[1] Duke Univ Med Ctr, Dept Med, Div Hematol Malignancies & Cellular Therapy, Durham, NC USA
[2] Natl Canc Inst, Natl Inst Hlth, Expt Transplantat & Immunol Branch, Bethesda, MD USA
[3] Dana Farber Canc Inst, Dept Med Oncol, Boston, MA USA
[4] Genentech Inc, Dept Mol Biol, South San Francisco, CA USA
[5] Univ Michigan, Ctr Stem Cell Biol, Inst Life Sci, Ann Arbor, MI USA