W. Andy Tao, Purdue University (IMAGE) Purdue University Caption W. Andy Tao's nanopolymers can better assess whether cancer drugs are reaching their targets, a development that may reduce the side effects of those drugs. Credit Purdue Agricultural Communication photo/Tom Campbell 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.