A Model of Aging (IMAGE) Brown University Caption The C. elegans worm serves as a useful model in aging studies, including a new one that reveals the unintended role of a drug. Credit Anne Hart/Brown University Usage Restrictions with credit 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.