TARRYTOWN, N.Y. & CHICAGO--(BUSINESS WIRE)--Progenics Pharmaceuticals, Inc. (Nasdaq: PGNX) today presented the design and rationale of an ongoing phase 1 trial of its prostate-specific membrane antigen antibody drug conjugate (PSMA ADC) therapy at the 2010 Annual Meeting of the American Society of Clinical Oncology (ASCO). This phase 1 trial is assessing the safety, tolerability and initial clinical activity of progressively increasing doses of PSMA ADC in patients with progressive, metastatic, hormone-refractory prostate cancer following prior taxane chemotherapy. The results would be used to determine dosing for further evaluation in phase 2 clinical testing.