Babar A. Khan, Regenstrief Institute (IMAGE) Indiana University Caption Regenstrief Institute investigator Babar A. Khan, M.D. is a Regenstrief Institute investigator, an Indiana University Center for Aging Research Scientist and an Indiana University School of Medicine assistant professor of medicine. Credit Regenstrief Institute Usage Restrictions Photo credit to Regenstrief Institute 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.