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Records 26 to 50 of 56 records from author Rodney Johnson

2012
Embry, M., Dan Villeneuve, D. Volz, H. Aladjov, G. Ankley, S. Belanger, K. Crofton, D. Hinton, M. Hornung, T. Hutchinson, T. Iguchi, R. Johnson, M. Leonard, Dave Mount, T. Norberg-King, L. Ortego, S. Padilla, R. Tanguay, Joe Tietge, L. Truong, G. Veith, L. Wehmas, AND G. Whale. Alternatives to the fish early life-stage test: Developing a conceptual model for early fish development. Presented at Society for Environmental Toxicology and Chemistry.
Villeneuve, Dan, D. Volz, H. Aladjo, G. Ankley, S. Belanger, K. Crofton, M. Embry, D. Hinton, M. Hornung, T. Hutchinson, T. Iguchi, R. Johnson, M. Leonard, Dave Mount, T. Norberg-King, L. Ortego, S. Padilla, R. Tanguay, Joe Tietge, L. Truong, G. Veith, L. Wehmas, AND G. Whale. Discovering and annotating fish early life-stage (FELS) adverse outcome pathways: Putting the research strategy into practice. Presented at Society for Environmental Toxicology and Chemistry.
LALONE, C. A., DAN VILLENEUVE, A. W. OLMSTEAD, E. K. MEDLOCK, M. D. KAHL, K. M. JENSEN, E. J. DURHAN, L. A. MAKYNEN, C. A. BLANKSMA, J. E. CAVALLIN, L. M. THOMAS, S. M. SEIDL, S. Y. SKOLNESS, L. C. WEHMAS, R. D. JOHNSON, AND G. T. ANKLEY. Effects of a Glucocorticoid Receptor Agonist, Dexamethasone, on Fathead Minnow Reproduction, Growth, and Development. . ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 31(3):611-622, (2012).
Blanksma, C., A. Olmstead, S. Degitz, J. Haselman, AND R. Johnson. Histological development of the gonad in juvenile Xenopus laevis. Presented at Society for Environmental Toxicology and Chemistry, March 20 - 21, 2012.
OLMSTEAD, A. W., P. A. KOSIAN, R. D. JOHNSON, P. BLACKSHEAR, J. HASELMAN, C. BLANKSMA, J. J. KORTE, G. W. HOLCOMBE, E. BURGESS, A. LINDBERG-LIVINGSTON, B. BENNETT, K. K. WOODIS, AND S. J. DEGITZ. Trenbolone causes mortality and altered sexual differentiation in Xenopus topicalis during larval development . ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 31(10):2391-2398, (2012).
2011
OLMSTEAD, A. W., M. ETTERSON, R. S. BENNETT, D. HOFF, J. HOFFMAN, R. D. JOHNSON, AND P. K. SCHMIEDER. An Individual-based Model for Extrapolating Standard Toxicity Test Data into Population-level Adverse Outcomes in the Fathead Minnow. Presented at Society of Environmental Toxicology and Chemistry, BOSTON, MA, November 13 - 17, 2011.
OLMSTEAD, A. W., L. S. BLAKE, P. A. KOSIAN, J. HASELMAN, J. J. KORTE, R. D. JOHNSON, C. BLANKSMA, K. LILLEGARD, S. ZAVODNIK, B. HEGGESTAD, AND S. J. DEGITZ. Assessment of the Endocrine Toxicity of the Fungicide Prochloraz using the Larval Amphibian Growth and Development Assay. Presented at Society of Environmental Toxicology and Chemistry, Boston, MA, November 13 - 17, 2011.
LALONE, C. A., DAN VILLENEUVE, E. K. MEDLOCK, M. D. KAHL, K. M. JENSEN, E. J. DURHAN, E. A. MAKYNEN, C. A. BLANKSMA, R. D. JOHNSON, J. E. CAVALLIN, S. SEIDL, L. M. THOMAS, L. C. WEHMAS, S. Y. SKOLNESS, AND G. T. ANKLEY. Effects of a Glucocorticoid Receptor Agonist, Dexamethasone, on Fathead Minnow Reproduction and Development . Presented at Society of Environmental Toxicology and Chemistry, Boston, MA, November 13 - 17, 2011.
OLMSTEAD, A. W., P. A. KOSIAN, R. D. JOHNSON, J. HASELMAN, AND S. J. DEGITZ. Endocrine Toxicity of Trenbolone During Larval Development of Xenopus tropicalis. Presented at International Symposium on Amphibian Endocrinology and Neurobiology , Ann Arbor, MI, July 11 - 13, 2011.
2010
BENNETT, R. S., R. J. ERICKSON, D. HOFF, M. W. HORNUNG, R. D. JOHNSON, D. R. MOUNT, J. W. NICHOLS, C. L. RUSSOM, P. K. SCHMIEDER, J. A. SERRANO, J. E. TIETGE, AND D. L. VILLENEUVE. Adverse Outcome Pathways: A Conceptual Framework to Support Ecotoxicology Research and Risk Assessment. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 29(3):730-741, (2010).
MERENESS, M., R. D. JOHNSON, K. M. FLYNN, D. E. HAMMERMEISTER, D. B. LOTHENBACH, F. WHITEMAN, M. HAASCH, J. NAGEL, W. BACKE, M. SYKES, M. DYBVIG, H. WATERHOUSE, AND C. BLANKSMA. An Assessment of the Effects of the Endocrine Disrupting Chemical 17ß-Trenbolone on Japanese Medaka Fish in a Multigenerational Exposure. Presented at 2010 Midwest SETAC, St. Paul, MN, March 24 - 26, 2010.
DYBVIG, M., R. D. JOHNSON, K. M. FLYNN, D. E. HAMMERMEISTER, D. B. LOTHENBACH, F. WHITEMAN, M. HAASCH, J. NAGEL, W. BACKE, M. SYKES, M. MERENESS, H. WATERHOUSE, AND C. BLANKSMA. An Evaluation of the Chronic Effects of Endocrine Disrupting Chemical 4-tert-octylphenol using Japanese Medaka in a Multigenerational Test . Presented at 2010 Midwest SETAC, St. Paul, MN, March 24 - 26, 2010.
ANKLEY, G. T., S. J. DEGITZ, M. L. HAASCH, K. M. JENSEN, R. D. JOHNSON, A. W. OLMSTEAD, J. E. TIETGE, AND G. M. CRIPE. Overview of USEPA Tests with Aquatic Vertebrates for Detecting and Assessing Endocrine Disrupting Chemicals. 3rd, Chapter 4, ELDRIDGE, J.C. & Stevens, J.T. (ed.), Endocrine Toxicology. Informa Healthcare Books, UK, London, Uk, , 102-130, (2010).
2009
HORNUNG, M. W., G. T. ANKLEY, R. S. BENNETT, R. J. ERICKSON, D. HOFF, R. D. JOHNSON, D. R. MOUNT, J. W. NICHOLS, C. L. RUSSOM, P. K. SCHMIEDER, J. A. SERRANO, J. E. TIETGE, AND D. L. VILLENEUVE. Adverse Outcome Pathways: A Conceptual Framework to Support Ecotoxicology Research and Risk Assessment . Presented at 30th Annual Meeting of SETAC North America, New Orleans, LA, November 19 - 23, 2009.
2008
HAASCH, M. L., K. M. FLYNN, AND R. D. JOHNSON. Decision Processes During Development of Molecular Biomarkers for Gonadal Phenotypic Sex. Presented at SETAC Annual Meeting, Tampa, FL, November 16 - 20, 2008.
VILLENEUVE, D. L., L. B. BLAKE, J. CAVALLIN, K. GREENE, K. M. JENSEN, M. D. KAHL, D. MARTINOVIC, N. MUELLER, R. D. JOHNSON, AND G. T. ANKLEY. Evidence for Compensatory Responses at the Molecular, Biochemical, and Tissue Level in Fathead Minnows Exposed to Steroidogenesis Inhibitors. Presented at 5th Annual Aquatic Toxicity Workshop, Saskatoon, SK, CANADA, October 05 - 08, 2008.
2007
SCHMIEDER, P. K. AND R. D. JOHNSON. Dose Response for Reproductive Effects of ER Binders. Presented at McKim Conference, Duluth, MN, September 25 - 27, 2007.
ANKLEY, G. T., K. M. JENSEN, M. D. KAHL, E. A. MAKYNEN, L. BLAKE, K. GREENE, R. D. JOHNSON, AND D. L. VILLENEUVE. Ketoconazole in the Fathead Minnow Pimephales promelas: Reproductive Toxicity and Biological Compensation. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY. Society of Environmental Toxicology and Chemistry, Pensacola, FL, 26(6):1214-1223, (2007).
LOTT, K., R. D. JOHNSON, D. B. LOTHENBACH, F. W. WHITEMAN, AND M. HAASCH. ONE TO ONE (M:F) MEDAKA (ORYZAS LATIPES) CULTURING FOR USE IN MULTI-GENERATIONAL TESTING. Presented at Joint Meeting of the Midwest Chapter of SETAC/Chicago Chapter of Society of Risk Analysis, Argonne, IL, March 14 - 16, 2007.
HAASCH, M., D. B. LOTHENBACH, K. M. FLYNN, F. W. WHITEMAN, D. E. HAMMERMEISTER, P. NAGEL, W. J. BACKE, D. SHADWICK, P. K. SCHMIEDER, AND R. D. JOHNSON. SHORT-TERM REPRODUCTION AND EARLY DEVELOPMENT IN TEST IN JAPANESE MEDAKA USING 4-PENTYLANILINE. Presented at Pollutant Responses in Marine Organisms 14th International Symposium, Florianopolis, BRAZIL, May 06 - 09, 2007.
HAASCH, M. L., D. B. LOTHENBACH, K. M. FLYNN, F. W. WHITEMAN, D. E. HAMMERMEISTER, J. NAGEL, W. BACKE, D. SHADWICK, AND R. D. JOHNSON. Sensivity of Adult Reproduction and Reproductive Development in Japanese Medaka Exposed to 4-Tert-octylphenol. Presented at SETAC Annual Meeting, Milwaukee, WI, November 11 - 15, 2007.
2006
SCHULTZ, T. W., R. E. CARLSON, M. T. CRONIN, J. L. HERMENS, R. D. JOHNSON, P. J. O'BRIEN, D. W. ROBERTS, A. SIRAKI, K. B. WALLACE, AND G. D. VEITH. A Conceptual Framework for Predicting the Toxicity of Reactive Chemicals: Modeling Soft Electrophilicity. SAR AND QSAR IN ENVIRONMENTAL RESEARCH. Taylor & Francis, Inc., Philadelphia, PA, 17(4):413-428, (2006).
MAKYNEN, E. A., K. M. JENSEN, M. D. KAHL, L. S. BLAKE, K. J. GREENE, D. L. VILLENEUVE, R. D. JOHNSON, A. L. LINNUM, AND G. T. ANKLEY. EFFECTS OF KETOCONAZOLE ON REPRODUCTION IN THE FATHEAD MINNOW (PIMEPHALES PROMELAS). Presented at SETAC Annual Meeting, Montreal, QC, CANADA, November 05 - 09, 2006.
WINN, R., M. NORRIS, D. B. LOTHENBACH, K. M. FLYNN, D. E. HAMMERMEISTER, F. W. WHITEMAN, B. R. SHEEDY, AND R. D. JOHNSON. Sub-Chronic Exposure to 1,1-Dichloropropene Induces Frameshift Mutations in Lambda Transgenic Medaka. MUTATION RESEARCH - FUNDAMENTAL AND MOLECULAR MECHANISMS OF MUTAGENESIS. Elsevier Science Ltd, New York, NY, 595(2006):52-59, (2006).
2005
FLYNN, K. M., D. B. LOTHENBACH, D. E. HAMMERMEISTER, J. T. HASELMAN, B. R. SHEEDY, F. W. WHITEMAN, AND R. D. JOHNSON. COMPARATIVE SENSITIVITY OF ANDROGENIC EFFECTS IN MEDAKA (ORYZIAS LATIPES) FOLLOWING EXPOSURE TO 17βTRENBOLONE. Presented at SETAC Annual Meeting, Baltimore, MD, November 13 - 17, 2005.