Clostridium clariflavum (IMAGE) Heinrich-Heine University Duesseldorf Caption Clostridium clariflavum, a fiber degrading bacterium at work breaking down cellulose fibers with the help of cellulosomes. Photo: Itzhak Mizrahi Credit Itzhak Mizrahi, Ben-Gurion University (BGU) Usage Restrictions none License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.