Dr. Chandra Mohan (IMAGE) UT Southwestern Medical Center Caption A research team led by Dr. Chandra Mohan, associate professor of internal medicine, and including immunology graduate student Kirthi Raman Kumar found in mice that a defect in the Ly108 gene may help trigger the mysterious autoimmune disease lupus. Credit UT Southwestern Medical Center Usage Restrictions Please use credit line 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.