How the gut got its villi

The principles guiding the growth of intestinal structures called villi are surprisingly similar across chickens, frogs, mice, and snakes. The wrinkling of the inner gut, the researchers found, is intimately linked to the stages of muscle layer differentiation, which produce a series of different physical stresses.

Fuente : http://www.eurekalert.org/pub_releases/2013-09/hu-…



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