Prabha Ramakrishnan, Rice University (IMAGE) Rice University Caption Rice University graduate student Prabha Ramakrishnan led the project to turn a protein found in freshwater photosynthetic bacteria into a photoreversible regulatory tool that can make the manufacture of substances by engineered cells more efficient. Credit Jeff Fitlow/Rice University Usage Restrictions For news reporting purposes only. 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.