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School of Environment and Sustainability

Research Area(s)

  • Mechanistic toxicology
  • Analytical chemistry
  • Mycotoxins
  • Antibiotic residues in food and food animals

Academic Credentials

  • Doctor of Philosophy (Toxicology), University of Saskatchewan 
  • Bachelor of Science Honours (Toxicology), University of Saskatchewan

Selected Publications

Cherewyk, J.E., Blakley, B.R, Al-Dissi, AN. 2024. The C-8-S-isomers of ergot alkaloids –a review of biological and analytical aspects. Mycotoxin Research, 40, 1-17. doi.org/10.1007/s12550-023-00507-0.

Cherewyk, J., Blakley, B., Al-Dissi, A. 2023. Investigation of the relationship between ergocristinine and vascular receptors. Toxicology Reports, 10, 604-611. doi.org/10.1016/j.toxrep.2023.05.005.

Cherewyk, J.E., Grusie-Ogilvie, T.J., Parker, S.E., Blakley, B.R., and Al-Dissi, A.N. 2022. Ammonization of the R and S-epimers of ergot alkaloids. Journal of Agricultural and Food Chemistry, 70, 8931−8941. doi: 10.1021/acs.jafc.2c01583.

Cherewyk, J.; Grusie-Ogilvie,T.; Blakley, B.; Al-Dissi, A. 2022. Validation of a New Sensitive Method for the Detection and Quantification of R and S-Epimers of Ergot Alkaloids in Canadian Spring Wheat Utilizing Deuterated Lysergic Acid Diethylamide as an Internal Standard. Toxins, 14, 22. doi.org/10.3390/toxins14010022.

Cherewyk, J.E., Parker, S.E., Blakley, B.R., Al-Dissi, A.N. 2020 Assessment of the vasoactive effects of the (S)-epimers of ergot alkaloids in vitro. Journal of Animal Science, 98: 1-6. doi.org/10.1093/jas/skaa203.