WORCESTER, Mass., June 22, 2010 (GLOBE NEWSWIRE) -- Generex Biotechnology Corporation (www.generex.com) (Nasdaq:GNBT) today announced its participation as an exhibitor during the 70th Scientific Sessions organized by the American Diabetes Association (ADA). The annual conference will be held this year at the Orange County Convention Center's West Building in Orlando, Florida from June 25 to 29.