Feature

Our Microbes, Ourselves

How bacterial communities in the body influence human health

By
11:21am, May 15, 2007

In the womb, a fetus enjoys the protection of a sterile environment. Only when the mother's amniotic sac ruptures before delivery does her baby face microbes for the first time. As he's squeezed through the birth canal, he picks up millions of bacteria from his mother. Most of the microbes are friendly and quickly take up residence on the baby's skin and in his gastrointestinal tract.

This article is available only to subscribing members. Join SSP today or Log in.

More from Science News