faculty (IMAGE) UT Southwestern Medical Center Caption Tamia Harris-Tryon, M.D., Ph.D., Assistant Professor of Dermatology and Immunology, is principal investigator of the Harris-Tryon Lab, which uses a range of experimental approaches to investigate the interactions between skin bacteria and the immune system. Credit UT Southwestern Medical Center 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.