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Why is elephant cancer rare? Answer might help treat humans

CHICAGO (AP) – Why is elephant cancer so rare?

Two new studies say the riddle’s answer might someday help treat humans.


Scientists found that elephants have a huge surplus of a major cancer-fighting gene – 20 copies versus one copy in humans.

The gene helps damaged cells repair themselves or self-destruct when exposed to cancer-causing substances.

Dr. Joshua Schiffman is a pediatric cancer specialist at the University of Utah who led one of the studies. He’s seeking funding for research into treatment that mimic elephants’ cancer-fighting cells.

His study was published Thursday in the Journal of the American Medical Association.