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Genetics

17 December 2010

Too fat? Blame the thrifty gene

Looking beyond obvious causes of obesity like overeating, scientists said they may have found a gene that also plays a role, one that helped our ancestors survive famines.

Looking beyond obvious causes of obesity like overeating, scientists said they may have found a gene that also plays a role, one that helped our ancestors survive famines.

Mexican Americans who have an especially potent version of this gene are more likely to be obese than others, Dr Marc Montminy of the Salk Institute for Biological Studies in California and colleagues reported online in Nature.

 

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