Beta-Lactone (IMAGE) Brown University Caption β-lactone 7, a small molecule that inhibits the ClpP enzyme in bacteria, may be important in development of new anti-bacterial drugs. The bacterium that causes tuberculosis cannot survive when ClpP is inhibited. Credit Sello Lab / Brown University 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.