Co-Director, Center for Environmental Health and Toxicology

University of Nebraska at Omaha Joint Appointment with UNMC
College of Public Health

Professional Summary

  • 2007-present Professor, Department of Environmental, Agricultural, and Occupational Health, UNMC
  • 2005-present Professor, Department of Biology, UNO
  • 2002-2005 Associate Professor Department of Biology, UNO
  • 1998-2002 Assistant Professor, Department of Biology, UNO
  • 2001-present Member, University of Nebraska – Lincoln, Water Center. 
  • 1999-present Adjunct faculty member, Center for Environmental Health and Toxicology, UNMC
  • 1997-2002 Adjunct Assistant Professor, Department of Environmental Health Sciences, Tulane University of Public Health and Tropical Medicine, New Orleans.
  • 1997-2002 Member, Center for Bioenvironmental Research at Tulane/Xavier Universities, New Orleans.
  • 1995-1998 Assistant Professor, Department of Biological Sciences, Nicholls State University, Thibodaux, Louisiana.

Education

  • PhD 1991 Department of Environmental, Population and Organismic Biology, University of Colorado, Boulder. 
  • MS  1981 Department of Fisheries and Oceanic Science, University of Washington Seattle. 
  • BS  1978 Department of Zoology, Miami University, Oxford, Ohio

Research Interest & Projects

  • Land use and its impact on water quality and environmental health.
  • The use of fish as bioenvironmental sentinel organisms.
  • Emerging contaminants and their effects on local aquatic biota and human health.
  • Gene expression in bioenvironmental sentinel organisms as indicators of exposure to toxic compounds.
  • Development of bio-monitoring organisms for use in Latin America.

Selected Publications

  • Sellin*, M.K., D.D. Snow, D.L. Akerly* and A.S. Kolok. 2009. Estrogenic compounds downstream from three small cities in eastern Nebraska: Occurrence and biological effect. Journal of the American Water Resources Association. 45:1-8.
  • Kolok, A.S. and M.K. Sellin*. 2008. The environmental impact of growth promoters employed by the United States beef cattle industry: History, current knowledge and future directions. Reviews of Environmental Contamination and Toxicology. 195:1-30.
  • Tate-Boldt*, E. K. and A.S. Kolok. 2008. Copper acclimation in juvenile fathead minnows: Is a cycle of branchial damage and repair necessary? Aquatic Toxicology 87:13-18.
  • Kolok, A.S., D. D. Snow, S. Kohno, M. K. Sellin* and L.J. Guillette Jr. 2007. Occurrence and biological effect of exogenous steroids in the Elkhorn River, Nebraska. Science of the Total Environment 388: 104-115.
  • Sellin*, M.K., T.M. Eidem* and A.S. Kolok. 2007. Cd exposures in fathead minnows: are there sex-specific differences in mortality, reproductive success and Cd accumulation? Archives of Environmental Contamination and Toxicology 52:535-540.

           *denotes student

Professional Affiliations

  • American Fisheries Society
  • Society of Environmental Toxicology and Chemistry

contact alan kolok
Alan Kolok - UNMC College of Public Health

University of Nebraska at Omaha 
Allwine Hall
Phone: (402)554-3545
Email: akolok@unomaha.edu
Web: www.unomaha.edu/envirotox