Scientists study proteins and microbes (IMAGE) UT Southwestern Medical Center Caption Dr. Lora Hooper (right), assistant professor of immunology, led a team that included Cecilia Whitham, research assistant (left), and Cassie Behrendt, research associate, in identifying a protein that's made in the intestinal lining and targets microbial invaders. Their findings offer novel insights into how the intestine fends off pathogens and maintains friendly relations with symbiotic microbes. Credit UT Southwestern Medical Center 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.