[1] Samsung Biomed Res Inst, Transplantat Res Ctr, Seoul, South Korea
[2] Univ Michigan, Sch Med, Dept Microbiol & Immunol, Ann Arbor, MI 48109 USA
[3] Harvard Univ, Sch Publ Hlth, Dept Immunol & Infect Dis, Boston, MA 02115 USA
[4] Harvard Univ, Sch Med, Dept Med, Boston, MA USA
[5] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Dept Surg, Seoul, South Korea
[6] Sungkyunkwan Univ, Sch Med, Samsung Biomed Res Inst, Dept Mol Cell Biol, Suwon, South Korea