Monday, July 29, 2013

Ancient teeth bacteria record disease evolution

DNA preserved in calcified bacteria on the teeth of ancient human skeletons has shed light on the health consequences of the evolving diet and behavior from the Stone Age to the modern day.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/health_medicine/dentistry/~3/1rPkY6W3lso/130217134140.htm

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