5/1/2013 7:45:17 AM
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When a baby is born, one of the first things a parent will do is count fingers and toes. New research conducted at UC San Francisco sheds lights on how these specialized digits are formed. In a finding likely to fundamentally reshape biologists' understanding of how cells communicate to each other during development, researchers have found a new type of cellular structure that passes along instructions critical to the formation of the limbs and digits of developing embryos.
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