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Monday, 08 February 2010
New Scientist
A gene that makes people vulnerable to obesity also produces a protein that may directly modify DNA in a region of the brain known to control food intake. The unexpected finding sheds light on how gene variants can predispose individuals to obesity, say scientists. , analysis of blood samples from nearly 40,000 individuals linked certain variants of a gene called FTO with a 70% increased risk of obesity. Those people who carried two defective copies of the FTO gene were 3 kilograms heavier on average than their counterparts with normal versions of the gene. The biological function of the FTO...
Obesity gene may alter brain DNA
photo: Wn/ james


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