Namrata Sengupta, Clemson University (IMAGE) Clemson University Caption Namrata Sengupta, doctoral graduate of environmental toxicology, works in the lab. Credit Photo courtesy of Dhaval Parmar 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.