A colour-enhanced scanning electron micrograph image showing a cluster of Clostridium difficile on a surface. Clostridium difficile is a species of Gram-positive bacteria that causes severe diarrhea and other intestinal disease when competing bacteria in the gut flora have been wiped out by antibiotics.
Annie Cavanagh. Wellcome Images. The Cell: an Image Library
Tue Apr 17 01:01:54 2012