#346: Kathryn Bradbury, PhD – Diet & Colorectal Cancer Risk

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Kathryn Bradbury, PhD

Dr. Kathryn Bradbury, PhD is a researcher at the University of Auckland, New Zealand. Her research has focused on examining the role of diet in the development of cancer, cardiovascular disease and other non-communicable diseases.

Dr. Bradbury spent 5 years in the Cancer Epidemiology Unit at the University of Oxford. There, she worked as a nutritional epidemiologist on large cohort studies, including the European Investigation into Cancer and Nutrition (EPIC), and the UK Biobank.

She also has expertise in traditional and web-based dietary assessment methods, nutritional epidmiology (including prospective analyses of large cohort studies), biomarkers of nutritional status (including folate), blood lipids, the role of diet in the development of gastrointestinal cancers, and vegetarian nutrition.

In this episode we discuss:

  • Important aspect of UK Biobank
  • Findings from the recent prospective cohort study on diet and colorectal cancer risk
  • Use of re-measured intakes in the methodology
  • Impact of red and processed meat consumption on risk of colorectal cancer
  • Putative mechanisms of increased risk: nitrates, heme iron, cooking method
  • Impact of other animal foods (i.e. fish and dairy), alcohol, and dietary fibre
  • Evidence-based dietary recommendations for reducting risk

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