From the Departments of Medicine, Division of Hematology/Oncology; Surgery, Division of Surgical Oncology and UCLA Jonsson Comprehensive Cancer Center, University of California at Los Angeles, Los Angeles, CA; Departments of Experimental Therapeutics, Melanoma Medical Oncology and Hematopathology, The University of Texas M.D. Anderson Cancer Center, Houston, TX; and Pfizer Global Research and Development, Groton-New London, CT(2005-12-10時点)