BETHESDA, Md.--(BUSINESS WIRE)--REGENERX BIOPHARMACEUTICALS, INC. (Amex:RGN) (www.regenerx.com) reported today that Dr. Deepak Srivastava has joined RegeneRx’s Medical and Scientific Advisory Board and will become a consultant to the company. Dr. Srivastava is the Director, Gladstone Institute of Cardiovascular Disease at the University of California, San Francisco, and Wilma and Adeline Pirag Distinguished Professor in Pediatric Developmental Cardiology, University of California, San Francisco.