OF LOW LEVEL PCB EXPOSURE IN THE RAT |
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Weanling male Fischer 344 rats were exposed daily by gastric intubation for up to 15 weeks to the polychlorinated biphenyl (PCB) Aroclor 1254 at 0.1, 1, 10, or 25 mg/kg body weight...
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EVALUATION OF THE STATE-OF-THE-ART CONTAMINATED SEDIMENT TRANSPORT AND FATE MODELING SYSTEM |
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Modeling approaches for evaluating the transport and fate of sediment and associated contaminants are briefly reviewed. The main emphasis is on: 1) the application of EFDC (Environ...
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EVALUATION OF TWO METHODS FOR PREDICTION OF BIOACCUMULATION FACTORS |
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Two methods for deriving bioaccumulation factors (BAFs) used by the U.S. Environmental Protection Agency (EPA) in development of water quality criteria were evaluated using polychl...
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EVIDENCE OF AIRBORNE CONTAMINATION OF WESTERN NORTH AMERICAN MOUNTAIN ECOSYSTEMS |
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There is emerging evidence that mountain ecosystems in the western USA are receiving deposition of persistent bioaccumulative toxicants with origins in North America and elsewhere ...
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EVIDENCE THAT CA2+ SIGNALING AND TRANSCRIPTION FACTOR (CREB) ACTIVITIES STIMULATED BY POLYCHLORINATED BIPHENYLS ARE LOCALIZED TO DEVELOPING NEURONS. |
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Using a mixed culture of neonatal cortical cells, we have demonstrated that the polychlorinated biphenyl (PCB) mixture Aroclor 1254 (A1254) induces complex Ca2+i signals involving ...
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EXAMINATION OF DECHLORINATION PROCESSES AND PATHWAYS IN NEW BEDFORD HARBOR SEDIMENTS |
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Estuarine sediments from upper New Bedford Harbor, Massachusetts, which were heavily contaminated with polychlorinated biphenyls (PCBs), showed considerable compositional alteratio...
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EXPLORATORY ANALYSIS OF THE EFFECTS OF PARTICULATE CHARACTERISTICS ON THE VARIATION IN PARTITIONING OF NONPOLAR ORGANIC CONTAMINANTS TO MARINE SEDIMENTS |
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The partitioning of nonpolar organic contaminants to marine sediments is considered to be controlled by the amount of organic carbon present. However, several studies propose that ...
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EXPOSURE AND HUMAN HEALTH EVALUATION OF AIRBORNE POLLUTION FROM THE WORLD TRADE CENTER DISASTER |
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In the days following the September 11, 2001, terrorist attack on New York City's World Trade Center (WTC) towers, many Federal agencies, including the U.S. Environmental Protectio...
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EXTENT OF REVERSIBILITY OF POLYCHLORINATED BIPHENYL ADSORPTION |
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The extent of reversibility of PCB bonding to sediments has been characterized in studies on the partitioning behavior of a hexachlorobiphenyl isomer. Linear non-singular isotherms...
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EXTRACTION OF ORGANIC CONTAMINANTS FROM MARINE SEDIMENTS AND TISSUES USING MICROWAVE ENERGY |
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In this study, we compared microwave solvent extraction (MSE) to conventional methods for extracting organic contaminants from marine sediments and tissues with high and varying mo...
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Electrocatalytic Dechlorination Of A PCB Congener At A Palladized Granular Graphite-Packed Electrode: Reaction Equilibrium And Mechanism |
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Our previous study on the electrocatalytic dechlorination of 2-chlorobiphenyl at a Pd-loaded granular graphite-packed electrode demonstrated that the process did not follow the fir...
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FACILITIES EVALUATION OF HIGH EFFICIENCY BOILER DESTRUCTION PCB WASTE |
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The report gives results of an evaluation of destruction in two different high-efficiency boilers (as an alternative to landfill disposal) of waste (a rendering plant byproduct, ye...
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FEEDING THE MUMMICHOG (FUNDULUS HERTERCLITUS), A DIET SPIKED WITH NON-ORTHO AND MONO-ORTHO SUBSTITUTED POLYCHLORINATED BIPHENYLS:ACCUMULATION AND EFFECTS |
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A laboratory model was developed to predict exposure effects in the field. Accumulation of non-ortho- and mono-ortho-substituted PCBs in liver tissue and their effects on mummichog...
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FIBER OPTIC FLUOROIMMUNOSENSOR FOR THE DETECTION OF POLYCHLORINATED BIPHENYLS |
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There currently exists a critical and growing need for cost-effective, real-time, and in situ methods for detection of environmental pollutants such as polychlorinated biphenyls (P...
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FIELD ANALYTICAL SCREENING PROGRAM PCB METHOD: INNOVATIVE TECHNOLOGY EVALUATION REPORT |
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This innovative technology evaluation report (ITER) presents information on the demonstration of the U.S. Environmental Protection Agency (EPA) Region 7 Superfund Field Analytical ...
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FIELD ANALYTICAL SCREENING PROGRAM: PCB METHOD - INNOVATIVE TECHNOLOGY REPORT |
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This innovative technology evaluation report (ITER) presents information on the demonstration of the U.S. Environmental Protection Agency (EPA) Region 7 Superfund Field Analytical ...
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FIELD APPLICATIONS OF THE KPEG PROCESS FOR TREATING CHLORINATED WASTES |
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The APEG chemical dechlorination process was identified at the Franklin Research Center in Philadelphia, Pennsylvania, in 1978 for the dechlorination of polychlorinated biphenyls (...
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FIELD SCREENING METHOD FOR POLYCHLORINATED BIPHENYL COMPOUNDS IN WATER |
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The U.S. Environmental Protection Agency has been exploring the complexation of silver ions with certain organic pollutants as part of a search for alternative low-cost, rapid, fie...
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FINE-SCALE GENETIC DIFFERENTIATION BETWEEN CONTAMINANT-TOLERANT AND CONTAMINANT SENSITIVE FISH POPULATIONS |
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Studies have suggested that environmental contaminants can act as selective forces on exposed populations of wildlife species. Chronically exposed populations have shown reduced ge...
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FISH TISSUE QUALITY IN NEAR-COASTAL AREAS OF THE GULF OF MEXICO RECEIVING POINT SOURCE DISCHARGES |
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The objective of this study was to determine inorganic and organic contaminant concentrations in edible tissue of fish collected from eight coastal areas receiving wastewater disch...
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FOODWEB MODELING FOR PCBS IN THE TWELVEMILE CREEK ARM OF LAKE HARTWELL, GA/SC |
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The U.S. EPA is conducting a series of studies on the Sangamo-Weston Superfund Site near Clemson, SC, to examine the pollution of the Twelvemile Creek arm of Lake Hartwell by PCBs ...
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FORECASTS AND SENSITIVITY OF PCB BIOACCUMULATION IN FISH OF LAKE HARTWELL, SOUTH CAROLINA, USA |
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The EPA aquatic ecosystem model AQUATOX was applied to the Twelvemile Creek arm of Lake Hartwell, which received 400,000 lbs of PCBs from the Sangamo-Weston Superfund Site near Cle...
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FRAMEWORK FOR REAL-TIME DECISION MAKING: NEW BEDFORD HARBOR PILOT DREDGING STUDY |
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New Bedford Harbor is located along Buzzards Bay between the cities of New Bedford and Fairhaven, Mass. Since the l940's, electronics and manufacturing companies in the area have d...
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GAS-PHASE OXIDATION PRODUCTS OF BIPHENYL AND POLYCHLORINATED BIPHENYLS (R825377) |
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Our laboratory recently measured the gas-phase reaction rate constants of
polychlorinated biphenyls (PCBs) with the hydroxyl radical (OH) and concluded
that OH reactions...
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GC/MS ANALYSIS OF PCB CONGENERS IN BLOOD OF THE HARBOR SEAL PHOCA VITULINA FROM SAN FRANCISCO BAY |
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Here we report a validated technique for quantifying up to 20 specific PCB congeners in 1-2 g samples of whole blood with a detection limit below 1 ng/g (ppb) wet weight. Specimens...
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GENETIC ADAPTATION TO CHRONIC CONTAMINANT EXPOSURE BY A SMALL ESTUARINE FISH |
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Investigations of the non-migratory fish species Fundulus heteroclitus indigenous to a highly chemically contaminated site is providing novel insights into stressor costs and adapt...
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GENETIC AND CELL-FREE STUDIES OF PCB BIODEGRADATION IN PSEUDOMONAS PUTIDA LB400 |
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An investigation into the ability of strains defective in biphenyl metabolism to degrade PCBS, strongly suggests that the same enzymes are used for both substrates. he genes encodi...
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GENETIC DIVERSITY AND STRUCTURE OF AN ESTUARINE FISH (FUNDULUS HETEROCLITIS) INDIGENOUS TO SITES ASSOCIATED WITH A HIGHLY CONTAMINATED URBAN HARBOR |
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Intense directional selection on isolated populations can result in loss of genetic diversity, which if persistent, reduces adaptive potential and increases extinction probability....
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GENETIC DIVERSITY AND STRUCTURE OF AN ESTUARINE FISH (FUNDULUS HETEROCLITUS) INDIGENOUS TO A HIGHLY CONTAMINATED URBAN HARBOR |
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Intense directional selection on isolated populations can result in loss of genetic diversity, which if persistent, reduces adaptive potential and increases extinction probability....
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GREAT LAKES ECOSYSTEM - MODELING OF THE FATE OF PCBS (POLYCHLORINATED BIPHENYLS) |
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The report defines the Polychlorinated biphenyl (PCB) problem in the Great Lakes, describes how they got there, describes models of: (1) physical/chemical fate generally; and, (2) ...
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GUIDE TO CURRENT LITERATURE ON EXPOSURE FACTORS |
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In an effort to keep the Exposure Factors Handbook up-to-date, the National Center for Environ...
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GUIDELINES FOR THE DISPOSAL OF PCBS (POLYCHLORINATED BIPHENYLS) AND PCB ITEMS BY THERMAL DESTRUCTION |
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The report is a resource and guidelines document to aid EPA Regional Offices in interpreting and applying polychlorinated biphenyl (PCB) regulations to the thermal destruction of P...
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HALF-LIFE OF POLYCHLORINATED BIPHENYLS IN OCCUPATIONALLY EXPOSED WORKERS |
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In 1977 and 1985, serum polychlorinated biphenyl (PCB) concentrations were determined for 58 workers in a Bloomington, Indiana, factory that used PCBs in capacitor manufacture unti...
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HALOGENATED AROMATIC HYDROCARBON-MEDIATED PORPHYRIN ACCUMULATION AND INDUCTION OF CYTOCHROME P4501A IN CHICKEN EMBRYO HEPATOCYTES. (R823889) |
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Concentration-dependent induction of cytochrome P4501A (CYP1A) and intracellular porphyrin accumulation were observed following treatment of chicken embryo hepatocyte (CEH) culture...
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HEPATIC EFFECTS OF PRENATAL AND POSTNATAL EXPOSURE TO AROCLOR 1254 OR PCB 126 |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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HIGH BREAST MILK LEVELS OF POLYCHLORINATEDE BIPHENYLS (PCBS) AMONG FOUR WOMEN LIVING ADJACENT TO A PCB-CONTAMINATED WASTE SITE |
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As a consequence of contamination by effluents from local electronics manufacturing facilities, the New Bedford Harbor and estuary in southeastern Massachusetts is among the sites ...
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HIGH RESOLUTION MODELLING OF PCB CONGENERS IN LAKE MICHIGAN USING THE LAKE MICHIGAN (LM3) CONTAMINANT MODEL |
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The Lake Michigan Level 3 (LM3) Model is a numerical model of Lake Michigan used to predict the fate and transport of 54 PCB congeners. The LM3 model segments Lake Michigan horizon...
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HIGH RESOLUTION PCB (POLYCHLORINATED BIPHENYLS) ANALYSIS |
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The potential environmental and health impact of PCBs must account not only for the integrated quantitation of the PCBs mixtures but also the concentrations of the specific congene...
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HIGH-RESOLUTION PCB (POLYCHLORINATED BIPHENYLS) ANALYSIS: SYNTHESIS AND CHROMATOGRAPHIC PROPERTIES OF ALL 209 PCB CONGENERS |
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This paper reports the synthesis and spectroscopic properties of all the mono-, di-, tri-, tetra-, penta-, hexa- and heptachlorobiphenyls and completes the synthesis of all 209 pol...
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HISTORICAL ANALYSIS, A VALUABLE TOOL IN COMMUNITY-BASED ENVIRONMENTAL PROTECTION |
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A historical analysis of the ecological consequences of development can be a valuable tool in community-based environmental protection. These studies can engage the public in envir...
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HISTORICAL RECONSTRUCTION OF CONTAMINANT AND ECOLOGICAL CONDITIONS IN AN URBAN SETTING |
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One problem encountered when trying to establish goals for remediation or restoration of contaminated waterways is the determination of appropriate reference conditions. As an alte...
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HISTORICAL RECONSTRUCTION OF CONTAMINANT AND ECOLOGICAL CONDITIONS IN NEW BEDFORD HARBOR, MASSACHUSETTS |
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One problem encountered when trying to establish goals for remediation or restoration of contaminated waterways is the determination of appropriate reference conditions. As an alte...
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HUMIC SUBSTANCES AND CONTAMINANT TRANSPORT |
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Humic substances are widely distributed in the environment, occurring in soils and waters. hey are the products of microbial degradation of dead vegetable and animal matter. hey ac...
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Homogeneous And Heterogeneous Activation Of Peroxymonosulfate With Iron-Based Catalysts |
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Polychlorinated biphenyls (PCBs) in the environment pose long-term risk to public health because of their persistent and toxic nature. This study investigates the degradation of P...
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IDENTIFICATION OF SPECIES-ENVIRONMENT RELATIONSHIPS IN THE HUDSON-RARITAN ESTUARY AND RELATED SUB-BASINS |
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The US EP A's Regional Environmental Monitoring and Assessment Program (REMAP) conducted a study in 1993/94 to assess the effects of sediment contamination in the Hudson- Raritan a...
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IMMUNE FUNCTION AND CYTOCHROME P4501A ACTIVITY AFTER ACUTE EXPOSURE TO 3,3',4,4',5-PENTACHLOROBIPHENYL (PCB-126) IN CHANNEL CATFISH. (R823881) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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IMMUNOCHEMISTRY AT THE U.S. EPA, NATIONAL EXPOSURE RESEARCH LABORATORY'S HUMAN EXPOSURE RESEARCH BRANCH |
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The HERB has developed several immunoassay methods for environmental and human exposure studies. Immunoassays to detect low levels (<10 ng/mL) chlorpyrifos in food, track-in dir...
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IMPACT OF SUSPENDED PARTICULATES ON PCB VOLATILIZATION FROM SEDIMENTS |
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The objective of this research was to experimentally quantify the mass of PCBs that can be transported from PCB-contaminated suspended particulate to the air phase under various co...
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IMPORTANCE OF INTERSTITIAL, OVERLYING WATER AND WHOLE SEDIMENT EXPOSURES TO BIOACCUMUALTION BY MARINE BIVALVES |
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During the performance of contaminated sediment studies using nonpolar pollutants, like polyclorinated biphenyls (PCBs), with marine organisms, the routes of exposure can include w...
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IMPORTANCE OF TEMPERATURE IN MODELLING PCB BIOACCUMULATION IN THE LAKE MICHIGAN FOOD WEB |
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In most food web models, the exposure temperature of a food web is typically defined using a single spatial compartment. This essentially assumes that the predator and prey are exp...
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IMPRINT OF THE PAST: ECOLOGICAL HISTORY OF NEW BEDFORD HARBOR |
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To have an understanding of ecological conditions in a highly impacted area, it is important to look at how past events affected current conditions. Historical studies provide an u...
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IN SITU AND SOIL DECONTAMINATION BY RADIO FREQUENCY HEATING |
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In situ radio frequency heating is performed by applying electromagnetic energy in the radio frequency band to an array of electrodes placed in bore holes drilled through the conta...
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IN VITRO EFFECTS OF ENVIRONMENTALLY RELEVANT POLYBROMINATED DIPHENYL ETHER (PBDE) CONGENERS ON CALCIUM BUFFERING MECHANISMS IN RAT BRAIN |
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Polybrominated diphenyl ethers (PBDEs) are widely used as additive flame-retardants and have been detected in human blood, adipose tissue, and breast milk. Developmental and long-t...
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IN VIVO AND IN VITRO DERMAL PENETRATION AND PHARMACOKINETICS OF 2,4,5,2',4'5'-HEXACHLOROBIPHENYL IN YOUNG AND ADULT RATS |
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Penetration of l4C-2,4,5,2'4'5'-hexachlorobiphenyl (PCB) through skin of young (33 days) and adult (82 days) female Fischer 344 rats was determined in vivo and by two in vitro meth...
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IN-SITU STABILIZATION/SOLIDIFICATION OF PCB-CONTAMINATED SOIL |
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An evaluation was performed of the International Waste Technologies (IWT) HWT-20 additive and the Geo-Con, Inc. deep-soil-mixing equipment for an in situ stabilization/solidificati...
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INCREASED [3H]-PHORBOL ESTER BINDING IN RAT CEREBELLAR GRANULE CELLS BY POLYCHLORINATED BIPHENYL MIXTURES AND CONGENERS: STRUCTURE-ACTIVITY RELATIONSHIPS |
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Our previous reports indicate that the neuroactivity of polychlorinated biphenyl (PCB) congeners may be associated with perturbations in cellular Ca2-homeostasis, and protein kinas...
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INDIGENOUS MIXED SOIL BACTERIA IN PRESENCE OF COMPATIBLE PLANTS ARE MORE EFFICIENT IN PCB DEGRADATION. (R828770C008) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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INDUCTION AND SUPPRESSION OF CYTOCHROME P450 1A BY 3,3', 4,4', 5-PENTACHLOROBIPHENYL AND ITS RELATIONSHIP TO OXIDATIVE STRESS IN THE MARINE FISH SCUP (STENOTOMUS CHRYSOPS). (R827102) |
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AbstractThe planar polychlorinated biphenyl (PCB) 3,3',4,4'-tetrachlorobiphenyl (TCB) causes dose-dependent induction and post-transcriptional suppression of he...
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INFECUNDITY AND CONSUMPTION OF PCB-CONTAMINATED SPORT FISH |
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Biologic capacity for reproduction, or fecundity, may be threatened by environmental contaminants, especially compounds capable of disrupting endocrine pathways. Telephone intervie...
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INFLUENCE OF ANTIBIOTICS ON THE INTESTINAL TRACT SURVIVAL AND TRANSLOCATION OF ENVIRONMENTAL PSEUDOMONAS SPECIES |
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The environmental release of microorganisms has prompted the investigation of potential health effects associated with their release. n this study, survival and translocation to th...
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INFLUENCE OF COLLOIDS ON SEDIMENT-WATER PARTITION COEFFICIENTS OF POLYCHLORBIPHENYL CONGENERS IN NATURAL WATERS |
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Laboratory studies have shown that speciation of hydrophobic organic pollutants in aquatic systems is too complex to model as a linear, two-phase sorption equilibrium, due to ill-d...
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INFLUENCE OF COLLOIDS ON SEDIMENT-WATER PARTITION COEFFICIENTS OF POLYCHLOROBIPHENYL CONGENERS IN NATURAL WATERS |
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Laboratory studies have shown that speciation of hydrophobic organic pollutants in aquatic systems is too complex to model as a linear, two-phase sorption equilibrium due to ill-de...
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INHIBITION OF VASOPRESSIN RELEASE IN THE RAT SUPRAOPTIC NUCLEUS BY EXPOSRUE TO THE PBDE MIXTURE (DE-71) IN VITRO. |
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Introduction
Persistent organic pollutants (POPs) are long-lived toxic organic compounds and are of major concern for human
and ecosystem health1,2 . Polychlorinate...
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INTERACTION OF PLANAR AND NONPLANAR ORGANIC CONTAMINANTS WITH COAL FLY ASH: EFFECTS OF POLAR AND NONPOLAR SOLVENT SOLUTIONS |
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Coal fly ash has several uses but much of the material is treated as waste and disposed of in various ways including land filling. Coal fly ash also has a very high sorption capac...
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INTERIM GUIDELINES FOR THE DISPOSAL/DESTRUCTION OF PCBS AND PCB ITEMS BY NON-THERMAL METHODS |
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The report is an interim resource and guideline document to help EPA regional offices implement the polychlorinated biphenyl (PCB) regulations (40 CFR 761) for using non-thermal me...
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INTERNATIONAL STUDY OF 'ARTEMIA' VIII. COMPARISON OF THE CHLORINATED HYDROCARBONS AND HEAVY METALS IN FIVE DIFFERENT STRAINS OF NEWLY HATCHED 'ARTEMIA' AND A LABORATORY-REARED MARINE FISH |
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Newly hatched nauplii of Artemia from Brazil, Australia, Italy, and the United States (Utah and San Pablo Bay, California) were analyzed for chlorinated hydrocarbons. The Brazil an...
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INTERNATIONAL WASTE TECHNOLOGIES EVALUATION REPORT SITE PROGRAM DEMONSTRATION, IN-SITU STABILIZATION/SOLIDIFICATION, HIALEAH, FL, VOLUME I |
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A demonstration of the International Waste Technologies (IWT) process, utilizing the Geo-Con, Inc., deep-soil-mixing equipment has been performed under the Superfund Innovative Tec...
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INTRAUTERINE EXPOSURE OF HUMAN NEWBORNS TO PCBS (POLYCHLORINATED BIPHENYLS): MEASURES OF EXPOSURE |
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The purpose of the present paper is two-fold: (1) to summarize what is known about the pre- and postnatal effects of an especially ubiquitous chemical compound, polychlorinated bip...
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INTRAUTERINE EXPOSURE TO ENVIRONMENTAL TOXINS: THE SIGNIFICANCE OF SUBTLE BEHAVIOR EFFECTS |
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Recently, there has been an increase in interest in subtle effects associated with exposure to environmental toxins. ne methodological problem in research in this are involves asse...
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INVESTIGATION OF CONTAMINANT TRANSPORT FROM THE SAGINAW CONFINED DISPOSAL FACILITY |
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Pilot biomonitoring and monitoring studies were conducted at the Saginaw Confined Disposal Facility (CDF), Saginaw Bay, Lake Huron, during 1987 to develop methods to assess the pot...
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IRON-PEROXYMONOSULFATE: A NOVEL SULFATE RADICAL BASED ADVANCED OXIDATION TECHNOLOGY FOR DEGRADATION OF PCBS |
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This study investigates the degradation of recalcitrant polychlorinated biphenyl (PCBs) using sulfate radical-based advanced oxidation technologies. Sulfate radicals are generated ...
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Immunotoxicity -- The Risk is Real |
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Several papers published over the last year represent significant progress in closing the gap between rodent immunotoxicity data and human risk and indicate that, at least for the ...
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In-situ Technologies for Reclamation of PCB-Contaminated Sediments: Current Challenges and Research Thrust Areas |
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Polychlorinated biphenyls (PCBs), a family of 209 congeners, are toxic and recalcitrant environment pollutants that are prevalent in the nation’s sediments and superfund waste site...
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KINETIC DISTRIBUTION MODEL OF EVAPORATION, BIOSORPTION AND BIODEGRADATION OF POLYCHLORINATED BIPHENYLS (PCBS) IN THE SUSPENSION OF PSEUDOMONAS STUTZERI. (R826652) |
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AbstractKinetics of distribution of PCBs in an active bacterial suspension of Pseudomonas stutzeri was studied by monitoring the evaporated amounts and the conce...
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KINETICS OF PCB DECHLORINATION BY HUDSON RIVER, NEW YORK, USA, SEDIMENT MICROORGANISMS. (R825449) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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KSCS FOR A PAH AND PCB ASSOCIATED WITH A MARINE SEDIMENT AMENDED WITH SEVERAL TYPES OF SOOT CARBON |
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Soot carbon (SC) originates from the combustion of fossil fuels and biomass and is found in sediments around the world. SC comprises up to 30% of organic carbon in sediment and ...
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LABORATORY EVALUATION OF HIGH-TEMPERATURE DESTRUCTION OF POLYCHLORINATED BIPHENYLS AND RELATED COMPOUNDS |
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A specialized laboratory technique incorporating a two-stage quartz system was used for determining the thermal destruction properties of PCB's and related compounds. With this sys...
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LAKE MICHIGAN FISH CONSUMPTION AS A SOURCE OF POLYCHLORINATED BIPHENYLS IN HUMAN CORD SERUM, MATERNAL SERUM, AND MILK |
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Reported consumption of Lake Michigan sport fish was examined in relation to the levels of polychlorinated biphenyls (PCBs) in biological samples provided by a sample of maternity ...
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LAKE MICHIGAN MASS BALANCE STUDY: PROGNOSIS FOR PCBS |
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The Lake Michigan Mass Balance Study was conducted to measure and model nutrients, atrazine, PCBs, trans-nonachlor, and mercury to gain a better understanding of the transport and ...
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LAND TREATMENT OF MILWAUKEE HARBOR SEDIMENTS CONTAMINATED WITH PAHS AND PCBS |
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Sediments dredged in the maintenance of navigation channels often contain concentrations of PCBs and PAHs that necessitate placement in confined disposal facilities (CDFs). For the...
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LIMITED PCB ANTAGONISM OF TCDD-INDUCED MALFORMATIONS IN MICE |
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C57BL/6N mice, used to model induction of cleft palate and kidney malformations in offspring following maternal treatment with TCDD, were dosed on gestation day (gd) 9 with ,2',4,4...
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LIMNOLOGY OF MICHIGAN'S NEARSHORE WATERS OF LAKES SUPERIOR AND HURON |
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Limnological assessments, including water and sediment chemistry, bacterial densities, zoo- and phyto-plankton and benthic macroinvertebrate community structure, and fish contamina...
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LIPID METHODOLOGY AND POLLUTANT NORMALIZATION RELATIONSHIPS FOR NEUTRAL NONPOLAR ORGANIC POLLUTANTS |
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This work compares the ability of hexane and chloroform with methanol (C/M) to extract lipid, polychlorinated biphenyls (PCBs), and p,p'-DDE from white croaker (Geneonus lineatus) ...
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LONG TERM STABILITY OF SOLIDIFIED WASTE AS DETERMINED BY PHYSICAL AND MORPHOLOGICAL PARAMETERS |
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Three soil materials contaminated with oil, grease, PCB's and metals were stabilized by mixing with portland cement and proprietary additives. valuation of this process included at...
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LONG-LASTING NEUROSTRUCTURAL CONSEQUENCES IN THE RAT HIPPOCAMPUS BY DEVELOPMENTAL EXPOSURE TO A MIXTURE OF POLYCHLORINATED BIPHENYLS (PCBS). |
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The objective of the study was to assess the effects of developmental exposure to a commercial mixture of PCBs (Aroclor 1254) on neuronal dendritic morphology of hippocampal CA1 py...
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LONG-TERM CHANGES IN HIPPOCAMPAL FUNCTION FOLLOWING PCB EXPOSURE EARLY IN LIFE: THE ROLE OF HYPOTHYROIDISM. |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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LONG-TERM RECOVERY OF PCB-CONTAMINATED SEDIMENTS AT THE LAKE HARTWELL SUPERFUND SITE: PCB DECHLORINATION. 1. END-MEMBER CHARACTERIZATION |
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Under anaerobic conditions, such as those typically found in buried sediments, the primary metabolic pathway for polychlorinated biphenyls (PCBs) is reductive dechlorination in whi...
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LONG-TERM RECOVERY OF PCB-CONTAMINATED SEDIMENTS AT THE LAKE HARTWELL SUPERFUND SITE: PCB DECHLORINATION. 2. RATES AND EXTENT |
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This paper reports on extensive polychlorinated biphenyl (PCB) dechlorination measured in Lake Hartwell (Pickens County, SC) sediments. Vertical sediment cores were collected from ...
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LONG-TERM RECOVERY OF PCB-CONTAMINATED SURFACE SEDIMENTS AT THE SANGAMO-WESTON/TWELVEMILE CREEK/LAKE HARTWELL SUPERFUND SITE |
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Natural recovery of contaminated sediments relies on burial of contaminated sediments with increasingly clean sediments over time (i.e., natural capping). Natural capping reduces t...
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LONG-TERM SIMULATION OF PCB EXPORT FROM THE FOX RIVER TO GREEN BAY |
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See the published paper for the abstract....
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Linking Watershed Atrazine and PCB Loads to Lake Michigan |
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An introduction, overview, and results of mathematical modeling in Lake Michigan. The presentation focuses on model mass balances and forecasts for atrazine and PCBs. The mass ba...
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MANAGEMENT OF GAS AND LEACHATE IN LANDFILLS: PROCEEDINGS OF THE ANNUAL MUNICIPAL SOLID WASTE RESEARCH SYMPOSIUM (3RD) HELD AT ST. LOUIS, MISSOURI ON MARCH 14, 15 AND 16, 1977 |
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Contents: Current research on land disposal of municipal solid wastes; Summary of office of solid waste gas and leachate activities; State of Missouri solid waste management activi...
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MASS BALANCE MODELLING OF PCBS IN THE FOX RIVER/GREEN BAY COMPLEX |
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The USEPA Office of Research and Development developed and applies a multimedia, mass balance modeling approach to the Fox River/Green Bay complex to aid managers with remedial dec...
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MASS SPECTROMETRIC QUANTIFICATION OF POLYCHLORINATED BIPHENYL CONGENERS USING MULTIPLE CARBON-13 INTERNAL STANDARDS |
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Multiple carbon-13 internal standards improve the precision and accuracy of the mass spectrometric analysis of polychlorinatedbiphenyl (PCB) congeners compared to analyses using a ...
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MATRIX-ISOLATION INFRARED AND LOW-RESOLUTION MASS SPECTRA OF THE 109 POLYCHLOROBIPHENYL CONGENERS |
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There are 209 individual polychlorobiphenyls (PCBs), or congeners, that are derived from the commercial manufacture of polychlorinated biphenyl mixtures, such as the Aroclors. ltho...
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MAXIMUM UTILIZATION OF WATER RESOURCES IN A PLANNED COMMUNITY: CONTRIBUTIONS OF REFRACTORY COMPOUNDS BY A DEVELOPING COMMUNITY |
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Water, soil and biotic components from a natural drainage system in the Woodlands, a developing community in Texas, were assayed for halogenated compounds. PCB's were highest durin...
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MEASUREMENT OF FUGITIVE ATMOSPHERIC EMISSIONS OF POLYCHLORINATED BIPHENYLS FROM HAZARDOUS WASTE LANDFILLS |
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Four landfills known to contain large quantities of polychlorinated biphenyls (PCBs) were monitored for atmospheric emissions: Three of these were uncontrolled and contained large ...
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MEASUREMENT OF PCB EMISSIONS FROM COMBUSTION SOURCES |
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The report describes a gas chromatographic/mass spectrometric (GC/MS) procedure that overcomes problems encountered when using GC procedures (previously used to determine polychlor...
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MEASURES OF REPRODUCTIVE SUCCESS AND POLYCHLORINATED BIPHENYL RESIDUES IN EGGS AND CHICKS OF FORSTER'S TERNS ON GREEN BAY, LAKE MICHIGAN, WISCONSIN - 1988 |
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Data on reproductive success of Forster's tern (Sterna fosteri) from Green Bay, Lake Michigan in 1983 are compared with data collected in 1988. n 1988 measures of reproductive perf...
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MEETING AT BALTIMORE, MD: DISTRIBUTION OF CHIRAL PCBS IN SELECTED TISSUES IN THE LABORATORY RAT |
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In order to investigate the tissue distribution and enantiomeric fractions (EFs) of Polychlorinated Biphenyl (PCB) atropisomers, immature male Sprague-Dawley rats were administered...
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METHOD DEVELOPMENT FOR DETERMINATION OF POLYCHLORINATED HYDROCARBONS IN MUNICIPAL SLUDGE |
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The method provides a procedure for analysis of pesticides and PCB's in municipal sludge. The method includes extraction by a centrifuge technique of the chlorinated compounds from...
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METHODOLOGY FOR EVALUATING POTENTIAL HUMAN HEALTH EFFECTS OF MICROORGANISMS THAT DEGRADE HAZARDOUS WASTES |
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Microorganisms are being developed to environmentally degrade hazardous wastes. Before such organisms are deployed, methods need to be designed to monitor the organisms and waste b...
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METHODOLOGY FOR MEASUREMENT OF POLYCHLORINATED BIPHENYLS IN AMBIENT AIR AND STATIONARY SOURCES - A REVIEW |
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The state of development of methodology for measurement of polychlorinated biphenyls (PCBs) in ambient air and stationary sources was reviewed. The most promising method for ambien...
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METHODS FOR DETERMINING THE POLYCHLORINATED BIPHENYL EMISSIONS FROM INCINERATION AND CAPACITOR AND TRANSFORMER FILLING PLANTS |
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Described are methods to measure the polychlorinated biphenyl (PCB) emissions from the stacks of municipal waste, industrial waste, and sewage sludge incinerators and from capacito...
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MHC ANTIGEN BINDING LOCUS DRB1 SHOWS STRONG SIGNAL OF SELECTION AND HIGH VARIABILITY IN FUNDULUS HETERCLITUS POPULATIONS |
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The major histocompatibility system provides a unique complex of genetic loci in vertebrates to assess genetic diversity and to look for the effects of selection on the adaptive im...
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MICROBIAL PCB DECHLORINATION IN DREDGED SEDIMENTS AND THE EFFECT OF MOISTURE. (R825449) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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MICROBIOLOGICAL DECONTAMINATION OF PENTACHLOROPHENOL-CONTAMINATED NATURAL WATERS |
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Inoculation of pentachlorophenol-contaminated natural waters with cells of a pentachlorophenol-degrading Flavobacterium was shown to be an effective method for decontamination of P...
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MINERGY CORPORATION GLASS FURNACE TECHNOLOGY EVALUATION: INNOVATION TECHNOLOGY EVALUATION REPORT |
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This report presents performance and economic data for a U.S. Environmental Protection Agency (EPA) Superfund Innovative Technology Evaluation (SITE) Program demonstration of the M...
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MOBILE SYSTEM FOR EXTRACTING SPILLED HAZARDOUS MATERIALS FROM EXCAVATED SOILS |
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Laboratory tests were conducted with three separate pollutants (phenol, arsenic trioxide, and polychlorinated biphenyls (PCB's) and two soils of widely different characteristics (s...
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MOBILIZATION OF PAHS AND PCBS FROM IN-PLACE CONTAMINATED MARINE SEDIMENTS DURING SIMULATED RESUSPENSION EVENTS |
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A particle entrainment simulator was used to experimentally produce representative estuarine resuspension conditions to investigate the resulting transport of polychlorinated biphe...
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MODE OF ACTION OF DIOXIN-LIKE VERSUS NON-DIOXIN-LIKE PCBS |
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Exposure of humans to polychlorinated biphenyls has been associated with different adverse effects such as immune impairment, changes in hormone levels, reproductive and neuropsyc...
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MODELLING SEDIMENT TRANSPORT FOR THE LAKE MICHIGAN MASS BALANCE PROJECT |
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A sediment transport model is one component of the overall ensemble of models being developed for the Lake Michigan Mass Balance. The SEDZL model is being applied to simulate the f...
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MONITORING CYCLICAL AIR-WATER ELEMENTAL MERCURY EXCHANGE |
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Previous experimental work has demonstrated that elemental mercury evasion from natural water displays a diel cycle; evasion rates during the day can be two to three times evasion ...
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MONITORING FOR POLYCHLORINATED BIPHENYL EMISSIONS FROM AN ELECTROLYTIC CAPACITOR DISPOSAL PROJECT |
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Three different air sampling methods were used simultaneously to monitor for PCB emissions arising from a pilot disposal project involving electrolytic capacitors. Analytical resul...
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MONITORING POLYCHLORINATED BIPHENYLS (PCBS) BIODEGRADATION USING CONTINUOUS-FLOW ISOTOPE RATIO MASS SPECTROMETRY |
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Research has shown that polychlorinated biphenyls (PCBs) in some cases can be removed from the environment by biodegradation. Aerobic and anaerobic biological processes have been ...
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MULTIRESIDUE DETERMINATION OF ACIDIC PESTICIDES IN WATER BY HPLC/DAD WITH CONFIRMATION BY GC/MS USING CONVERSION TO THE METHYL ESTER WITH TRIMETHYLSILYDIAZOMETHANE |
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A multiresidue pesticide methodology has been studied and results for acidics are reported here with base/neutral to follow. This work studies a literature procedure as a possible...
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Monitoring dredging effectiveness using biological and chemical markers of exposure in brown bullheads and benthic macroinvertebrates |
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Sediments in portions of the Ashtabula River in Northeastern, Ohio are heavily contaminated with polychlorinated biphenyls (PCBs), and the river has been designated by the Internat...
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NANO-SCALE PALLADIUM DOPED MAGNESIUM BIMETALLICS FOR DECHLORINATING PCBS |
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Polychlorinated biphenyls (PCBs) are toxic and recalcitrant pollutants found in rivers; coastal waters and in 500 of the nation's 1598 Superfund waste sites. According to an EPA es...
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NATURAL RECOVERY OF PCB - CONTAMINATED SEDIMENTS IN A FRESH WATER LAKE |
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Abstract: An ongoing study of natural recovery of sediments contaminated with polychlorinated biphenyls (PCBs), sponsored by the U.S. Environmental Protection Agency (EPA), is bei...
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NATURAL RECOVERY OF PCB CONTAMINATION AT THE SANGAMO-WESTON/TWELVEMILE CREEK/LAKE HARTWELL SUPERFUND SITE |
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Previous natural recoy.-contaminated sediments with data from fish and invertebrate studies at lake Hartwell. The previous sediment studies showed that natural capping of contamina...
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NEAR-COASTAL SEDIMENT AS A HABITAT IN THE GULF OF MEXICO: CHEMICAL QUALITY, TOXICITY, AND BENTHIC COMMUNITY COMPOSITION |
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Sediment quality was determined in a multiyear study for 108 near-coastal sites located in Mississippi, Alabama and Florida. The primary objective of the study was to determine the...
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NEUROTOXIC EFFECTS OF ENVIRONMENTAL AGENTS: DATA GAPS THAT CHALLENGE DOSE-RESPONSE ESTIMATION |
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Neurotoxic effects of environmental agents: Data gaps that challenge dose-response estimation
S Gutter*, P Mendola+, SG Selevan**, D Rice** (*UNC Chapel Hill; +US EPA, NHEERL; ...
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NO REDUCTION IN GENETIC DIVERSITY DESPITE RAPID ADAPTATION IN PCB POLLUTION: IMPLICATIONS FOR CONSERVATION OF LARGE ESTUARINE POPULATIONS |
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Anthropogenic stressors can have negative fitness impacts on populations by reducing population size through direct mortality or reduced reproduction. Evolutionary consequences of...
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NO REDUCTION IN GENETIC DIVERSITY DESPITE RAPID ADAPTATION TO PCB POLLUTION: IMPLICATIONS FOR CONSERVATION OF LARGE ESTUARINE POPULATIONS |
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Anthropogenic stressors can have negative fitness impacts on populations by reducing population size through direct mortality or reduced reproduction. Evolutionary consequences of...
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ONTOGENETIC ALTERATIONS IN MOLECULAR AND STRUCTURAL CORRELATES OF DENDRITIC GROWTH FOLLOWING DEVELOPMENTAL EXPOSURE TO POLYCHLORINATED BIPHENYLS. |
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This is the first report showing both molecular and structural changes in brain following developmental exposure to a neurotoxicant. It is known that perinatal exposure to a neuro...
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ONTOGENETIC ALTERATIONS IN PROTOTYPICAL FACTORS IN THE CEREBELLUM AND HIPPOCAMPUS FOLLOWING PERINATAL EXPOSURE TO A COMMERCIAL PCB MIXTURE. |
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Polychlorinated biphenyls (PCBs) are prevalent in the environment despite the ban of their use for decades and offers as a model to understand developmental neurotoxicity of persis...
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OPERATION AND RESEARCH AT THE USEPA INCINERATION RESEARCH FACILITY: ANNUAL REPORT FOR FY91 |
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The U.S. Environmental Protection Agency's Incineration Research Facility (IRF) in Jefferson, Arkansas, is an experimental facility that houses two pilot-scale incinerators and the...
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OPERATIONS AND RESEARCH AT THE U.S. EPA INCINERATION RESEARCH FACILITY: ANNUAL REPORT FOR FY92 |
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The U.S. Environmental Protection Agency's Incineration Research Facility (IRF) in Jefferson, Arkansas, is an experimental facility that houses two pilotscale incinerators and the ...
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OPTIMIZATION OF SILICA GEL CHROMATOGRAPHIC CLEANUP/FRACTIONATION PROCEDURE FOR ANALYZING PAHS AND PCB: IN SEDIMENTS. (R828678C008) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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ORGANIC CONTAMINANT DISTRIBUTION IN SEDIMENTS, POLYCHAETES (NEREIS VIRENS) AND THE AMERICAN LOBSTER, HOMARUS AMERICANUS IN A LABORATORY FOOD CHAIN EXPERIMENT |
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A laboratory experiment was conducted to investigate the transfer of organic contaminants from an environmentally contaminated marine sediment through a simple marine food chain. T...
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ORGANIC CONTAMINANTS IN SEDIMENTS FROM THE TRENTON CHANNEL OF THE DETROIT RIVER, MI |
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Anthropogenic organic contaminants in sediments from the Trenton Channel of the Detroit River, a highly industrialized waterway connecting Lake St. Clair with Lake Erie, were ident...
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ORGANOCHLORINE CONTAMINANTS OF WINTERING DUCKS FORAGING ON DETROIT RIVER SEDIMENTS |
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Organochlorine analysis was performed on carcasses of 13 diving ducks from a 1981 wintering population that foraged on contaminated sediments in the lower Detroit River. Mean total...
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ORGANOCHLORINE PESTICIDES AND POLYCHLORINATED BIPHENYLS (PCBS) IN SEDIMENTS AND BIOTA FROM FOUR US ARCTIC LAKES |
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Organochlorine (OC) concentrations in surface sediment, snails (Lymnea sp.), and two freshwater fish species (grayling, Thymallus arcticus; and lake trout, Salvelinus namaycush) fr...
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Overview of current TEFs as it relates to current PCB exposures: What is needed? |
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The toxic equivalency factor (TEF) approach is one of the ways to assess the risk associated with exposure to complex mixture of polychlorinated biphenyls (PCBs) and structurally r...
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PALLADIUM-FACILITATED ELECTROLYTIC DECHLORINATION OF 2-CHLOROBIPHENYL USING A GRANULAR-GRAPHITE ELECTRODE. |
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Palladium-assisted electrocatalytic dechlorination of 2-chlorobiphenyl (2-Cl BP) in aqueous solutions was conducted in a membrane-separated electrochemical reactor with granular-gr...
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PALLADIUM/MAGNESIUM CORROSION NANO-CELLS FOR PCB DECHLORINATION |
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Polychlorinated biphenyls (PCBs) are toxic and recalcitrant environment pollutants that are prevalent in nation's submarine sediments. PCBs bioaccumulate and progressively move up ...
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PARTICLE CLASS BALANCE RECEPTOR MODEL FOR AEROSOL APPORTIONMENT IN SYRACUSE, NEW YORK |
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Scanning electron miscroscopy interfaced with automated image analysis and x-ray energy spectroscopy (SAX) can be employed for individual particle characterization of aerosol sampl...
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PARTITIONING OF POLYCHLORINATED BIPHENYL CONGENERS IN SEAWATER OF NEW BEDFORD HARBOR, MASSACHUSETTS |
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The partitioning of polychlorinated biphenyls (PCBS) between particulate and dissolved phases of seawater was examined along a concentration gradient in New Bedford Harbor, MA. egr...
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PARTITIONING, DESORPTION, AND DECHLORINATION OF A PCB CONGENER IN SEDIMENT SLURRY SUPERNATANTS |
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Partitioning and desorption played specific roles in the dechlorination of 2-chlorobiphenyl (2-ClBP) in sediment slurry supernatants, which are suspensions of disssolved organic ma...
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PAST AND PRESENT DIOXIN/PCB TOXICITY RISKS FOR LAKE TROUT IN THE GREAT LAKES |
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An overview of research on reproductive failure of lake trout and possibly other species associated with exposures to dioxin-like chemicals during the last half century. These rese...
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PBDE CONTAMINATION OF U.S. FOOD AND HUMAN MILK, AND PBDE, PCDD/F, PCB, AND LEVELS IN U. S. HUMAN BLOOD (1973 AND 2003) |
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Introduction
Historical exposure trends to persistent organic pollutants (POPs) indicate that the primary route of exposure in humans is traditionally dietary intake, contributi...
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PBDES IN US NURSING MOTHERS' MILK, FOOD, AND ELECTRONICS: LEVEL AND ESTIMATED INTAKE BY VARIOUS ROUTES |
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ABSTRACT BODY: Polybrominated diphenylether (PBDE) flame retardants are currently used in the USA to a larger extent than in Europe. They have recently been measured in human tissu...
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PCB (POLYCHLORINATED BIPHENYL) SEDIMENT DECONTAMINATION - TECHNICAL/ECONOMIC ASSESSMENT OF SELECTED ALTERNATIVE TREATMENTS |
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Eleven emerging alternative treatments for PCB-contaminated sediments have been compared and ranked using technical performance, status of development, test and evaluation data nee...
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PCB (POLYCHLORINATED BIPHENYL) TRIAL BURN REPORT FOR THE U.S. EPA (ENVIRONMENTAL PROTECTION AGENCY) COMBUSTION RESEARCH FACILITY LIQUID INJECTION INCINERATOR SYSTEM |
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The report describes a trial burn of polychlorinated biphenyl (PCB) laden oil and No. 2 fuel oil injected into the liquid incinerator at the U.S. EPA Combustion Research Facility. ...
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PCB 84: DISPOSITION AND TOXICITY |
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The findings of this study may have important implications for understanding the mechanism of neurotoxicity of chiral PCB congeners and further investigations of the disposition an...
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PCB ACCUMULATION BY THE EASTERN OYSTERS (CRASSOSTREA VIRGINICA) AND ITS IMPACT ON THE LIPID COMPOSITION AND REPRODUCTION SUCCESS. (R825349) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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PCB CONGENERS AND FECUNDITY, NEW YORK STATE ANGIER COHORT STUDY |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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PCB CONGENERS AND HEXACHLOROBENZENE BIOTA SEDIMENT ACCUMULATING FACTORS FOR MACOMA NASUTA EXPOSED TO SEDIMENTS WITH DIFFERENT TOTAL ORGANIC CARBON CONTENTS |
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Deposit-feeding marine clams (Macoma nasuta) were exposed for 119d to three sediment types that varied in total organic carbon (TOC) from 0.8 to 2.5%. ediments were spiked with equ...
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PCB DECHLORINATING MICROBIAL POPULATIONS AND KINETICS OF DECHLORINATION. (R825449) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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PCB DECHLORINATION BY PD/MG BIMETALLIC CORROSION NANO-CELLS |
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Polychlorinated biphenyls (PCBs), manufacture-1970's for use as electrical insulators, were banned in 1979 due to their toxicity and persistence in the environment. They are recalc...
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PCB DESTRUCTION: A NOVEL DEHALOGENATION REAGENT |
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Alkali metal polyethylene glycolate complexes (APEGs) are being investigated as reagents for the in-situ decontamination of soils containing PCBs and other haloorganics in the U.S....
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PCB EMISSIONS FROM STATIONARY SOURCES: A THEORETICAL STUDY |
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The report gives results of a theoretical assessment of polychlorinated biphenyl (PCB) formation and destruction in conventional fossil fuel fired sources. Results suggest a small ...
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PCB PROGNOSIS FOR LAKE MICHIGAN |
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Part of 2002 Lakewide Management Plan (LaMP) document -- describes and forecasts the presence of polychlorinated biphenyls (PCBs) in Lake Michigan....
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PCB UPTAKE AND ACCUMULATION BY OYSTERS (CRASSOSTREA VIRGINICA) EXPOSED VIA A CONTAMINATED ALGAL DIET. (R825349) |
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AbstractReproductively active oysters were fed daily with 0.2 g algal paste containing 0, 0.1, and 1.0  |
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PCB-DECHLORINATING MICROBIAL POPULATIONS IN ST. LAWRENCE RIVER SEDIMENTS. (R825449) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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PCB-INDUCED CHANGES IN THE DNA BINDING OF SEVERAL TRANSCRIPTION FACTORS IN THE DEVELOPING CEREBELLUM. |
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Polychlorinated biphenyls (PCBs) are a class of persistent chemical pollutants prevalent in the environment despite the ban of their use for decades. Disturbances in brain developm...
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PCBS (POLYCHLORINATED BIPHENYLS) IN SAGINAW BAY: DEVELOPMENT OF FUNCTIONAL INDICES TO ESTIMATE INHIBITION OF ECOSYSTEM FLUXES |
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Saginaw Bay is among the most polluted bays in the Great Lakes. For many years the Large Lakes Research Station of the US-EPA has examined many aspects of this ecosystem, from phyt...
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PCBS (POLYCHLORINATED BIPHENYLS): STRUCTURE-ACTIVITY RELATIONSHIPS |
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This report summarizes research on the chemical and toxicological characterization of PCB's. Results on the synthesis and characterization of all 209 PCB's and subsequent identific...
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PCBS AND OTHER CHLORINATED ORGANIC CONTAMINANTS IN TISSUES OF JUVENILE KEMP'S RIDLEY TURTLES (LEPIDOCHELYS KEMPI) |
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Concentrations of PCBs (polychlorinated biphenyls) and chlorinated pesticides were measured in liver and body fat samples of juvenile Kemp's ridley sea turtles (Lepidochelys kempi)...
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PCBS: CANCER DOSE-RESPONSE ASSESSMENT AND APPLICATION TO ENVIRONMENTAL MIXTURES (1996) |
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This report updates the cancer dose-response assessment for polychlorinated biphenyls (PCBs) and shows how information on toxicity, disposition, and environmental processes can be ...
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PCBS: CANCER DOSE-RESPONSE ASSESSMENT AND APPLICATION TO ENVIRONMENTAL MIXTURES (EXTERNAL REVIEW DRAFT) |
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A cancer dose-response assessment is developed for PCBS, considering toxicity, disposition, and environmental processes to evaluate human cancer risk. ow-dose linear models are app...
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PCDD/F, PCB, HXCBZ, PAH, AND PM EMISSION FACTORS FOR FIREPLACE AND WOODSTOVE COMBUSTION IN THE SAN FRANCISCO BAY REGION |
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Emissions from residential fireplace and woodstove appliances burning fuels available from the San Francisco Bay area were sampled for polychlornated dibenzodioxins and dibenzofura...
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PD/MG BIMETALLIC CORROSION SYSTEMS FOR DECHLORINATION OF PCB CONTAMINATED MATRICES |
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Polychlorinated biphenyls (PCBs), a family of 209 compounds manufactured till mid70's, are toxic pollutants that persist in the environment. Enhanced corrosion of an active metal c...
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PERINATAL EXPOSURE TO POLYCHLORINATED BIPHENYLS AROCLOR 1016 OR 1254 DID NOT ALTER BRAIN CATECHOLAMINES NOR DELAYED ALTERNATION PERFORMANCE IN LONG EVANS RATS |
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Several reports have indicated that polychlorinated biphenyls (PCB) altered development of biogenic amine systems in the brain, impaired behavioral performances and disrupted matur...
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PERSISTENCE OF AROCLOR (TRADE NAME) 1254 IN A CONTAMINATED ESTUARY |
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The brief report summarizes the concentrations of PCB's in oyster tissue (Crassostrea virginica) observed from April 1969 to June 1976 at three locations in the Escambia Bay estuar...
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PERSISTENCE OF CHLORINATED HYDROCARBON CONTAMINATION IN A CALIFORNIA MARINE ECOSYSTEM |
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Despite major reductions in the dominant DDT and polychlorinated biphenyls (PCB) input off Los Angeles (California, USA) in the early 1970s, the levels of these pollutants decrease...
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PERSISTENT ORGANIC POLLUTANTS IN DUSTS THAT SETTLED AT INDOOR AND OUTDOOR LOCATIONS IN LOWER MANHATTAN AFTER 11 SEPTEMBER 2001 |
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The explosion and collapse of the World Trade Center (WTC) was a catastrophic event that produced an aerosol impacting many workers, residents and commuters during the first few ...
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PERTURBATION BY THE PCB MIXTURE AROCLOR 1254 OF GABAA RECEPTOR-MEDIATED CALCIUM AND CHLORIDE RESPONSES DURING MATURATION IN VITRO OF RAT NEOCORTICAL CELLS. |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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PESTICIDES AND POLYCHLORINATED BIPHENYLS IN THE ATCHAFALAYA BASIN, LOUISIANA |
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The collection and analysis of samples for pesticide and polychlorinated biphenyls (PCB's) were included in the Atchafalaya River Basin Water and Land Study. From 1974 to 1977, 743...
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PHOTOACTIVATED LUMINESCENCE METHOD FOR RAPID SCREENING OF POLYCHLORINATED BIPHENYLS |
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The U.S. Department of Energy and the U.S. Environmental Protection Agency have a strong need for screening capabilities for hazardous materials. his paper describes a new method b...
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PHOTOCHEMICAL CONFIRMATION OF MIREX IN THE PRESENCE OF POLYCHLORINATED BIPHENYLS |
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A simple method for the determination of mirex in the presence of polychlorobiphenyls (PCB's) is reported. The procedure depends on diethylamine-assisted photodegradation of interf...
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PHOTOCHEMICAL TRANSFORMATION OF THE DDT AND METHOXYCHLOR DEGRADATION PRODUCTS, DDE AND DMDE, BY SUNLIGHT |
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DDE and DMDE, degradation products of the pesticides DDT and methoxychlor, rapidly undergo an unusual photoisomerization in solution when exposed to sunlight. The isomerization inv...
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PHYSICAL, CHEMICAL AND BIOLOGICAL TOOLS FOR EVALUATING, MONITORED NATURAL RECOVERY OF PCB CONTAMINATED SEDIMENTS IN LAKE HARTWELL, CLEMSON, SC |
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Management of contaminated sediments poses significant challenges due to varied contaminants and volumes of sediments to
manage. Dredging, capping, and monitored natural recover...
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PHYSICO-CHEMICAL MODEL OF TOXIC SUBSTANCES IN THE GREAT LAKES |
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A physico-chemical model of the fate of toxic substances in the Great Lakes is constructed from mass balance principles and incorporates principal mechanisms of particulate sorptio...
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PHYTOREMEDIATING DREDGED SEDIMENTS: A BENEFICIAL REUSE PROTOCOL |
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The Jones Island Confined Disposal Facility (CDF) located in Milwaukee Harbor Wisconsin, receives dredged materials from normal maintenance of Milwaukee's waterways. Like many CDFs...
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PILOT SURVEY OF LEVELS OF POLYCHLORINATED DIBENZO-P-DIOXINS (PCDDs), POLYCHLORINATED DIBENZOFURANS (PCDFs), POLYCHLORINATED BIPHENYLS (PCB) AND MERCURY IN RURAL SOILS OF THE U.S. |
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EPA has released a final report entitled, “Pilot Survey of Levels of Polychlorinated Dibenzo-p-dioxins, Polychlorinated Dibenzofurans, Polychlorinated Biphenyls and Mercury in Rura...
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PILOT-SCALE INCINERATION OF PCB-CONTAMINATED SEDIMENTS FROM THE HOT SPOT OF THE NEW BEDFORD HARBOR SUPERFUND SITE |
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Testing was performed at the EPA's Incineration Research Facility (IRF) to determine the incinerability of contaminated marine sediment from the Hot Spot in the New Bedford Harbor ...
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PILOT-SCALE INCINERATION OF PCB-CONTAMINATED SEDIMENTS FROM THE NEW BEDFORD HARBOR HOT SPOT SUPERFUND SITE |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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PILOT-SCALE INCINERATION OF PCB-CONTAMINATED SEDIMENTS FROM THE NEW BEDFORD HARBOR HOT SPOT SUPERFUND SITE |
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Testing was performed at the EPA's Incineration Research Facility (IRF) to determine the incinerability of contaminated marine sediment from the Hot Spot in the New Bedford Harbor ...
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PLANT UPTAKE OF SLUDGE-BORNE PCBS |
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Plant uptake of sludge-borne polychlorinated biphenyls (PCBs) (similar to Aroclor 1248) was evaluated in a greenhouse study with two food-chain crops and a grass species. olychlori...
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POLYBROMINATED BIPHENYL EXPOSURE AND BENIGN BREAST DISEASE IN A COHORT OF US WOMEN. (R825300) |
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PURPOSE: We examined the relation between serum polybrominated biphenyl (PBB) levels and the risk of benign breast disease in a cohort of Michigan women uninten...
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POLYBROMINATED DEPHENYL ETHERS (PBDES) AND ORTHO-SUBSTITUTED POLYCHLORINATED BIPHENYLS (PCBS) AS NEUROENDOCRINE DISRUPTORS OF VASOPRESSIN RELEASE: EFFECTS DURING PHYSIOLOGICAL ACTIVATION IN VITRO AND STRUCTURE-ACTIVITY RELATIONSHIPS |
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The neuropeptide, vasopressin (VP) is synthesized in magnocellular neuroendocrine cells (MNCs) located within the supraoptic (SON) and paraventricular (PVN) nuclei of the mammalian...
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POLYBROMINATED DIPHENYL ETHER (PBDE) EFFECTS IN RAT NEURONAL CULTURES: 14C-PBDE ACCUMULATION, BIOLOGICAL EFFECTS AND STRUCTURE-ACTIVITY RELATIONSHIPS. |
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Polybrominated diphenyl ethers (PBDEs) are widely used as flame-retardants, are now recognized as a globally distributed pollutants, and are detected in most environmental and biol...
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POLYCHLORINATED BIPHENYL (AROCLOR 1254) INDUCED NEPHROTOXICITY, CHANGES IN FEMUR MORPHOMETRY AND CALCIUM METABOLISM |
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Experiments were performed to investigate the effects of polychlorinated biphenyl (PCB) on calcium metabolism, femur morphometry, and nephrotoxicity. ischer 344 rats Here dosed dai...
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POLYCHLORINATED BIPHENYL CONGENER DISTRIBUTIONS IN WINTER FLOUNDER AS RELATED TO GENDER, SPAWNING SITE, AND CONGENER METABOLISM |
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Concentrations of 17 polychlorinated biphenyl (PCB) congeners were measured in liver of gonadally mature winter flounder collected from Fox Island and Gaspee Point, RI, and from Ne...
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POLYCHLORINATED BIPHENYL MIXTURES (AROCLORS) INHIBIT LPS-INDUCED MURINE SPLENOCYTE PROLIFERATION IN VITRO. (R826687) |
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AbstractThe immune system is believed to be a sensitive indicator for adverse polychlorinated biphenyl (PCB)-induced health effects. Four commercial PCB mixtures (Arocl...
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POLYCHLORINATED BIPHENYL TRANSPORT IN COASTAL MARINE FOODWEBS |
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The extent to which polychlorinated biphenyls (PCBs) may be assimilated into fish from dietary sources was studied by providing known doses of PCBs (as Aroclor 1254 in food) to str...
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POLYCHLORINATED BIPHENYLS AND OTHER ORGANIC CHEMICAL RESIDUES IN FISH FROM MAJOR UNITED STATES WATERSHEDS NEAR THE GREAT LAKES, 1978 |
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Twenty-six composite samples of fish were collected during 1978 from United States watersheds near the Great Lakes and analyzed for polychlorinated biphenyls (PCBs) and related org...
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POLYCHLORINATED BIPHENYLS AND THE DEVELOPING NERVOUS SYSTEM: CROSS-SPECIES COMPARISONS |
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This paper summarizes the health effects of polychlorinated biphenyls on the nervous system following developmental exposure. he manuscript evaluates the risk associated with PCB i...
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POLYCHLORINATED BIPHENYLS AS HORMONALLY ACTIVE STRUCTURAL ANALOGUES |
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Among the environmental chemicals believed to have the potential to disrupt the endocrine systems of animals including humans, the polychlorinated biphenyls are a chemical class of...
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POLYCHLORINATED BIPHENYLS AS INDUCERS OF HEPATIC MICROSOMAL ENZYMES: EFFECTS OF DI-ORTHO SUBSTITUTION |
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All of the 13 possible polychlorinated biphenyl (PCB) isomers and congeners substituted at both para positions, at least two meta positions (but not necessarily on the same ring) a...
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POLYCHLORINATED BIPHENYLS AS INDUCERS OF HEPATIC MICROSOMAL ENZYMES: STRUCTURE-ACTIVITY RULES |
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A number of highly purified polychlorinated biphenyl (PCB) isomers and congeners were synthesized and administered to male Wistar rats at dosage levels of 30 and 150 micromol/kg. T...
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POLYCHLORINATED BIPHENYLS IN HOUSE DUST AND YARD SOIL NEAR A SUPERFUND SITE. (R825173) |
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Polychlorinated biphenyls (PCBs) were measured in house dust and yard soil at 34 homes surrounding New Bedford Harbor during dredging of highly contaminated harbor sediments. PCBs ...
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POLYCHLORINATED BIPHENYLS IN PRECIPITATION IN THE LAKE MICHIGAN BASIN |
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Rainfall samples were collected in Chicago, Illinois, and on Beaver Island, Michigan, and analyzed for polychlorinated biphenyls (PCBs). The precipitation weighted mean concentrati...
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POLYCHLORINATED BIPHENYLS: CONGENER-SPECIFIC ANALYSIS OF A COMMERCIAL MIXTURE AND A HUMAN MILK EXTRACT |
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On the basis of the relative retention times and response factors of all 209 synthetic polychlorinated biphenyls (PCBs), the paper reports the first congener-specific analysis of a...
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POLYCHLORINATED BYPHENOLS AND P,P'-DDE IN TREE SWALLOW EGGS AND NESTLINGS FROM A SUPERFUND SITE |
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This study assessed biologically available contaminant concentrations in tree swallow (Tachycineta bicolor) eggs and nestlings from a marine Superfund site. Tree swallows are used ...
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POLYCHLOROBIPHENYL (PCB) METABOLISM BY PLANT CELLS (JOURNAL VERSION) |
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Suspension cultures of Paul's Scarlet rose provided with 0.3 ppm of 2,2',4,4'-tetrachlorobiphenyl metabolized the compound at a rate of 4.6 pmoles h g dry wt. The environmental and...
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POPULATION GENETIC STRUCTURE OF A NON-MIGRATORY MARINE FISH FUNDULUS HETERCLITUS ACROSS A STRONG GRADIENT OF PCB CONTAMINATION |
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Populations of the estuarine fish Fundulus heteroclitus indigenous to contaminated sites exhibit heritable resistance to some of the toxic effects of early life-stage exposure to p...
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POPULATION GENETICS AND TOLERANCE TO DIOXIN-LIKE COMPOUNDS OF A MIGRATORY MARINE FISH (MENIDIA MENIDIA) IN POLYCHLORINATED BIPHENOL-CONTAMINTED AND REFERENCES SITES |
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We evaluated a population of migratory fish (Menidia menidia) that spawn in New Bedford Harbor (NBH), MA, USA, a U.S. EPA Superfund site with extreme polychlorinated biphenyl (PCB)...
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POSSIBLE APPROACHES FOR THE ESTABLISHMENT OF INTERLABORATORY COMPARABILITY IN THE DETERMINATION OF POLYCHLORINATED BIPHENYLS IN HUMAN SERUM |
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The Massachusetts Department of Public Health, with the assistance of the centers for Disease Control, conducted a study to determine the prevalence of elevated levels (>30ppb) of ...
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POSSIBLE MOLECULAR TARGETS OF HALOGENATED ARMOATIC HYDROCARBONS IN NEURONAL CELLS. |
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Halogenated aromatic hydrocarbons including polychlorinated biphenyls (PCBs) are persistent bioaccumulative toxicants. Due to these characteristics, there is considerable regulator...
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POTENCY OF 3,3',4,4',5-PENTACHLOROBIPHENYL (PCB 126), ALONE AND IN COMBINATION WITH 2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN (TCDD), TO PRODUCE LAKE TROUT EARLY LIFE-STAGE MORTALITY |
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NO ABSTRACT PROVIDED...
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PRACTICAL APPROACHES TO REMEDIATION OF POLYCHLORINATED BIPHENYLS IN SEDIMENTS |
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Polychlorinated biphenyls (PCBs) are one group of persistent organic pollutants (POPs) of international concern because of global distribution, persistence, and toxicity. Removal o...
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PRE- AND POST-DREDGING AT A MARINE SUPERFUND SITE: COMPARISON OF EXPOSURE, HABITAT, AND ECOLOGICAL INDICATORS |
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New Bedford Harbor (NBH), MA, is a marine Superfund site due to severely PCB-contaminated sediments. Prior to initial remedial activities, a comprehensive long-term monitoring pro...
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PREDICTING THE OCCURRANCE OF ADAPTATION TO DIOXINLIKE COMPOUNDS IN POPULATIONS OF THE ESTUARINE FISH FUNDULUS HETEROCLITUS |
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A population of the non-migratory estuarine fish species Fundulus heteroclitus (mummichog) indigenous to a polychlorinated biphenyl (PCB)-contaminated Superfund site (New Bedford H...
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PREFERENTIAL PARTITIONING OF A PAH AND PCB TO A MARINE SEDIMENT AMENDED WITH SEVERAL SOURCES OF SOOT CARBON |
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Over the last decade, several studies reported that the partitioning of PAHs to sediments, in some cases, did not follow predictions based on equilibrium partitioning theory. One e...
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PRELIMINARY OPERATIONS PLAN AND GUIDELINES FOR THE AT-SEA INCINERATION OF LIQUID PCB (POLYCHLORINATED BIPHENYL) WASTES |
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The report is a preliminary operations plan and guidelines report for the disposal of polychlorinated biphenyl (PCB) wastes by at-sea incineration. The study was divided into two s...
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PRELIMINARY SURVEY OF CHEMICAL CONTAMINANTS IN WATER, SEDIMENT, AND AQUATIC BIOTA AT SELECTED SITES IN NORTHEASTERN FLORIDA BAY AND CANAL C-111 |
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Several actions are under way to alter water management capabilities and practices in south Florida in order to restore a more natural hydroperiod for the Everglades. Because relat...
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Polychlorinated Biphenyls (PCBs) and Polybrominated Diphenol Ethers (PBDEs) in Current and Historical Samples of Avian Eggs from Nesting Sites in Buzzards Bay, MA, USA |
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We measured concentrations of polychlorinated biphenyls (PCBs) and polybrominated diphenyl ethers (PBDEs) in eggs from breeding colonies in Buzzards Bay, MA, USA. Eggs from two pi...
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QUANTITATIVE ELISA OF POLYCHLORINATED BIPHENYLS IN AN OILY SOIL MATRIX USING SUPERCRITICAL FLUID EXTRACTION |
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Soil samples from the GenCorp Lawrence Brownfields site were analyzed with a commercial semi-quantitative enzyme-linked immunosorbent assay (ELISA) using a methanol shake extract...
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RE-EVALUATION OF APPLICABILITY OF AGENCY SAMPLE HOLDING TIMES |
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Holding times are the length of time a sample can be stored after collection and prior to analysis without significantly affecting the analytical results. Holding times vary with ...
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RECENT DECLINES IN PAH, PCB, AND TOXAPHENE LEVELS IN THE NORTHERN GREAT LAKES AS DETERMINED FROM HIGH RESOLUTION SEDIMENT CORES. (R825151) |
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Sediment cores were collected from two sites in Grand Traverse Bay, Lake
Michigan in May 1998, dated using 210Pb geochronology, and analyzed
for polychlorinat...
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RECONSTRUCTION OF CONTAMINANT TRENDS IN A SALT WEDGE ESTUARY WITH SEDIMENT CORES DATED USING A MULTIPLE PROXY APPROACH |
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The Taunton River is a partially mixed tidal estuary in southeastern Massachusetts (USA) which has received significant contaminant inputs, yet little information exists on the his...
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RELATIONSHIP BETWEEN HEPATIC MICROSOMAL THYROXINE GLUCURONIDATION AND TOTAL SERUM THYROXINE CONCENTRATIONS IN RATS TREATED WITH PCDDS, PCDFS AND PCBS |
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RELATIONSHIP BETWEEN HEPATIC MICROSOMAL THYROXINE GLUCURONIDATION AND TOTAL SERUM THYROXINE CONCENTRATIONS IN RATS TREATED WITH PCDDs, PCDFs AND PCBs. D G Ross, K M Crofton, M J...
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RELATIONSHIP BETWEEN PCB PLANERITY AND INTERACTIONS WITH SOOT CARBON |
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There is increasing interest in the role of soot carbon in the strong partitioning of organic contaminants to sediments. Primary interest has been focused on PAHs which have been s...
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RELATIONSHIPS AMONG TOTAL LIPID, LIPID CLASSES AND POLYCHLORINATED BIPHENYL CONCENTRATIONS IN TWO INDIGENOUS POPULATIONS OF RIBBED MUSSELS (GUKENSIA DEMISSA) OVER AN ANNUAL CYCLE |
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Two indigenous ribbed mussel (Geukensia demissa) populations were sampled approximately every four weeks during 1997 to investigate the relationships among concentrations of total ...
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RELATIVE POTENCY BASED ON HEPATIC ENZYME INDUCTION PREDICTS IMMUNOSUPPRESSIVE EFFECT OF A MIXTURE OF POLYCHLORINATED DIBENZO-P-DIOXINS (PCDDS), DIBENZOFURANS (PCDFS) AND BIPHENYLS (PCBS) |
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ABSTRACT
). Mixture (MIX)-1 contained TCDD , 2,3,7,8-tetrachlorodibenzofuran (TCDF), 1,2,3,7,8-pentachlorodibenzofuran (1-PeCDF), 2,3,4,7,8-pentachlorodibenzofuran (4-PeCDF), a...
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RELATIVE POTENCY VALUES (REPS) FOR POLYCHLORINATED DIBENZO-P-DIOXIN, DIBENZOFURAN, AND BIPHENYL CONGENERS BASED ON INDUCTION OF CYTOCHROME P4501A MRNA IN A ZEBRAFISH LIVER CELL LINE (ZF-L) |
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Induction of cytochrome P450 (CYPIA) mRNA by polychlorinated dibenzo-p-dioxin (PCDD), polychlorinated dibenzo (PCDF) and polychlorinated biphenyl (PCB) congeners was measured in a ...
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RELATIVE POTENCY VALUES FOR POLYCHLORINATED DIBENZO-P-DIOXIN, DIBENZOFURAN AND BIPHENYL CONGENERS TO INDUCE CYTOCHROME P4501A MRNA IN A ZEBRAFISH LIVER CELL LINE (ZF-L) |
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Induction of cytochrome P450 (CYPIA) mRNA by polychlorinated dibenzo-p-dioxin (PCDD), polychlorinated dibenzofuran (PCDF) and polychlorinated biphenyl (PCB) congeners was measured ...
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REMEDIAL DREDGING AND EFFECTIVE ENVIRONMENTAL PROTECTION: EXAMPLES FROM THE NEW BEDFORD HARBOR, MA SUPERFUND SITE |
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Currently, there is an on-going national debate questioning whether remedial dredging can be conducted without causing environmental harm. Two common assertions are that: 1) dredgi...
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REPORT ON DECONTAMINATION OF PCB-BEARING SEDIMENTS |
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The EPA has initiated a research program to identify chemical/biological methods as alternatives to incineration and to chemical land disposal for cleanup of polychlorinated biphen...
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REPORT ON THE TECHNICAL REVIEW WORKSHOP ON THE REFERENCE DOSE FOR AROCLOR 1016 |
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This report includes information and materials from a technical review workshop organized by the EPA's Risk Assessment Forum for EPA's Reference Dose/Reference Concentration (RfD/R...
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REPRODUCTIVE AND THYROID EFFECTS OF LOW-LEVEL POLYCHLORINATED BIPHENYL (AROCLOR 1254) EXPOSURE |
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As little detailed information is available on the adverse effects of PCBs on male reproductive function, this study was conducted to evaluate the effects of subchronic administrat...
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RESIDUES OF PCB (POLYCHLORINATED BIPHENYLS) IN A 'CLADOPHORA' COMMUNITY ALONG THE LAKE HURON SHORELINE |
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PCB residues were measured in samples of Cladophora, Ulothrix, net plankton, water, and fish collected in the Harbor Beach area of Lake Huron. The PCB patterns in the samples were ...
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RESIDUES OF PCB'S AND DDT IN THE WESTERN LAKE SUPERIOR ECOSYSTEM |
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Fish from western Lake Superior (1972-73) contained DDT and PCB residues at concentrations greater than 0.1 ppm. The most predominant PCB's were those containing 3 to 6 chlorine at...
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RESULTS OF THE LAKE MICHIGAN MASS BALANCE PROJECT: POLYCHLORINATED BIPHENYLS MODELING REPORT |
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This report presents the current status and results of the PCB modeling effort through the spring of 2004; additional short- and long-term efforts are yet needed to finally complet...
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RETINOID METABOLISM IN FISH EMBRYOS FROM SENSITIVE AND RESISTANT POPULATIONS EXPOSED TO DIOXIN-LIKE COMPOUNDS |
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Early developmental stages of fish are extremely sensitive to a class of toxic and persistent environmental contaminants known as dioxin-like compounds (DLCs). Most of the toxicolo...
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REUSABLE ADSORBENTS FOR DILUTE SOLUTIONS SEPARATION. 5: PHOTODEGRADATION OF ORGANIC COMPOUNDS ON SURFACTANT-MODIFIED TITANIA. (R828598C753) |
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A semiconductor titania (TiO2) surface was modified by surfactant adsorption to make it more hydrophobic and to increase the adsorption of hydrophobic organic compoun...
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REVERSIBLE AND RESISTANT COMPONENTS OF PCB ADSORPTION-DESORPTION: ADSORBENT CONCENTRATION EFFECTS |
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It is the purpose of this paper to present the analysis of these experimental data and to relate these findings to the conventional descriptions of adsorption-desorption as applied...
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RISK ASSESSMENT PILOT STUDY - PHASE III NAVAL CONSTRUCTION BATTALION CENTER - DAVISVILLE, RHODE ISLAND |
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To undertake a marine ecological risk assessment at the Naval Construction Battalion Center (NCBC) Davisville, Rhode Island to etermine the effect of hazardous waste disposal on Al...
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Recovery of a PCB-Contaminated Creek Fish Community |
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Polychlorinated Biphenyls (PCBs) from the Sangamo-Weston Superfund Site near Clemson, South Carolina, USA, were released into the Twelvemile Creek until the early 1990s. PCB concen...
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SCHEDULED-CONTROLLED BEHAVIOR IN RATS EXPOSED PERINATALLY TO THE PCB MIXTURE AROCLOR 1254. |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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SEASONAL DYNAMICS OF PCB ACCUMULATION IN A GREAT LAKES FOOD WEB. (R825151) |
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Seston, sediment, settling organic matter, and food web members were
collected from Grand Traverse Bay, Lake Michigan, between April 1997 and
September 1998 to examine P...
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SEASONAL VARIABILTIY LIPIDS, LIPID CLASSES AND PCBS IN INDIGENOUS POPULATIONS OF RIBBED MUSSELS, MODIOLUS DEMISSUS |
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Two indigenous ribbed mussel (Modiolus demissus) populations were sampled approximately every four weeks during 1997 to investigate the seasonal variability of total lipids, lipid ...
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SEASONAL VARIATION IN THE BIOGEOCHEMICAL CYCLING OF SESTON IN GRAND TRAVERSE BAY, LAKE MICHIGAN. (R825151) |
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This study describes the biogeochemical cycling of seston in Grand Traverse Bay, Lake Michigan. Seston was characterized by carbon and nitrogen elemental and isotopic abundances. F...
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SEDIMENT HAZARD ASSESSMENT FOR NEAR-COASTAL AREAS OF THE GULF OF MEXICO |
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Sediment contamination is a major problem in many coastal areas in the U.S. and has emerged as an important ecological issue for several geographic areas. Sediment chemical and bio...
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SELECTIVE CHANGES IN BRAIN PROTEIN KINASE C ISOFORMS FOLLOWING DEVELOPMENTAL EXPOSURE TO A PCB MIXTURE. |
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Introduction
Polychlorinated biphenyls (PCBs) offer a unique model to understand the major issues related to complex environmental mixtures. These environmental pollutants are u...
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SENSITIVITY OF ADENOSINE TRIPHOSPHATASE IN DIFFERENT BRAIN REGIONS TO POLYCHLORINATED BIPHENYL CONGENERS |
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Polychlorinated biphenyl (PCBs) mixtures contain a number of different congeners, some of which have been proposed to be neuroactive. Recent studies have suggested that ortho-subst...
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SEQUENCE SIMILARITIES IN THE GENES ENCODING POLY- CHLORINATED BIPHENYL DEGRADATION BY PSEUDOMONAS STRAIN LB400 AND ALCALIGENES EUTROPHUS H850 |
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DNA-DNA hybridization was used to compare the Pseudomonas strain LB400 genes for polychlorinated biphenyl (PCB) degradation with those from seven other PCB-degrading strains. Signi...
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SEQUENCE SIMILARITIES IN THE GENES ENCODING POLYCHLORINATED BIPHENYL DEGRADATION BY PSEUDOMONAS STRAIN LB400 AND ALCALIGENES EUTROPHUS H8450 |
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DNA-DNA hybridization was used to compare the Pseudomonas strain LB400 genes for polychlorinated biphenyl (PCB) degradation with those from seven other PCB-degrading strains. ignif...
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SHORT CYCLING OF CONTAMINANTS BY ZOOPLANKTON AND THEIR IMPACT ON GREAT LAKES ECOSYSTEMS |
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Field evidence for short cycling of organic contaminants, from sources at the air-water interface directly into the zooplankton and fishes, has generally been lacking in the litera...
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SIMPLE METHOD FOR ESTIMATING POLYCHLORINATED BIPHENYL CONCENTRATIONS ON SOILS AND SEDIMENTS USING SUBCRITICAL WATER EXTRACTION COUPLED WITH SOLID-PHASE MICROEXTRACTION. (R825368) |
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A rapid method for estimating polychlorinated biphenyl (PCB) concentrations in contaminated soils and sediments has been developed by coupling static subcritical water extractio...
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SIMULTANEOUS DETERMINATION OF PCDD/PCDF AND DIOXIN-LIKE PCBS IN EDIBLE VEGETABLE OILS |
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The U.S. Environmental Protection Agency (EPA) reassessment of the toxicity of polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/PCDF) and dioxin-like polychlorinated biphe...
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SINORHIZOBIUM MELILOTI ELECTROTRANSPORANT CONTAINING ORTHO-DECHLORINATION GENE SHOWS ENHANCED PCB-DECHLORINATION. (R828770) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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SINORHIZOBIUM MELILOTI ELECTROTRANSPORANT CONTAINING ORTHO-DECHLORINATION GENE SHOWS ENHANCED PCB-DECHLORINATION. (R828770C008) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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SITE (SUPERFUND INNOVATIVE TECHNOLOGY EVALUATION) DEMONSTRATION OF THE SHIRCO INFRARED INCINERATOR |
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A Shirco Infrared System used for a removal action at a PCB-containing oil refining waste site in Brandon, Florida (a suburb of Tampa) was evaluated. The evaluation included a dete...
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SITE - DEMONSTRATION BULLETIN - MINERGY GLASS FURNACE TECHNOLOGY - MINERGY CORPORATION |
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The Glass Furnace Technology (GFT) was developed by Minergy Corporation (Minergy), of Waukesha, Wisconsin. Minergy originally developed vitrification technologies to process waste...
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SITE DEMONSTRATION OF MINERGY GLASS FURNACE TREATMENT OF PCBS, PCDDS/FS, AND METALS IN RIVER SEDIMENT |
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The U.S. Environmental Protection Agency (EPA) Superfund Innovative Technology Evaluation (SITE) program selected the Glass Furnace Technology (GFT) treatment process for evaluatio...
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SITE DEMONSTRATION OF THE BASIC EXTRACTIVE SLUDGE TREATMENT PROCESS |
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The Superfund Innovative Technology Evaluation (SITE) Program, in cooperation with EPA Region 5, the Great Lakes National Program Office (GLNPO), and the U.S. Army Corps of Enginee...
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SITE PROGRAM APPLICATIONS ANALYSIS REPORT, INTERNATIONAL WASTE TECHNOLOGIES/GEO CON IN-SITU STABILIZATION/SOLIDIFICATION |
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An evaluation was performed of the International Waste Technologies (IWT) HWT-20 additive and the Geo-Con, Inc. deep-soil-mixing equipment for an in situ stabilization/solidificati...
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SITE TECHNOLOGY CAPSULE: TERRA-KLEEN SOLVENT EXTRACTION TECHNOLOGY |
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Remediation of PCBs in soils has been difficult to implement on a full-scale, cost-effective basis. The Terra-Kleen solvent extraction system has overcome many of the soil handling...
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SITE TECHNOLOGY CAPSULE: TERRA-KLEEN SOLVENT EXTRACTION TECHNOLOGY |
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This document describes the Superfund Innovative Technology Evaluation (SITE) Demonstration of Terra-Kleen Response Group's mobile solvent extraction process. hree individual studi...
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SIZE DEPENDENT MODEL OF HAZARDOUS SUBSTANCES IN Q AQUATIC FOOD CHAIN |
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A model of toxic substance accumulation is constructed that introduces organism size as an additional independent variable. The model represents an ecological continuum through siz...
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SLURRY BIODEGRADATION |
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In a slurry biodegradation system, an aqueous slurry is created by combining soil or sludge with water. his slurry is then biodegraded aerobically using a self-contained reactor or...
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SOURCES OF EMISSIONS OF POLYCHLORINATED BIPHENYLS INTO THE AMBIENT ATMOSPHERE AND INDOOR AIR |
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Polychlorinated biphenyls (PCB) have been identified in air samples from many parts of the world since 1960s. This study was undertaken to identify and compare different sources of...
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STABLE CHLORINE ISOTOPIC COMPOSITIONS OF AROCLORS AND ARCLOR-CONTAMINATED SEDIMENT |
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An exploratory investigation was conducted to evaluate if stable chlorine isotopic ratios of polychlorinated biphenyls (PCBs) could be useful in studying the processes that determi...
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STORED RETINOIDS IN POPULATIONS OF AN ESTUARINE FISH, FUNDULUS HETERCLITUS, INDIGENOUS TO PCB-CONTAMINATED AND REFERENCE SITES |
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Concentrations of retinoids, derivatives of vitamin A, were measured in populations of the nonmigratory estuarine fish Fundulus heteroclitus, indigenous to a reference site and a s...
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STRESS PATHWAY-BASED REPORTER ASSAYS TO ASSESS TOXICITY OF ENVIRONMENTAL CHEMICALS. |
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There is an increasing need for assays for the rapid and efficient assessment of toxicities of large numbers of environmental chemicals. To meet this need, we are developing cell-...
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STRONG POSITIVE SELECTION AND HABITAT SPECIFIC AMINO ACID SUBSTITUTION PATTERNS IN A MHC FROM AN ESTUARINE FISH UNDER INTENSE POLLUTION STRESS |
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Population-level studies using the major histocompatibility complex (Mhc) have linked specific alleles with specific diseases, but data requirements are high and power to detect di...
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STRUCTURE-ACTIVITY RELATIONSHIPS OF POTENTIALLY NEUROTOXIC PCB CONGENERS IN THE RAT |
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NO ABSTRACT PROVIDED...
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STUDIES IN SOUTHEASTERN AQUATIC ECOSYSTEMS |
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This presentation provides an overview of selected ORD studies within Region 4. We are intiating a study of red shiners, an invasive minnow species of streams in the Atlanta metro...
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STUDIES ON ADSORPTION OF 2-CHLORO BIPHENYL ON SEDIMENTS AND SEDIMENT COMPONENTS |
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Polychlorinated biphenyls, or PCBs, are a family of 209 structurally related chemical compounds (congeners), consisting of two benzene rings and 1 to 10 chlorine atoms. They range ...
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STUDY OF PCB DESTRUCTION EFFICIENCY AND PERFORMANCE FOR A COAL FIRED UTILITY BOILER. VOLUME 2. TEST PROTOCOL |
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As a result of the actions of the Environmental Protection Agency (EPA) in banning the manufacture of PCBs and in requiring that PCBs and PCB contaminated material still in service...
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STUDY OF PCB DESTRUCTION EFFICIENCY AND PERFORMANCE FOR A COAL-FIRED UTILITY BOILER. VOLUME 1. TEST AND EVALUATION |
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The report gives results of an evaluation of the adequacy of a large coal-fired utility boiler for disposal of oils containing 50-499 ppm of PCBs under conditions set by the PCB Di...
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SUPERFUND GROUNDWATER ISSUE - FACILITATED TRANSPORT |
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The Regional Superfund Ground Water Forum is a group of ground-water scientists representing EPA's Regional Superfund Offices, organized to exchange up to date information related ...
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SUPERFUND TREATABILITY CLEARINGHOUSE: BDAT TREATABILITY DATA FOR SOILS, SLUDGES AND DEBRIS FROM THE CIRCULATING BED COMBUSTION (CBC) PROCESS |
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The two papers provide a general overview of the Ogden circulating bed combustion and summary data of both PCB laden soils for EPA-TSCA and a test on RCRA liquid organic wastes f...
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SUPERFUND TREATABILITY CLEARINGHOUSE: CRF TEST BURN OF PCB-CONTAMINATED WASTES FROM THE BROS SUPERFUND SITE |
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There is no abstract available for this product. If further information is requested, please refer to the bibliographic citation and contact the person listed under Contact field....
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SUPERFUND TREATABILITY CLEARINGHOUSE: FINAL REPORT DEMONSTRATION TEST ON-SITE PCB DESTRUCTION, SHIRCO INFRARED PORTABLE UNIT AT FLORIDA STEEL INDIANTOWN MILL SITE, INDIANTOWN, FLORIDA. |
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This document reports on the results of a Florida Steel Corporation study to develop and evaluate cleanup alternatives for onsite
treatment of PCB contaminated soils. The resul...
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SUPERFUND TREATABILITY CLEARINGHOUSE: PCB DESTRUCTION FACILITY CIRCULATING BED COMBUSTOR |
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This treatability study reports on an evaluation of a pilot-scale, transportable, circulating bed combustor (CBC) for the incineration of PCB contaminated soils. This May 1985 tes...
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SUPERFUND TREATABILITY CLEARINGHOUSE: PCB SEDIMENT DECONTAMINATION PROCESS-SELECTION FOR TEST AND EVALUATION |
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This document is a report describing the assessment of seven
alternative treatment processes that show potential for decontaminating
polychlorinated biphenyl (PCB)-contaminated s...
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SUPERFUND TREATABILITY CLEARINGHOUSE: WORK PLAN FOR BIODEGRADATION OF POLY-CHLORINATED BIPHENYLS (PCBS) AT A SUPERFUND SITE |
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This document is composed of a work plan and additional technical information which demonstrates the qualifications of Detox Industries, Inc. to conduct remediation of a PCB contam...
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SURVEY OF OYSTERS CRASSOSTREA VIRGINICA FROM TAMPA BAY, FLORIDA: ASSOCIATIONS OF INTERNAL DEFENSE MEASUREMENTS WITH CONTAMINANT BURDENS |
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Oysters from 16 sites in Tampa Bay, Florida, were collected during a 6-week period in winter 1993 and analyzed for both biological characteristics and tissue chemical concentration...
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SYNTHESIS OF THE OCTA- AND NONACHLOROBIPHENYL ISOMERS AND CONGENERS AND THEIR QUANTITATION IN COMMERCIAL POLYCHLORINATED BIPHENYLS AND IDENTIFICATION IN HUMAN BREAST MILK |
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The synthesis of all possible isomeric nona- and octachlorobiphenyls has been accomplished by the Cadogan coupling of commercially available or synthetic chlorinated anilines in th...
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TECHNICAL ASSISTANCE IN SUPPORT OF PERMITTING ACTIVITIES FOR THE THERMAL DESTRUCTION OF PCBS |
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The report describes phased efforts to identify, evaluate, and provide technical permitting assistance to utility boilers considering thermally destroying PCB-contaminated mineral ...
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TECHNICAL/ECONOMIC ASSESSMENT OF SELECTED PCB (POLYCHLORINATED BIPHENYL) DECONTAMINATION PROCESSES |
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Eleven emerging alternative treatments for polychlorinated biphenyl (PCB) contaminated sediments have been compared and ranked using technical performance, status of development, t...
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TECHNOLOGIES FOR MONITORING AND MEASUREMENT OF DIOXIN AND DIOXIN-LIKE COMPOUNDS IN SOIL AND SEDIMENT. CAPE TECHNOLOGIES LLC. DFI DIOXIN/FURAN IMMUNOASSY KIT AND PCB TEQ IMMUNOASSAY KIT |
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A demonstration of technologies for determining the presence of dioxin and dioxin-like compounds in soil and sediment was conducted under EPA's Superfund Innovative Technology Eval...
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TECHNOLOGIES FOR MONITORING AND MEASUREMENT OF DIUOXIN AND DIOXIN-LIKE COMPOUNDS IN SOIL AND SEDIMENT. ABRAXIS LLC COPLANAR PCB ELISA KIT |
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A demonstration of technologies for determining the presence of dioxin and dioxin-like compounds in soil and sediment was conducted under EPA's Superfund Innovative Technology Eval...
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TECHNOLOGY EVALUATION REPORT SITE PROGRAM DEMONSTRATION TEST, SHIRCO INFRARED INCINERATION SYSTEM, PEAK OIL, BRANDON, FLORIDA. VOLUME 1 |
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A Shirco Infrared System used for a removal action at a PCB-containing oil refining waste site in Brandon, Florida (a suburb of Tampa) was evaluated. The evaluation included a dete...
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TECHNOLOGY EVALUATION REPORT SITE PROGRAM DEMONSTRATION TEST, SHIRCO INFRARED INCINERATION SYSTEM, PEAK OIL, BRANDON, FLORIDA. VOLUME 2 |
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A Shirco Infrared system used for a removal action at a PCB-containing oil refining waste site in Brandon, Florida (a suburb of Tampa) was evaluated. The evaluation included a dete...
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TECHNOLOGY EVALUATION REPORT, SITE PROGRAM DEMONSTRATION OF THE INTERNATIONAL WASTE TECHNOLOGIES IN SITU STABILIZATION/-SOLIDIFICATION TECHNOLOGY, HIALEAH, FL, VOLUME II |
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A demonstration of the International Waste Technologies (IWT) process, utilizing the Geo-Con, Inc., deep-soil-mixing equipment has been performed under the Superfund Innovative Tec...
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TECHNOLOGY EVALUATION REPORT: DESIGN AND DEVELOPMENT OF A PILOT-SCALE DEBRIS DECONTAMINATION SYSTEM - VOLUME I |
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Metallic, masonry, and other solid debris that may be contaminated with hazardous chemicals litter numerous hazardous waste sites in the United States. olychlorinated biphenyls (PC...
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TECHNOLOGY EVALUATION REPORT: DESIGN AND DEVELOPMENT OF A PILOT-SCALE DEBRIS DECONTAMINATION SYSTEM - VOLUME II |
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Metallic, masonry, and other solid debris that may be contaminated with hazardous chemicals litter numerous hazardous waste sites in the United States. olychlorinated biphenyls (PC...
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TECHNOLOGY EVALUATION REPORT: ECO LOGIC INTERNATIONAL GAS-PHASE CHEMICAL REDUCTION PROCESS - BAY CITY, MICHIGAN |
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This document reviews the results of a 28 day demonstration program conducted by the Superfund Innovative Technology Evaluation (SITE) Program. co Logic International owners and op...
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TECHNOLOGY EVALUATION REPORT: ECO LOGIC INTERNATIONAL GAS-PHASE CHEMICAL REDUCTION PROCESS - BAY CITY, MICHIGAN - APPENDICES |
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This document reviews the results of a 28 day demonstration program conducted by the Superfund Innovative Technology Evaluation (SITE) Program. co Logic International owners and op...
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TECHNOLOGY EVALUATION REPORT: INTERNATIONAL WASTE TECHNOLOGIES/GEO-CON IN SITU STABILIZATION/SOLIDIFICATION - VOLUME III - UPDATE REPORT |
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The long-term performance tests provide information on the first follow-up sampling and analysis on the SITE program demonstration of the International Waste Technologies additive,...
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TECHNOLOGY EVALUATION REPORT: INTERNATIONAL WASTE TECHNOLOGIES/GEO-CON IN SITU STABILIZATION/SOLIDIFICATION - VOLUME IV - UPDATE REPORT |
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The long-term performance tests provide information on the first follow-up sampling and analysis on the SITE program demonstration of the International Waste Technologies additive,...
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TECHNOLOGY EVALUATION REPORT: SITE PROGRAM, CF SYSTEMS ORGANICS EXTRACTION SYSTEM, NEW BEDFORD, MASSACHUSETTS (VOL I) |
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This report summarizes the results of a Superfund Innovative Technology Evaluation (SITE) demonstration of the CF Systems critical fluid organics extraction system at the New Bedfo...
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TECHNOLOGY EVALUATION REPORT: SITE PROGRAM, CF SYSTEMS ORGANICS EXTRACTION SYSTEM, NEW BEDFORD, MASSACHUSETTS (VOL II) |
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This report summarizes the results of a Superfund Innovative Technology Evaluation (SITE) demonstration of the CF Systems critical fluid organics extraction system at the New Bedfo...
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TEMPORAL DISTURBANCES IN INTRACELLULAR CA2+ HOMEOSTASIS INDUCED BY AROCLOR 1254. |
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Introduction
Despite their well documented association with developmental neurotoxicity, the mechanisms of action of polychlorinated biphenyls (PCBs) on neurons are not well und...
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TEMPORAL TRENDS OF AROCLOR 1268 IN THE TAUNTON RIVER ESTUARY: EVIDENCE OF EARLY PRODUCTION, USE AND RELEASE TO THE ENVIRONMENT |
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Sediment cores were collected at three sites from the Lower Taunton River in Narragansett Bay, MA, dated and examined for PCBs. At each site, PCBs first appear in the sediment cor...
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TERRA-KLEEN RESPONSE GROUP, INC. SOLVENT EXTRACTION TECHNOLOGY: INNOVATIVE TECHNOLOGY EVALUATION REPORT |
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This report summarizes the results of a field demonstration conducted under the SITE program. The technology which was demonstrated was a solvent extraction technology developed b...
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THE 2005 WORLD HEALTH ORGANIZATION RE-EVALUATION OF HUMAN AND MAMMALIAN TOXIC EQUIVALENCY FACTORS FOR DIOXINS AND DIOXIN-LIKE COMPOUNDS |
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In June 2005 a WHO-IPCS expert meeting was held in Geneva during which the toxic equivalency factors (TEFs) for dioxin like compounds, including some polychlorinated biphenyls (PCB...
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THE DISTRIBUTION OF 137CESIUM AND OTHER TRACE CONSTITUENTS IN GREEN BAY, LAKE MICHIGAN |
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137Cs, Cadmium, and PCBs were measured in a series of sediment cores collected in Green Bay between 1987 and 1989. Analysis of the spatial distribution of the chemicals can be show...
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THE EFFECT OF MERCURY AND PCB'S ON ORGANISMS FROM LOWER TROPHIC LEVELS OF A GEORGIA SALT MARSH. (R825147) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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THE EFFECT OF OIL AND GREASE ON POLYCHLORINATED BIPHENYLS (PCB) PARTITIONING AND BIOREMEDIATION DURING THE LAND TREATMENT OF CONTAMINATED SEDIMENTS. (R825365) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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THE EFFECT OF PCBS ON GLYCOGEN RESERVES IN THE EASTERN OYSTER CRASSOSTREA VIRGINICA. (R825349) |
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Recent declines in Chesapeake Bay oyster populations have been attributed to disease, and reduced water quality from pollution. The stress associated with pollutant exposure may re...
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THE EFFECTS OF DIETARY EXPOSURES TO TRIBUTYLTIN (TBT) AND 3,3',4,4',5-PENTACHLORBIPHENYL (PCB-126) ON HEPATIC CYP1A AND IMMUNE FUNCTION IN CHANNEL CATFISH, ICTALURUS PUNCTATUS. (R823881) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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THE ENANTIOMERS OF CHIRAL POLLUTANTS POSE DIFFERENT RISKS |
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In order to make more accurate risk assessments for chiral pesticides and other pollutants, it is necessary to understand the relative persistence and effects of their enantiomers....
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THE FEDERAL INTEGRATED BIOTREATMENT RESEARCH CONSORTIUM (FLASK TO FIELD) |
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The Federal Integrated Biotreatment Research Consortium (Flask to Field) represented a 7-year concerted effort by several research laboratories to develop bioremediation technologi...
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THE LAKE MICHIGAN MASS BALANCE STUDY: PCB MASS BALANCE AND FORECAST MODELLING |
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This presentation will focus on PCBs and the primary findings of mathematical modeling including the mass balance of PCBs in Lake Michigan and forecasts of future concentrations of...
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THE NATIONAL DIOXIN AIR MONITORING NETWORK (NDAMN): MEASUREMENTS OF CDDS, CDFS AND COPLANAR PCBS AT 15 RURAL AND 6 NATIONAL PARK AREAS OF THE U.S.: JUNE 1998-DECEMBER 1999. |
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The U.S. EPA has established a National Dioxin Air Monitoring Network (NDAMN) to determine the temporal and geographical variability of atmospheric CDDs, CDFs and coplanar PCBs at ...
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THE NATIONAL DIOXIN AIR MONITORING NETWORK (NDAMN): MEASUREMENTS OF CDDS, CDFS, AND COPLANAR PCBS AT 18 RURAL, 8 NATIONAL PARKS, AND 2 SUBURBAN AREAS OF THE U.S.: RESULTS FOR THE YEAR 2000 |
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In June, 1998, the U.S. EPA established the National Dioxin Air Monitoring Network (NDAMN). The primary goal of NDAMN is determine the temporal and geographical variability of atm...
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THE OCCURRENCE OF HIGH LEVELS OF LIPIDS IN FUNDULUS HETERCLITUS FROM A HIGHLY PCB CONTAIMINATED SITE |
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A population model constructed by Munns et al. (1997) for Fundulus heteroclitus predicts that populations in severely impacted ecosystems such as New Bedford Harbor, a highly PCB c...
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THE RESPONSE OF RAINBOW TROUT 'SALMO GAIRDNERI' TO 'AEROMONAS HYDROPHILA AFTER SUBLETHAL EXPOSURES TO PCB AND COPPER |
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Rainbow trout were continuously exposed to sublethal PCB concentrations for 30 days and infected with Aeromonas hydrophila or sham-injected. Mortality of PCB-exposed infected fish ...
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THERMALLY MODULATED ELECTRON AFFINITY DETECTOR FOR PRIORITY POLLUTANT ANALYSIS |
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In the area of environmental monitoring, a need exists for a rapid, sensitive, and selective method to analyze for chlorinated organic compounds such as pesticides, PCB, PCDD, and ...
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THYROID HORMONES AND NERVOUS SYSTEM DEVELOPMENT: SITE-OF-ACTION AND RELEVANCE OF AN ANIMAL MODEL OF DEVELOPMENTAL HYPYOTHYROXINEMIA-INDUCED HEARING LOSS. |
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Previous research demonstrated that perinatal exposure to Aroclor 1254 (A1254) resulted in both hypothyroxinemia (HPX) and a low-frequency ototoxicity (hearing loss). We hypothes...
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TISSUE CONCENTRATION OF PCBS IN ANIMAL EXPERIMENTS AS COMPARED WITH THOSE IN HUMANS WITH BACKGROUND-LEVEL EXPOSURE |
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TISSUE CONCENTRATION OF PCBS IN ANIMAL EXPERIMENTS AS COMPARED WITH THOSE IN HUMANS WITH BACKGROUND-LEVEL EXPOSURE. M J DeVito1 and M P Longnecker2. 1NHEERL, ORD, USEPA; Research ...
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TOOLS FOR ASSESSING MONITORED NATURAL RECOVERY OF PCB-CONTAMINATED SEDIMENTS |
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Management of contaminated sediments poses many challenges due to varied contaminants and volumes of sediments to manage. dredging, capping, and monitored natural recovery (MNR) ar...
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TOXIC EQUIVALENCY FACTORS (TEFS) FOR PCBS, PCDDS, PCDFS FOR HUMANS AND WILDLIFE |
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An expert meeting was organized by the World Health Organization (WHO) and held ih Stockholm on 15-18 June 1997. The objective of this meeting was to derive cohsensus toxic equival...
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TOXICITY EQUIVALENCY FACTORS FOR PCBS? |
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Regulatory agencies often have to deal with complex mixtures of potentially toxic chemical, e.g., effluents from chemical dump sites and contaminated sediments in harbors. he probl...
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TOXICITY OF POLYCHLORINATED BIPHENYLS (PCB'S) TO FISH AND OTHER AQUATIC LIFE |
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Polychlorinated biphenyls (PCB's) have been shown to be widespread in the environment. Their significance in the aquatic environment as a poison is now being revealed. They are bei...
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TOXICITY OF THE POLYCHLORINATED BIPHENYL AROCLOR 1016 TO MINK |
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Effects of the PCB Aroclor 1016 on reproduction, growth, and survival of mink (Mustela vison) were investigated. Mink raised according to commercial mink-ranch procedures were fed ...
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TOXICOLOGICAL SCREEN TO DETERMINE IN VITRO SURVIVAL AND COMPETITION OF ENVIRONMENTALLY APPLIED PSEUDOMONADS WITH MOUSE FECAL MICROBIOTA |
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Engineered bacterial strains have been developed for a number of environmental uses including bioremediation and application as biopesticides. n in vitro system was developed to sc...
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TRANSFORMATION OF CHIRAL POLLUTANTS IN SOIL AND SEDIMENT MICROCOSMS |
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The transformation rates and enantiomeric ratios of several chiral pollutants were determined in laboratory microcosms (25oC). Aerobic and anaerobic agricultural soil slurries were...
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TREATABILITY STUDY REPORT OF GREEN MOUNTAIN LABORATORIES, INC.'S BIOREMEDIATION PROCESS, TREATMENT OF PCB CONTAMINATED SOILS, AT BEEDE WASTE OIL/CASH ENERGY SUPERFUND SITE, PLAISTOW, NEW HAMPSHIRE |
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In 1998, Green Mountain Laboratories, Inc. (GML) and the USEPA agreed to carry out a Superfund Innovative Technology Evaluation (SITE) project to evaluate the effectiveness of GML'...
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TREATING CHLORINATED WASTES WITH THE KPEG PROCESS |
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The two reports summarized here describe development of the alkali metal (polyethylene gylycolate (APEG) chemical technology to dechlorinate hazardous hydrocarbons in soils and its...
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TREATMENT OF PAHS AND PCBS USING SULFATE RADICAL-BASED OXIDATION PROCESSES |
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Polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) in aquatic systems pose serious threat to public health due to their toxicity and potential carcinogeni...
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TRENDS IN DIOXIN AND PCB CONCENTRATIONS IN MEAT SAMPLES FROM SEVERAL DECADES OF THE 20TH CENTURY |
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Data from several studies suggest that concentrations of dioxins rose in the environment from the 1930s to about the 1960s/70s and have been declining over the last decade or two....
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TRIBUTYLTIN (TBT) MODULATES 3,3'4,4',5-PENTACHLOROBIPHENYL (PCB-126)-INDUCED HEPATIC CYP1A ACTIVITY IN CHANNEL CATFISH, ICTALURUS PUNCTATUS. (R823881) |
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The perspectives, information and conclusions conveyed in research project abstracts, progress reports, final reports, journal abstracts and journal publications convey the viewpoi...
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Toxicity Equivalency Values for Polychlorinated Biphenyl Mixtures |
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This document determines dioxin toxicity equivalency factors for commercial PCB mixtures, e.g., Aroclors, Clophens, Kanechlors, Sovol, Delors, Phenoclor, and Chlorofen....
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Tracking contaminant flux from aquatic to terrestrial food webs |
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Aquatic insects provide a critical energy subsidy to riparian food webs, yet their role as vectors of contaminants to terrestrial ecosystems is poorly understood. We investigated ...
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UPDATE ON BUILDING AND STRUCTURE DECONTAMINATION |
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Cleanup of the nation's hazardous waste sites is one of the top environmental priorities. ince the ultimate objective of many cleanup programs is to return the contaminated site an...
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UPPER GREAT LAKES CONNECTING CHANNELS STUDY: DETROIT RIVER SYSTEM MASS BALANCE (UGLCCS ACTIVITIES C.1 AND F.4) |
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The report describes results of a study of water quality budgets in the Lake St. Clair - Detroit River system. In two water quality surveys profiles of contaminants and other chemi...
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UPTAKE OF PLANAR POLYCHLORINATED BIPHENYLS AND 2,3,7,8-SUBSTITUTED POLYCHLORINATED DIBENZOFURANS AND DIBENZO-P-DIOXINS BY BIRDS NESTING IN THE LOWER FOX RIVER AND GREEN BAY, WI, USA |
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The uptake of persistent polychlorinated hydrocarbons (PCHs) by four avian species was investigated at upper trophic levels of two aquatic food chains of the lower Fox River and Gr...
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USE OF PLANT AND EARTHWORM BIOASSAYS TO EVALUATE REMEDIATION OF SOIL FROM A SITE CONTAMINATED WITH POLYCHLORINATED BIPHENYLS |
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Soil from a site heavily contaminated with polychlorinated biphenyls (PCBs) was treated with a pilot-scale, solvent extraction technology. Bioassays in earthworms and plants were ...
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USE OF PLANT AND EARTHWORM BIOASSYS TO EVALUATE REMEDIATION OF SOIL FROM A SITE CONTAMINATED WITH POLYCHLORINATED BIPHENYLS |
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Soil from a site heavily contaminated with polychlorinated biphenyls (PCBs) was treated with a pilot-scale, solvent extraction tehnology. Bioassays in earthworms and plants were us...
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USE OF SONOCHEMISTRY IN MONITORING CHLORINATED HYDROCARBONS IN WATER |
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The U.S. Environmental Protection Agency (EPA) has been examining the potential of combining sonication with available measurement technologies for monitoring chlorinated hydrocarb...
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USE OF THE 'ORTHO EFFECT' FOR CHLORINATED BIPHENYL AND BROMINATED BIPHENYL ISOMER IDENTIFICATION |
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The ortho effect observed for chlorinated biphenyls (PCBs) and brominated biphenyls (PBBs) having 2,2; 2,2', 6 or 2,2', 6,6' halogens, can be combined with GC retention index for i...
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USING SPMDS TO ACCESS MANAGEMENT STRATEGIES FOR PCB CONTAMINATED SEDIMENTS |
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Dredging, in-place treatment, capping and monitored natural recovery, used together or separately are the primary approaches for managing contaminated sediment risks. Understandin...
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USING SPMDS TO ACCESS MANAGMENT STRATEGIES FOR PCB CONTAMINATED SEDIMENTS |
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Dredging, in-place treatment, capping and monitored natural recovery, used together or separately are the primary approaches for managing contaminated sediment risks. Understandin...
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USING SPMDS TO ASSESS MANAGEMENT STRATEGIES FOR PCB CONTAMINATED SEDIMENTS. |
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Abstract: Dredging in-place treatment, capping and monitored natural recovery, used together or separately are the primary approaches for managing contaminated sediment risks. Un...
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USING STABLE ISOTOPES TO TRACK BIOMAGNIFICATION OF POLYCHLORINATED BIPHENYLS (PCBS) THROUGH STREAM FOOD WEBS |
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Biomagnification studies of PCBs in streams are rare, even though PCBs are known to biomagnify and persist in aquatic ecosystems. We investigated PCB contamination in Twelve Mile ...
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USING STABLE ISOTOPES TO TRACK BIOMAGNIFICATION OF POLYCHLORINATED BIPHENYLS (PCBS) THROUGH STREAM FOOD WEBS |
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Most studies of biomagnification are from lentic systems, which are characterized by organic matter and sediment retention. However, biomagnification studies in streams are rare. ...
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Using Nanomaterials In Risk Management Of Environmental Pollutants: An Overview Of Recent Advancements |
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Persistent organic pollutants, known as POPs, are toxic substances released into the environment by human activities. Of all POPs released into the environment by human activity, ...
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VALIDATION OF A METHOD TO MEASURE POLYCHLORINATED BIPHENYLS IN NATURAL GAS PIPELINES |
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NIOSH-approved, commercially-available Florisil tubes were found to quantitatively collect PCB from natural gas streams when the sampling rate is less than 600 cc/min and less than...
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VALIDATION OF AMBIENT WATER QUALITY CRITERIA (AWQC) BIOACCUMULATION METHODOLOGY USING FIELD DATA FROM GREEN BAY AND THE HUDSON RIVER |
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In 1998, EPA published its draft revision to the methodology for deriving ambient water quality criteria to protect human health. Four methods were proposed to determine lipid-norm...
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VARIABLES AFFECTING EMISSIONS OF PCDDS/FS FROM UNCONTROLLED COMBUSTION OF HOUSEHOLD WASTE IN BARRELS |
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The uncontrolled burning of household waste in barrels has recently been implicated as a major source of airborne emissions of polychlorinated dibenzo-p-dioxins and polychlorinated...
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VARIATION IN RESPONSIVENESS TO CONTAMINANTS IN WILD POPULATIONS OF ESTUARINE FISH, FUNDULUS HETERCLITUS |
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Populations of the non-migratory estuarine fish species Fundulus heteroclitus indigenous to a PCB-contaminated Superfund site (New Bedford Harbor, MA, USA) are markedly less sensit...
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VARIATION IN THE MAJOR HISTOCOMPATIBILITY CLASS IIDB GENE REGION BETWEEN POLYCHLORINATED BIPHENYL (PCB)-CONTAMINATED AND REFERENCE POPULATIONS OF ATLANTIC KILLIFISH, FUNDULUS HETERCLITUS |
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poster presentation at a scientific meeting...
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VARIATION OF KOC IN SURFACE SEDIMENTS FROM NARRAGANSETT BAY AND LONG ISLAND SOUND: ANALYSIS OF THE ROLE OF OTHER PARTICULATE CHARACTERISTICS |
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In the first part of this investigation, we examined whether differences in the Kocs of three nonpolar organic chemicals (Lindane, fluoranthene, tetrachlorinated biphenyl (PCB)) fr...
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VITAMIN AND THYROID STATUS IN ARCTIC GRAYLING (THYMALLUS ARCTICUS) EXPOSED TO DOSES OF 3, 3', 4, 4'-TETRACHLOROBIPHENYL THAT INDUCE THE PHASE I ENZYME SYSTEM |
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Induction of phase I biotransformation enzymes is recognized as a hallmark response in fish exposed to coplanar PCBs. Depletions of vitamins A and E and disrupted thyroid hormone a...
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VULNERABILITY OF BULL TROUT TO EARLY LIFE STAGE TOXICITY OF 2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN (TCDD) AND OTHER AHR AGONISTS |
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Population declines of bull trout, Salvelinus confluentus, have occurred in recent decades throughout much of the species' natural range in the Columbia River watershed and other r...
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WASTE MINIMIZATION IN THE PRINTED CIRCUIT BOARD INDUSTRY: CASE STUDIES |
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The report presents information on waste minimization practices currently employed in the printed circuit board (PCB) and semiconductor manufacturing industries. Case studies condu...
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WESTERN AIRBORNE CONTAMINANTS ASSESSMENT PROJECT RESEARCH PLAN |
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The goal of the Western Airborne Contaminants Assessment Project (WACAP) is to assess the deposition of airborne contaminants in Western National Parks, providing regional and loca...
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WORKSHOP REPORT ON DEVELOPMENTAL NEUROTOXIC EFFECTS ASSOCIATED WITH EXPOSURE TO PCBS |
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On September 14 and 15, 1992, EPA's Risk Assessment Forum sponsored a workshop on the developmental neurotoxic effects of polychlorinated biphenyls (PCBs). Participants from academ...
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