Gut bacteria seek out injuries

Published: July 17, 2014, 11 p.m.

Marshall Montrose, of the University of Cincinnati, explained to Chris Smith how these gut bacteria, present in half the population's stomachs, can cause problems. Small wounds in the stomach lining, caused by things like aspirin, are quickly and effectively converged upon by these tiny microbes. Like this podcast? Please help us by supporting the Naked Scientists