Magazine article Nutrition Health Review

Proof of Anti-Cancer Properties of Vegetables

Magazine article Nutrition Health Review

Proof of Anti-Cancer Properties of Vegetables

Article excerpt

Proof of Anti-Cancer Properties of Vegetables

WASHINGTON COUNTY, M.D. -- George W. Comstock, M.D., of Johns Hopkins University, Gladys Block, Ph.D. of the National Cancer Institute, and Dr. Paul Knekt of the Social Insurance Institution, Helsinki, reported recently on studies supporting the hypothesis that foods rich in vitamin C, vitamin E, and beta carotene may help prevent cancer. They spoke to fellow scientists from around the world at a three-day conference on "Antioxidant Vitamins and Beta Carotene in Disease Prevention."

Dr. Comstock presented a new analysis of data from the Maryland Study, a large blood collection study in Washington County. In the autumn of 1974, nearly 26,000 persons donated blood samples for a blood bank in a community-based program. The blood samples have been stored at -- 70 [degrees] C until used for various studies of nutrients, hormones and antibodies.

As sufficient numbers of cancers of different sites were reported to the cancer registry, blood from those cases was withdrawn from the bank, together with blood from controls matched to the cancer cases for races, sex, and age. …

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