From the Division of Hematology/Oncology, Brigham and Women's Hospital and Division of Oncology, Dana-Farber Cancer Institute, Boston, MA; the U 301 de L'Institut National de la Santé et de la Recherche Medicale (INSERM) and SD 401 No. 301 CNRS, Institut de Genetique Moleculaire, Paris, France; and the Howard Hughes Medical Institute, Harvard Medical School, Boston, MA.(1998-06-15時点)
