Toxicology

Environmental chemicals may not mutate people, says MIT expert

Published in Clinical Oncology Week, August 25th, 2003

Environmental chemicals are probably not producing human cancers by causing the mutations found in those cancers, a Massachusetts Institute of Technology toxicologist and epidemiologist says.

His arguments include the relationship between cigarette smoke and lung cancer. An exception is skin cancer and sunlight because there is a direct connection between exposure to sun and mutations in skin cells.

In work that has ramifications for cancer research and environmental and pharmaceutical regulatory policy, William G. Thilly, professor of biological engineering in MIT's biological engineering division, and his students mathematically analyzed years of...

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Source: Clinical Oncology Week (2003-08-25)

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