Professor Tim Key
Contact information
+44 (0)1865 289648
Fax +44 (0)1865 289610
Colleges
Tim Key
BVM&S, MSc, DPhil
Professor of Epidemiology
- Cancer Epidemiology Unit
Tim Key's main interests are the roles of diet and hormones in the aetiology of cancer, particularly cancers of the breast, prostate and colon, and the health status of vegetarians and vegans.
He currently works mostly on the European Prospective Investigation into Cancer and Nutrition (EPIC), as the principal investigator of the Oxford cohort of 60,000 subjects, including 30,000 people who don’t eat meat.
He also co-ordinates the Endogenous Hormones and Breast Cancer Collaborative Group.
Tim Key has worked as a cancer epidemiologist at the University of Oxford since 1985.
Recent publications
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Correction to: Methods and participant characteristics in the Cancer risk in vegetarians consortium: a cross-sectional analysis across 11 prospective studies.
Journal article
Dunneram Y. et al, (2025), BMC Public Health, 25
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Dietary Amino Acids and Risk of Stroke Subtypes: Results from 3 Large Prospective Cohort Studies.
Journal article
Tong TY. et al, (2025), J Nutr
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Alcohol and smoking habits in association with hepatocellular carcinoma risk.
Journal article
Aglago EK. et al, (2025), Int J Cancer
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Prospective and genetic analyses implicate lower immunosurveillance in the aetiology of prostate cancer
Preprint
Smith-Byrne K. et al, (2025)
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Diet-wide analyses for risk of colorectal cancer: prospective study of 12,251 incident cases among 542,778 women in the UK.
Journal article
Papier K. et al, (2025), Nat Commun, 16