WORCESTER, Mass., Aug. 2, 2007 (PRIME NEWSWIRE) -- Generex Biotechnology Corporation (Nasdaq:GNBT), the leader in drug delivery for metabolic diseases through the inner lining of the mouth, announced today that that it will be exhibiting at the American Association of Diabetes Educators (www.aadenet.org) Annual Meeting & Exhibition, August 1 - 4, 2007 in St. Louis, Missouri.