Janz, David


David Janz

Department of Veterinary Biomedical Sciences
Western College of Veterinary Medicine
52 Campus Drive
Saskatoon, Saskatchewan, Canada
S7N 5B4

Phone: 306-966-7434

Email: david.janz@usask.ca

Academic Degrees

B.Sc. (Simon Fraser), M.Sc. (Trent), Ph.D. (British Columbia)

Current Teaching

  • TOX 300.3  General Principles of Toxicology
  • TOX 412.3  Toxicology of Industrial Pollutants
  • TOX 842.3  Biochemical Toxicology
  • VBMS 333.6 Veterinary Pharmacology  

Current and Recent Research Projects

  • Development of techniques to determine long term stress in wildlife
  • Endogenous and exogenous factors influencing gonadal development in fish
  • Aquatic ecotoxicology of selenium in native fish species
  • Noninvasive approaches to evaluate effects of environmental stressors


Carlson, R.I., M.R.L. Cattet, B.L. Sarauer, S.E. Nielsen, J. Boulanger, G.B. Stenhouse and D.M. Janz. 2016. Development and application of an antibody-based protein microarray to assess physiological stress in grizzly bears (Ursus arctos). Conservation Physiology 4, doi:10.1093/conphys/cow001.

Massé, A.J., J.R. Muscatello and D.M. Janz. 2015. Dose-dependent early life stage toxicities in Xenopus laevis exposed in ovo to selenium. Environmental Science and Technology 49, 13658-13666.

Thomas, J.K. and D.M. Janz. 2015. Developmental and persistent toxicities of maternally deposited selenomethionine in zebrafish (Danio rerio). Environmental Science and Technology 49, 10182-10189.

Janz, D.M., K. Liber, I.J. Pickering, C.I.E. Wiramanaden, S.A. Weech, M. Gallego-Gallegos, M.K. Driessnack, E.D. Franz, M.M. Goertzen, J. Phibbs, J.J. Tse, K.T. Himbeault, E.L. Robertson, C. Burnett-Seidel, K. England and A. Gent. 2014. Integrative assessment of selenium speciation, biogeochemistry, and distribution in a northern coldwater ecosystem. Integrated Environmental Assessment and Management 10, 543-554.

Cattet, M.R.L., B.J. Macbeth, D.M. Janz, A. Zedrosser, J.E. Swenson, M. Dumond and G.B. Stenhouse. 2014. Quantifying long-term stress in brown bears with the hair cortisol concentration: a biomarker that may be confounded by rapid changes in response to capture and handling. Conservation Physiology 2, doi:10.1093/conphys/cou026.

Thomas, J.K. and D.M. Janz. 2014. In ovo exposure to selenomethionine via maternal transfer increases developmental toxicities and impairs swim performance in F1 generation zebrafish (Danio rerio). Aquatic Toxicology 152, 20-19.

Bourbonnais, M.L., T.A. Nelson, M.R.L. Cattet, C.T. Darimont, G.B. Stenhouse and D.M. Janz. 2014. Environmental factors and habitat use influence body condition of individuals in a species at risk, the grizzly bear. Conservation Physiology 2, doi10.1093/conphys/cou043.

Janz, D.M. 2012. Selenium. Pp. 327-374 In: C.W. Wood, A.P. Farrell and C.J. Brauner (Eds.) Fish Physiology Vol 31A, Homeostasis and Toxicology of Essential Metals. Elsevier, San Diego, CA.

Macbeth, B.J., M.R.L. Cattet, G.B. Stenhouse, M.L. Gibeau and D.M. Janz. 2010. Hair cortisol concentration as a noninvasive measure of long-term stress in free-ranging grizzly bears (Ursus arctos): Considerations and implications for other wildlife. Canadian Journal of Zoology 88, 935-949.

Janz, D.M., D.K. DeForest, M.L. Brooks, P.M. Chapman, G. Gilron, D. Hoff, W.D. Hopkins, D.O. McIntyre, C.A. Mebane, V.P. Palace, J.P. Skorupa and M. Wayland. 2010. Selenium toxicity to aquatic organisms. Pp. 141-231 In: P.M. Chapman, W.J. Adams, M.L. Brooks, C.G. Delos, S.N. Luoma, W.A. Maher, H.M. Ohlendorf, T.S. Presser and D.P. Shaw (Eds.) Ecological Assessment of Selenium in the Aquatic Environment. CRC Press, Boca Raton, FL.