SAN MATEO, Calif., May 22, 2012 (GLOBE NEWSWIRE) -- Talon Therapeutics Inc. (OTCBB:TLON) today announced the appointment of Thomas DeZao to head the commercial operations and planning function. Mr. DeZao’s experience includes senior commercial and marketing positions related to hematologic cancer product candidates at ChemGenex Pharmaceuticals, Genitope Corporation, and Corixa/Coulter Pharmaceuticals. Prior to that, Mr. DeZao worked for Schering-Plough Corp. and Chiron Corp., where he spent 10 years in various product sales, marketing and commercialization positions.