SALT LAKE CITY, June 9, 2010 (GLOBE NEWSWIRE) -- Immunomedics, Inc. (Nasdaq: IMMU), a biopharmaceutical company focused on developing monoclonal antibodies to treat cancer and other serious diseases, today announced that pretargeted therapy with TF2, a bispecific antibody against carcinoembryonic antigen (CEA) and a small peptide, delayed tumor growth and prolonged survival in an animal model of human colonic cancer.