Genes May Determine Body Weight by Shaping Gut Bacteria

November 7, 2014 1:04 AM

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THURSDAY, Nov. 6, 2014 (HealthDay News) -- Genes influence a person's body weight by determining the types of bacteria that live in the intestines, according to a study published in the Nov. 6 issue of Cell.

"Up until now, variation in the abundances of gut microbes has been explained by diet, the environment, lifestyle, and health," senior study author Ruth Ley, Ph.D., of Cornell University in Ithaca, N.Y., said in a journal news release. "This is the first study to firmly establish that certain types ...

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