Tim Key’s main research interests are the roles of diet and sex hormones in the aetiology of cancer, and the long-term health of vegetarians.
He is the lead investigator of the Oxford component of the European Prospective Investigation into Cancer and Nutrition (EPIC) and also is a member of the Scientific Advisory Committee on Nutrition (SACN), an advisory committee of independent experts that provides advice to the UK Department of Health.
Key TJ, Allen NE, Spencer EA, Travis RC. The effect of diet on risk of cancer. Lancet, 2002: 360: 861-868
Key TJ, Appleby PN, Spencer EA, Travis RC, Roddam AW, Allen NE. Mortality in British vegetarians: results from the European Prospective Investigation into Cancer and Nutrition (EPIC-Oxford). Am J Clin Nutr. 2009 May;89(5):1613S-1619S.
Key TJ, Spencer EA, Reeves GK.Symposium 1: Overnutrition: consequences and solutions. Obesity and cancer risk. Proc Nutr Soc. 2010 Feb;69(1):86-90.
Key TJ, Appleby PN, Spencer EA, Travis RC, Allen NE, Thorogood M, Mann JI. Cancer incidence in British vegetarians. Br J Cancer. 2009 Jul 7;101(1):192-7.
Key TJ, Appleby PN, Reeves GK, Roddam AW for the Endogenous Hormones and Breast Cancer Collaborative Group. Insulin-like growth factor 1 (IGF1), IGF binding protein 3 (IGFBP3), and breast cancer risk: pooled individual data analysis of 17 prospective studies. Lancet Oncol. 2010 Jun;11(6):530-42.
Key TJ. Fruit and vegetables and cancer risk. Br J Cancer. 2011 Jan 4;104(1):6-11.
Key TJ, Appleby PN, Cairns BJ et al. Dietary fat and breast cancer: comparison of results from food diaries and food-frequency questionnaires in the UK Dietary Cohort Consortium. Am J Clin Nutr. 2011 Oct;94(4):1043-52.
Key TJ. Diet, insulin-like growth factor-1 and cancer risk. Proc Nutr Soc. 2011 May 3:1-4. [Epub ahead of print]