(MIT Technology Review) – Genetically engineered bacteria can prevent mice offered a high-fat diet from overeating. The beneficial effects of the bacteria last for about four to six weeks, suggesting that they temporarily take up residence in the gut. Researchers developed the anti-obesity therapy to test a new way of treating chronic diseases. Sean Davies, a pharmacologist at Vanderbilt University, is modifying bacteria that live in and on the body—known collectively as a person’s microbiome.
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