ORLANDO, Fla., May 30, 2009 (GLOBE NEWSWIRE) -- Immunomedics, Inc. (Nasdaq:IMMU), a biopharmaceutical company focused on developing monoclonal antibodies to treat cancer and other serious diseases, today announced that milatuzumab, the Company’s proprietary humanized anti-CD74 antibody, produced disease stabilization in some patients with multiple myeloma and is well tolerated at doses up to 16.0 mg/kg.