Projects

ECOLOGICAL BASIS FOR AFLATOXIN REDUCTION THROUGH CROP MANAGEMENT AND BIOLOGICAL CONTROL Appropriated (D)   Accession Number: 410006

ECOLOGICAL BASIS FOR AFLATOXIN REDUCTION THROUGH CROP MANAGEMENT AND BIOLOGICAL CONTROL Appropriated (D)   Accession Number: 409880

INITIAL STUDY TO ESTABLISH PARAMETERS FOR USE OF ATOXIGENIC STRAINS OF A. FLAVUS IN SOUTH TEXAS FOR REDUCTION OF AFLATOXIN CONTAMINATION Reimbursable (R)   Accession Number: 410008

MOLECULAR DIVERGENCE AND POPULATION GENETICS OF DIVERGING VEGETATIVE COMPATIBILITY GROUPS OF ASPERGILLUS FLAVUS Specific Cooperative Agreement (S)   Accession Number: 408914

AFLATOXIN CONTROL IN PISTACHIOS, ALMONDS, AND FIGS: BIOCONTROL USING ATOXIGENIC STRAINS Specific Cooperative Agreement (S)   Accession Number: 412279

PROGRESS IN THE EVOLUTION OF AN AREA-WIDE AFLATOXIN MANAGEMENT PROGRAM UTILIZING ATOXIGENIC STRAIN TECHNOLOGY Specific Cooperative Agreement (S)   Accession Number: 407223

IMPROVED MANAGEMENT OF AFLATOXIN CONTAMINATION WITH ATOXIGENIC STRAINS OF ASPERGILLUS FLAVUS IN ARIZONA AND SOUTH TEXAS Specific Cooperative Agreement (S)   Accession Number: 409817

DEVELOPMENT OF FIELD BASED TECHNIQUES FOR ASSESSING VARIABILITY AMONG COTTON CULTIVARS IN SUSCEPTIBILITY TO AFLATOXIN CONTAMINATION Specific Cooperative Agreement (S)   Accession Number: 408742

Publications

Distribution and Toxigenicity of Aspergillus Species Isolated from Maize Kernels from Three Agroecological Zones in Nigeria - (Peer Reviewed Journal)

Atehnkeng, J., Ojiambo, P.S., Donner, M., Ikotun, T., Cotty, P.J., Bandyopadhyay, R. 2008. Distribution and Toxigenicity of Aspergillus Species Isolated from Maize Kernels from Three Agroecological Zones in Nigeria. International Journal of Food Microbiology. 122:74-84.

Pre- and Post-Harvest Management of Aflatoxin in Maize: An African Perspective - (Book/Chapter)

Hell, K., Fandohan, P., Bandyopadhyay, R., Kiewnick, S., Sikora, R., Cotty, P.J. 2008. Pre- and Post-Harvest Management of Aflatoxin in Maize: An African Perspective. In: Leslie, J.F., Bandyopadhyay, R., and Visconti, A., editors. Mycotoxins: Detection Methods, Management, Public Health, and Agricultural Trade. Oxfordshire: CAB International. p. 219-229.

ASPERGILLUS FLAVUS HYDROLASES: THEIR ROLES IN PATHOGENESIS AND SUBSTRATE UTILIZATION - (Peer Reviewed Journal)

Mellon, J.E., Cotty, P.J., Dowd, M.K. 2007. Aspergillus flavus hydrolases: their roles in pathogenesis and substrate utilization. Applied Microbiology and Biotechnology. 77:497-504.

Use of Pyrosequencing to Quantify Incidence of a Specific Aspergillus flavus Within Complex Fungal Communities Associated with Commercial Cotton Crops - (Peer Reviewed Journal)

Das, M.K., Ehrlich, K., Cotty, P.J. 2008. Use of Pyrosequencing to Quantify Incidence of a Specific Aspergillus flavus Within Complex Fungal Communities Associated with Commercial Cotton Crops. Phytopathology. 98:282-288.

Development of a GFP-Expressing Aspergillus flavus Strain to Study Fungal Invasion, Colonization, and Resistance in Cottonseed - (Peer Reviewed Journal)

Rajasekaran, K., Cary, J.W., Cotty, P.J., Cleveland, T.E. 2008. Development of a GFP-Expressing Aspergillus flavus Strain to Study Fungal Invasion, Colonization, and Resistance in Cottonseed. Mycopathologia. 165:89-97.

Influences of Climate on Aflatoxin Producing Fungi and Aflatoxin Contamination - (Peer Reviewed Journal)

Cotty, P.J., Jaime-Garcia, R. 2007. Influences of climate on aflatoxin producing fungi and aflatoxin contamination. International Journal of Food Microbiology. 119:109-115.

ETIOLOGY AND MANAGEMENT OF AFLATOXIN CONTAMINATION - (Book/Chapter)

Cotty, P.J., Probst, C., Jaime-Garcia, R. 2008. Etiology and management of aflatoxin contamination. In: Leslie, J.F., Bandyopadhyay, R., Visconti, A., editors. Mycotoxins: Detection Methods, Managament, Public Health and Agricultural Trade. Oxfordshire: CAB International. p. 287-299.

Biocompetitive Exclusion of Toxigenic Fungi - (Book/Chapter)

Cotty, P.J. 2006. Biocompetitive Exclusion of Toxigenic Fungi. In: Barug, D., Bhatnagar, D., van Egmond, H.P., van der Kamp, J.W., van Osenbruggen, W.A., Visconti, A., editors. The Mycotoxin Factbook. The Netherlands: Wageningen Academic Publishers. 400 p.

Aflatoxin-Producing Aspergillus Species from Thailand - (Peer Reviewed Journal)

Ehrlich, K., Kobbeman, K., Montalbano, B.G., Cotty, P.J. 2006. Aflatoxin-Producing Aspergillus Species from Thailand. International Journal of Food Microbiology. 114:153-159.

COMPETITIVE EXCLUSION OF AFLATOXIN PRODUCERS: FARMER DRIVEN RESEARCH AND DEVELOPMENT - (Book/Chapter)

Cotty, P.J., Antilla, L., Wakelyn, P.J. 2007. Competitive exclusion of aflatoxin producers: Farmer driven research and development. In: Vincent, C., Goettel, N., Lazarovitis, G., editors. Biological Control: A Global Perspective. Oxfordshire: CAB International. p. 241-253.

ECOLOGY OF AFLATOXIN PRODUCING FUNGI AND BIOCONTROL OF AFLATOXIN CONTAMINATION - (Peer Reviewed Journal)

Cotty, P.J., Mellon, J.E. 2006. Ecology of aflatoxin producing fungi and biocontrol of aflatoxin contamination. Mycotoxin Research. 22(2):110-117.

METHODS TO SAMPLE AIR BORNE PROPAGULES OF ASPERGILLUS FLAVUS - (Peer Reviewed Journal)

Bock, C.H., Cotty, P.J. 2006. Methods to sample air borne propagules of Aspergillus flavus. European Journal of Plant Pathology. 14:357-362.

Analysis of Single Nucleotide Polymorphisms in Three Genes Shows Evidence for Genetic Isolation of Certain Aspergillus flavus Vegetative Compatibility Groups - (Peer Reviewed Journal)

Ehrlich, K., Montalbano, B.G., Cotty, P.J. 2007. Analysis of Single Nucleotide Polymorphisms in Three Genes Shows Evidence for Genetic Isolation of Certain Aspergillus flavus Vegetative Compatibility Groups. Federation of European Microbiological Societies Microbiology Letters. 268(2):231-236.

Outbreak of an Acute Aflatoxicosis in Kenya in 2004: Identification of the Causal Agent - (Peer Reviewed Journal)

Probst, C., Njapau, H., Cotty, P.J. 2007. Outbreak of an Acute Aflatoxicosis in Kenya in 2004: Identification of the Causal Agent. Applied and Environmental Microbiology. 73(8):2762-2764.

CROP ROTATION INFLUENCES AFLATOXIN PRODUCING POTENTIAL OF ASPERGILLUS COMMUNITIES IN SOUTH TEXAS - (Proceedings/Symposium)

Jaime-Garcia, J., Cotty, P.J. 2006. Crop rotation influences aflatoxin producing potential of Aspergillus communities in South Texas. National Cotton Council Beltwide Cotton Conference. San Antonio, TX. p. 60-63.

TIMING OF HERBICIDE APPLICATIONS MAY INFLUENCE EFFICACY OF AFLATOXIN BIOCONTROL - (Proceedings/Symposium)

Garber, N.P., Cotty, P.J. 2006. Timing of herbicide applications may influence efficacy of aflatoxin biocontrol. National Cotton Council Beltwide Cotton Conference. San Antonio, TX. p. 1-6.

SPATIAL RELATIONSHIPS OF SOIL TEXTURE AND CROP ROTATION TO ASPERGILLUS FLAVUS COMMUNITY STRUCTURE IN SOUTH TEXAS - (Peer Reviewed Journal)

Jaime-Garcia, R., Cotty, P.J. 2006. Spatial relationships of soil texture and crop rotation to Aspergillus flavus community structure in South Texas. Phytopathology. 96:599-607.

SPATIAL DISTRIBUTION OF ASPERGILLUS FLAVUS AND ITS TOXIGENIC STRAINS ON COMMERCIAL COTTONSEED FROM SOUTH TEXAS AND ITS RELATIONSHIP TO AFLATOXIN CONTAMINATION - (Peer Reviewed Journal)

Jaime Garcia, R., Cotty, P.J. 2006. Spatial distribution of Aspergillus flavus and its toxigenic strains on commercial cottonseed from South Texas and its relationship to aflatoxin contamination. Plant Pathology. 55:358-366.

AFLATOXIN BIOSYNTHESIS GENE CLUSTERS AND FLANKING REGIONS - (Peer Reviewed Journal)

Ehrlich, K.C., Yu, J., Cotty, P.J. 2005. Aflatoxin biosynthesis gene clusters and flanking regions. Journal of Applied Microbiology. 99:518-527.

SUBSTRATE UTILIZATION BY ASPERGILLUS FLAVUS IN INOCULATED WHOLE CORN KERNELS AND ISOLATED SEED TISSUES - (Peer Reviewed Journal)

Mellon, J.E., Dowd, M.K., Cotty, P.J. 2005. Substrate utilization by Aspergillus flavus in inoculated whole corn kernels and isolated tissues. Journal of Agricultural and Food Chemistry. 53(6):2351-2357.

SPATIAL PATTERNS OF ASPERGILLUS FLAVUS STRAIN S IN SOILS OF SOUTH TEXAS - (Abstract)

Jaime Garcia, R., Cotty, P.J. 2004. Spatial patterns of Aspergillus flavus strain S in soils of South Texas. Proceedings of American Phytopathological Society Annual Meeting. S45:94.

THE AFLATOXIN BIOSYNTHESIS CLUSTER GENE CYPA IS REQUIRED FOR AFLATOXIN G1 AND G2 FORMATION - (Peer Reviewed Journal)

Ehrlich, K.C., Chang, P.-K., Yu, J., Cotty, P.J. 2004. Aflatoxin biosynthesis cluster gene cypA is required for G aflatoxin formation. Applied and Environmental Microbiology. 70(11):6518-6524.

DIVERGENT REGULATION OF AFLATOXIN PRODUCTION AT ACIDIC PH BY TWO ASPERGILLUS STRAINS - (Peer Reviewed Journal)

Ehrlich, K., Montalbano, B.G., Cotty, P.J. 2005. Divergent regulation of aflatoxin production at acidic pH by two Aspergillus strains. Mycopathologia. 159:579-581.

AN ISOLATE OF ASPERGILLUS FLAVUS USED TO REDUCE AFLATOXIN CONTAMINATION IN COTTONSEED HAS A DEFECTIVE POLYKETIDE SYNTHASE - (Peer Reviewed Journal)

Ehrlich, K., Cotty, P.J. 2004. An isolate of Aspergillus flavus used to reduce aflatoxin contamination in cottonseed has a defective polyketide synthase. Applied Microbiology and Biotechnology. Available: http://springerlink.metapress.com/link.asp?id=3u5j6w5nnmj3dve8.

AFLATOXIN-PRODUCING ASPERGILLUS SPECIES FROM THAILAND - (Abstract)

Ehrlich, K., Montalbano, B.G., Kobbeman, K., Cotty, P.J. 2004. Aflatoxin-producing Aspergillus species from Thailand. Proceedings of American Society for Microbiology Annual Meeting. O-015:463.

ASPERGILLUS FLAVUS IN SOILS AND CORNCOBS IN SOUTH TEXAS: IMPLICATIONS FOR MANAGEMENT OF AFLATOXINS IN CORN-COTTON ROTATIONS - (Peer Reviewed Journal)

Jaime-Garcia, R., Cotty, P.J. 2004. Aspergillus flavus in soils and corncobs in South Texas: Implications for management of aflatoxins in corn-cotton rotations. Plant Disease. 88:1366-1367.

ASPERGILLUS FLAVUS COMMUNITIES ASSOCIATED WITH COMMERCIAL COTTONSEED IN SOUTH TEXAS - (Abstract)

Jaime Garcia, R., Cotty, P.J. 2004. Aspergillus flavus communities associated with commercial cottonseed in South Texas. Proceedings of National Cotton Council Beltwide Cotton Conference. p. 419-420.

AFLATOXIN CONTAMINATION OF COMMERCIAL COTTONSEED IN SOUTH TEXAS - (Abstract)

Jaime Garcia, R., Cotty, P.J. 2004. Aflatoxin contamination of commercial cottonseed in South Texas. Proceedings of National Cotton Council Beltwide Cotton Conference. p. 412-418.

INFLUENCE OF COMPLEMENTATION MEDIUM COMPOSITION ON VEGETATIVE COMPATIBILITY ANALYSES OF ASPERGILLUS FLAVUS - (Abstract)

Cotty, P.J., Taylor, D.R. 2003. Influence of complementation medium composition on vegetative compatibility analyses of Aspergillus flavus [abstract].Proceedings of the American Phytopathological Society Annual Meeting. S18.

NEW INSIGHTS INTO PH REGULATION OF AFLATOXIN PRODUCTION BY ASPERGILLUS SPECIES - (Abstract)

Ehrlich, K., Cotty, P.J. 2003. New insights into pH regulation of aflatoxin production by Aspergillus species. XXII Fungal Genetics Conference Proceedings. Abstract No. 201. p. 283.

AFLATOXIN CONTAMINATION OF COMMERCIAL COTTONSEED IN SOUTH TEXAS - (Peer Reviewed Journal)

Jaime-Garcia, R., Cotty, P.J. 2003. Aflatoxin contamination of commercial cottonseed in South Texas. Phytopathology. 93:1190-1200.

PRE-HARVEST PREVENTION OF MYCOTOXINS AND MYCOTOXIGENIC FUNGI IN U.S. CROPS - (Review Article)

Cleveland, T.E., Dowd, P.F., Desjardins, A.E., Bhatnagar, D., Cotty, P.J. 2003. Pre-harvest prevention of mycotoxins and mycotoxigenic fungi in U.S. crops. Pest Management Science ARS Special Issue. 59:629-642.

EFFECTS OF OPTICALLY ACTIVE GOSSYPOL ON CONIDIA GERMINATION AND GROWTH OF ASPERGILLUS FLAVUS - (Proceedings/Symposium)

Mellon, J.E., Cotty, P.J., Dowd, M.K. 2003. Effects of optically active gossypol on conidia germination and growth of Aspergillus flavus. Proceedings of National Cotton Council Beltwide Cotton Conference. p. A29-A32.

EFFECTS OF OPTICALLY ACTIVE GOSSYPOL ON GROWTH PARAMETERS OF ASPERGILLUS FLAVUS - (Abstract)

Mellon, J.E., Cotty, P.J., Dowd, M.K. 2002. Effects of optically active gossypol on growth parameters of aspergillus flavus [abstract]. Proceedings of the American Society of Plant Biologists Meeting, Plant Biology. p. 190.