Research Activities

Presentations by EPA's Exposure Researchers

For March 2009 - June 2009, ordered by date

Presented at Workshop on Pool Water Chemistry and Health, Dessau, Germany, March 02 - 03, 2009. More information about the Workshop on Pool Water Chemistry and Health.

Richardson, S. D. Comprehensive Identification of Chemical DBPs from Chlorinated and Brominated Swimming Pools.

Presented at International Conference on Xenobiotics in the Urban Water Cycle, Paphos, Cyprus, March 11 - 13, 2009. More information about the International Conference on Xenobiotics in the Urban Water Cycle.

Richardson, S. D. Emerging Disinfection By-Products and Other Emerging Environmental Contaminants: What’s New.

Presented at 237th ACS National Meeting & Exposition, Salt Lake City, UT, March 22 - 26, 2009. More information about the 237th ACS National Meeting & Exposition

Ma, X., B. Wigington, N. Marshall, and D. Bouchard. Surface Properties of C60 and its Interactions with Quartz Surfaces.
Ma, X., D. Bouchard, C. Isaacson, and J. W. Weaver. C60 Transport Through Saturated Quartz Sand Columns.
Isaacson, C., X. Ma, B. Wigington, and D. Bouchard. Using Asymmetric Flow Field-Flow Fractionation (AF4) to Determine Fullerene Aggregate Size Distributions.
Kong, L., K. Chan, O. Tedrow, and R. G. Zepp. Investigation of Photochemical Properties of C60 Aggregates in Water.
Kikandi, S. N., O. A. Sadik, and K. E. Varner. Novel Sensor for Quantitation and Cytotoxicity of Selected Nanomaterials.
Heithmar, E. M. Characterizing Metal-Based Nanoparticles in Surface Water by Single-Particle ICPMS.

Presented at IGEM Modeling Workshop, Istanbul, Turkey, March 21 - 28, 2009.

Ambrose, R. B. Meeting in Turkey: WASP Transport Modeling and WASP Ecological Modeling.

Presented at American Association of Geographers 2009 Annual Meeting, Las Vegas, NV, March 22 - 27, 2009. More information about the American Association of Geographers 2009 Annual Meeting.

Kepner, W. G. and K. G. Boykin. Modeling Landscape-scale Ecosystem Services Realtive to Biodiversity in the Upper San Pedro River Basin (U.S. Mexico).

Presented at International Association of Landscape Ecologists Symposium, Snowbird, UT, April 12 - 16, 2009. More information about the International Association of Landscape Ecologists.

Presented at International Society for Optical Engineering (SPIE) Defence, Security, and Sensing 2009 Conference, Orlando, FL, April 13 - 17, 2009. More information about the International Society for Optical Engineering (SPIE) Defence, Security, and Sensing 2009 Conference.

Williams, D. J. and E. Thoma. A Multi-Sensor Approach For Monitoring River Chemical Tank Barge Emissions.

Presented at US EPA National Beach Conference, Huntington Beach, CA, April 20 - 22, 2009. More information about the US EPA National Beach Conference.

Molina, M., S. Hunter, E. M. White, Y. L. Lee, M. J. Cyterski, and R. G. Zepp. Impact of Urban Runoff on the qPCR Signal of Enterococci and Other Alternative Fecal Indicators at a Tropical Beach.
Zepp, R. G., E. M. White, M. Molina, and M. J. Cyterski. Predictive Modeling of a Fecal Indicator at a Subtropical Marine Beach.
White, E. M., R. G. Zepp, M. Molina, and M. J. Cyterski. Optical Properties of Three Beach Waters: Implications for Predictive Modeling of Enterococci.

Presented at 2009 Georgia Water Resources Conference, Athens, GA, April 27 - 29, 2009. More information about the 2009 Georgia Water Resources Conference.

Sterling, J. and B. Rashleigh. Using Streamflow as a Predictor of Biotic Health in the Upper Oconee Watershed.

Presented at 11th European Regional ISSX Meeting, Lisbon, Portugal, May 17 - 20, 2009. More information about the 11th European Regional ISSX Meeting.

Kenneke, J. F., C. S. Mazur, and T. Sack. Mechanistic Investigation of the Stereoselective Carbonyl Reduction of Triadimefon in Hepatic Microsomes from Human and Seven Other Vertebrate Species.

Presented at American Society for Microbiology General Meeting, Philadelphia, PA, May 17 - 21, 2009. More information about the American Society for Microbiology General Meeting.

Molina, M., S. Hunter, E. M. White, Y. J. Lee, and R. G. Zepp. Effect of Environmental Parameters on the qPCR Signal of Enterococci in Tropical Waters.
Lee, Y. J. and M. Molina. Effects of DNA Extraction Procedures on Bacteroides Profiles in Fecal Samples From Various Animals Determined by Terminal Restriction Fragment Length Polymorphism Analysis.
Aranda, D. I., J. Capri, R. G. Zepp, E. M. White, M. Molina, M. Gidley, and C. Sinigalliano. Levels of Viable Enterococci Fecal Indicator Bacteria at a Marine Subtropical Beach: Assessing Temporal and Spatial Variability.

Presented at North American Benthological Society Annual Meeting, Grand Rapids, MI, May 17 - 22, 2009. More information about the North American Benthological Society Annual Meeting.

Johnson, B. R., K. M. Fritz, and R. Price. Estimating benthic secondary production from aquatic insect emergence in streams affected by mountaintop removal coal mining, West Virginia, USA.
Fritz, K. M., B. R. Johnson, and R. Price. Sediment and Epilithon Metabolism and Hydrolytic Activity in Streams Affected by Mountaintop Removal Coal Mining, West Virginia, U.S.A.

Presented at U.S. Society for Ecological Economics 2009 Conference, Washington, DC, May 31 - June 04, 2009. More information about the U.S. Society for Ecological Economics 2009 Conference.

Bruins, R. J., W. E. Foster, P. B. Woodbury, F. B. Daniel, and S. E. Franson. Estimating ecosystem service changes as a precursor to modeling.
Macpherson, A. J. Ecological Production Functions: A Theoretical and Practical Exploration.

Presented at SETAC Europe 19th Annual Meeting, Goteborg, Sweden, May 31 - June 04, 2009. More information about the SETAC Europe 19th Annual Meeting.

Hilal, S. H. and L. A. Carreira. Estimation of Physical Properties and Chemical Reactivity Parameters of Organic Compounds for Environmental Modeling by SPARC.
Ma, X., D. Bouchard, J. W. Weaver, and C. Isaacson. Fullerene Transport in Saturated Porous Media.
Isaacson, C., X. MA, B. Wigington, and D. Bouchard. Size Separation of Fullerene Aggregates by Asymmetric Flow Field-Flow Fractionation (AF4).
Heithmar, E. M. Single Particle ICPMS for Characterizing Metal-based Nanoparticles and Monitoring Transformation Processes in Surface Water.
Sadik, O. A., S. Kikandi, Q. Wang, and K. E. VARNER. Novel Sensor for the Identification and Quanitation of Engineered Nanomaterials.

Presented at American Society for Mass Spectrometry Annual Conference, Philadelphia, PA, May 31 - June 04, 2009. More information about the American Society for Mass Spectrometry Annual Conference.

Grange, A. H. Rapid Semi-Quantitative Mapping of Dispersed Caffeine Using an Autosampler/DART/TOFMS.
Richardson, S. D. Emerging Environmental Contaminants: What’s New.