Joel B. Mason, MD Laboratory

Joel Mason, MD is a nutritionist and gastroenterologist at Tufts Medical Center.The laboratory of Joel B. Mason, MD at Tufts Medical Center is primarily focused on nutrition in the prevention of cancer. His laboratory focuses on two nutritional factors (B-vitamin intake and obesity) as determinants of cancer risk in the colorectum, breast and prostate. This research program encompasses cell culture studies, animal models of carcinogenesis, as well as clinical trials and studies in human subjects.

Dr. Mason’s group is recognized internationally for elucidating molecular and cellular pathways by which dietary intake of the B-vitamin, folate, protects against colon cancer in laboratory animals and for the translational studies that have examined the relevance of these findings in human subjects.