Dr. Shalini Prasad (IMAGE) University of Texas at Dallas Caption Dr. Shalini Prasad at The University of Texas at Dallas has led the development of sensor technology to detect food contaminants. Credit The University of Texas at Dallas Usage Restrictions none License Original 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.