THE WOODLANDS, Texas--(BUSINESS WIRE)--Opexa Therapeutics, Inc. (NASDAQ:OPXA), a company involved in the development and commercialization of cell therapies, today announced that Brian Loftus, M.D., of Bellaire Neurology and the Principal Investigator of the Tovaxin Phase I/II studies, presented data titled “Autologous Attenuated T-Cell Vaccine (Tovaxin®) Dose Escalation in Multiple Sclerosis Relapse-Remitting and Secondary Progressive Patients Nonresponsive to Approved Immunomodulatory Therapies” at the American Academy of Neurology meeting today. The AAN meeting is taking place at the McCormick Place West Convention Center in Chicago, IL.