How Babies' Gut Bacteria May Help Find Treatments for C. Diff

Some infants carry the diarrhea-causing bacteria Clostridium difficile in their guts without any symptoms, but the bacteria may rapidly disappear when these infants switch from drinking breast milk to cow's milk, a new study suggests. Compared to adults, "There are [bacteria] strains that are lacking," in the infant gut early on that become more abundant when infants switch to cow's milk, said study co-author Manli Davis, a researcher at Techlab, a company that develops diagnostic tests for gut