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Salk scientists uncover how high-fat diets drive colorectal cancer growth

Deaths from colorectal cancer in people under 55 are increasing. A new study led by Professor Ronald Evans, with first author Ting Fu and collaborators, suggests that high-fat diets fuel colorectal cancer growth by upsetting the balance of bile acids in the intestine and triggering a hormonal signal that lets cancerous cells thrive. The findings could explain why colorectal cancer is being seen in younger people growing up at a time when high-fat diets are common.

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