Faculty (IMAGE) UT Southwestern Medical Center Caption Jessalyn Ubellacker, Ph.D., and Sean Morrison, Ph.D., of the Children's Medical Center Research Institute at UT Southwestern. 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.