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Scientist profiles A-F

SRI profiles

Lawrence B. Cohen, MD, MSc, FRCP

Affiliate scientist

Sunnybrook Health Sciences Centre
2075 Bayview Ave., Room HG 63
Toronto, ON
M4N 3M5

Phone: 416-480-6100 ext. 64725
Fax: 416-480-5977

Administrative Assistant: Devi Rosan
Phone: 416-480-4725


  • B.Sc. (Hons), 1974, pharmacology, University of Toronto, Canada
  • M.Sc., 1976, Addiction Research Foundation, University of Toronto, Canada
  • MD, 1979, McMaster University, Canada

Appointments and Affiliations:

Research Foci:

  • Multidisciplinary clinical research initiatives of medical cannabis
  • Evaluation of inflammatory cytokines in inflammatory bowel disease and nonalcoholic steatohepatitis (NASH syndrome) plus/minus obesity
  • Establishment of obesity management protocols

Research Summary:

The focus of Dr. Cohen’s research is on inflammatory cytokine profiles in luminal gastrointestinal disease (i.e., inflammatory bowel disease) and obesity, and hepatic parenchymal disease reflected by NASH syndrome.

Selected Publications:

See current publications list at PubMed.

  1. Griller N, Cohen LB. Rapid onset of tofacitinib induction therapy for the treatment of ulcerative colitis. Clin Gastroenterol H. 2019 May;17(6):139–147.
  2. Menashi S, Cohen LB, Neuman MG. Obesity and non-alcoholic fatty liver - therapies in ayurvedic medicines. OBM Integrative and Complementary Medicine. 2018;3(1):002. doi: 10.21926/obm.icm.1801002. Available from:
  3. Pytraczyk S, Cohen LB. Long-term maintenance of weight loss following removal of intragastric balloon (IGB). Am J Gastroenterol. 2018 Oct. doi: 10.14309/00000434-201810001-00786
  4. Neary J, Goodwin SE, Cohen LB, Neuman MG. Alcohol misuse link to POEMS Syndrome in a patient. Cancers (Basel). 2017 Sep 23;9(10). pii: E129. doi: 10.3390/cancers9100129.
  5. Neuman MG, French SW, Zakhari S, Malnick S, Seitz HK, Cohen LB, Salaspuro M, Voinea-Griffin A, Barasch A, Kirpich IA, Thomes PG, Schrum LW, Donohue TM Jr, Kharbanda KK, Cruz M, Opris M. Alcohol, microbiome, life style influence alcohol and non-alcoholic organ damage. Exp Mol Pathol. 2017 Feb;102(1):162–180.