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Zacharias Suntres, PhD

NOSM University
955 Oliver Road
Thunder Bay ON P7B 5E1 Canada
Phone: (807) 766-7395
Fax: (807) 766-7362
Professor, Pharmacology and Toxicology, Medical Sciences Division, NOSM University
Assistant Dean– UME Phase 1 (pre-clerkship), NOSM U
Acting Director-Assessment and Program Evaluation, NOSM U
Chair, Student Assessment and Promotions Committee, NOSM U
Adjunct Professor, Department of Chemistry, Lakehead University
Member, Biotechnology Research Program, Lakehead University
Member, Biomolecular Sciences Ph.D Programme, Laurentian University



Defence and Civil Institute of Environmental Medicine (Toronto, ON).


NSERC Post-Doctoral Fellow
Defence and Civil Institute of Environmental Medicine (Toronto, ON).


PhD: Department of Pharmacology and Toxicology
University of Western Ontario.


BSC (Hon); Department of Pharmacology and Toxicology
University of Western Ontario (London, ON).

Research Investigations

My current interests include:

  • Drug delivery systems for antioxidants and antimicrobial agents
  • Role of thiols in oxidative stress
  • Biological effects of extracts from plants and lichens
  • Effects of ultra-low dose radiation on biological systems

Dr. Suntres may have positions available for undergraduate or graduate students, depending on funding.

Selected Publications

Kachur K and Suntres, Z.  The antibacterial properties of phenolic isomers, carvacrol and thymol.  Crit Rev Food Sci Nutr., 2019

Suntres, Z.E., Exploring the potential benefit of natural product extracts in paraquat toxicity.  Fitoterapia, 131:160-167, 2018.

Coccimiglio, J., Alipour, M., Gottardo, C., Jiang, J., Pycko, R., Suntres, Z.E.  Antioxidant, Antibacterial, and Cytotoxic Activities of the Ethanolic Origanum vulgare Extract and Its Major Constituents. Oxid Med Cell Longev. 1404505. doi:10.1155/2016/1404505, 2016.

Suntres, Z.E., Coccimiglio, J., and Alipour, M.  The bioactivity and toxicological actions of carvacrol.  Critical Reviews in Food Science and Nutrition. 55(3):304-318, 2015.

Kachur, K. and Suntres, Z.E.  The antimicrobial properties of ginseng and ginseng extracts.  Expert Review of Anti-infective Therapy, 14: 81-94, 2015.

Alipour, M. and Suntres, ZE. Liposomal antibiotic formulations for targeting the lungs in the treatment of Pseudomonas aeruginosa.  Ther Deliv. 5(4):409-427, 2014

Suntres, Z.E.,  Smith GM, Hu J, Zhang, X, Wu, Y., Zhu, H., Wang, J., Zhou J., Kuo, W.P. Therapeutic uses of exosomes.  Exosomes and Microvesicles, Vol. 1, 4:2013.

Alipour, M., Pucaj, K., Smith, M.G., and Suntres, Z.E.   Safety and pharmacokinetic studies of liposomal antioxidant formulations containing N-acetylcysteine, α-tocopherol and γ-tocopherol in beagle dogs. Toxicol. Mech Methods 23(6):419-31, 2013.

Suntres, Z.E. The role of liposomal antioxidants in oxidant-induced injuries. J Toxicol 2011:152474, 2011.

Suntres, Z.E.:  Role of antioxidants in paraquat toxicity.  Toxicology. 180: 65-77, 2002.