Stephen M. Roberts

Professor, Program DirectorDr. Steve Roberts

College of Veterinary Medicine
Department of Physiological Sciences
PO Box 110885
2187 Mowry Road
Gainesville, FL 32611
Office: (352) 294-4514
Fax: (352) 392-4707

Joint appointment

College of Medicine
Department of Pharmacology and Therapeutics
College of Public Health and Health Professions
Department of Environmental & Global Health


  • B.S. Pharmacy, College of Pharmacy, Oregon State University, Corvallis OR (1973)
  • Ph.D. College of Medicine, University of Utah, Salt Lake City UT (1977)
  • NIH Postdoctoral fellow, School of Pharmacy, SUNY Buffalo, Amherst NY (1978-80)

Honors and Awards

  • UF Term Professorship, 2017
  • UF Research Foundation Professorship, 2001
  • Pfizer Award for Research Excellence, 1998

Selected Professional Activities

  • Chemical Assessment Advisory Committee, U.S. EPA, 2012-2018
  • Technical Committee on Food and Chemical Safety, ILSI North America, 2014-present
  • Science Advisory Board (Chartered), U.S. EPA, 2006-2013
  • Science Advisory Board, Natl. Center for Toxicological Research, U.S. FDA, 2006-2010
  • FIFRA Scientific Advisory Panel, U.S. EPA, 199-2005
  • Board of Scientific Counselors, National Toxicology Program, DHHS, 2002-2005

Research Interests

  • Mechanisms of drug and chemical toxicity
  • Cell defense mechanisms against toxicity
  • Toxicokinetics, particularly bioavailability of environmental contaminants
  • Risk assessment
  • Nanomaterial toxicity

Recent Grants and Contracts

  • PBET Calibration and In Vivo Feeding Trial Implementation for Skeet Range-Derived PAHs, U.S. Dept. of Defense and Alloy LLC, PI, 04/01/2018 – 10/31/2020
  • Rapid Risk Assessment of Chronic Domoic Acid Exposure in WA Razor Clam Harvestors, NIEHS, Co-I, 10-20/2017 – 3/31/2019
  • Toxicology Support Services, Florida Department of Environmental Protection, PI, 07/01/2010 – 06/30/2020
  • Influence of Particulates on Pulmonary Disposition of VOCs and SVOCs, Electrical Power Research Institute, PI, 05/01/2014 – 03/30/2017

Selected Papers

  • Roberts SM, Rohr AC, Mikheev VB, Munson J, Sabo-Attwood T: Influence of airborne particulates on respiratory tract deposition of inhaled toluene and naphthalene in the rat. Inhal. Toxicol. 30(1)::19-28, 2018. PMID: 29465005
  • Voellmy R, Zurcher O, Zurcher M, de Viraugh PA, Hall AK, Roberts SM: Targeted heat activation of HSP promoters in the skin of mammalian animals and humans. Cell Stress Chapterones 23(4):455-466, 2018. PMID: 29417383
  • Roberts SM, Munson JW, Ruby V, Lowney Y: Effects of source and concentration on relative oral bioavailability of benzo(a)pyrene from soil. Environ. Sci. Technol 50(2) 11274-11281, 2016. PMID: 27617342
  • Hinkley GK, Carpinone P, Munson JW, Powers KW, Roberts SM: Oral absorption of PEG-coated versus uncoated gold nanospheres: Does agglomeration matter? Particle Fibre Toxicol. 2015 Mar 25. PMID: 25884802

Additional publications


Updated 14 Dec 2018