Enzyme Action (IMAGE) DOE/Los Alamos National Laboratory Caption An enzyme (shown in blue) pulls out individual cellulose chains (pink) from the pretreated nanofiber surface (green) and then breaks them apart into simple sugars. Credit Shishir Chundawat, Great Lakes Bioenergy Research Center. 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.