Sirtuins a central regulator in life processes

This Review in Nature 30th July 2009 is a very important review for Nutritionists to appreciate. It suggests that a family of enzymes the sirtuins have a role in governing the control of both metabolism and genetics. This review looks at sirtuin biology, and the role these proteins have in various age-related diseasesThe sirtuins are…

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ageing mechanisms

A protein that regulates lifespan in yeast by its genome may function in the same manner in mammals, or more specifically the mouse. The protein is a family of proteins called sirtuins. .In yeast sirtuin , called Sir2 is a guard and protector of the organism’s genome, preventing genes from expressed at the wrong time…

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