SANTA FE, N.M.--(BUSINESS WIRE)--Sept. 20, 2006--Prominent clinician and immunologist Robert H. Keller, M.D., M.C., FACP, AAHIVS has joined the Scientific Advisory Board of CytoDyn, Inc. (OTCBB:CYDY). Dr. Keller has been at the bedside of patients with HIV/AIDS since the beginning of the AIDS pandemic. His extensive experience in managing the disease gives Dr. Keller the important clinical insights that can only be gained through the practice of clinical medicine.