[1] Univ Tokyo, Cell Therapy & Transplantat Med, Tokyo 1138655, Japan
[2] Univ Tokyo, Dept Pediat, Tokyo 1138655, Japan
[3] Univ Tokyo, Canc Genom Project, Grad Sch Med, Tokyo 1138655, Japan
[4] Jichi Med Univ, Div Funct Genom, Toguchi 3290498, Japan
[5] Chiba Canc Ctr, Res Inst, Div Biochem, Chiba 2608717, Japan
[6] Japan Sci & Technol Agcy, Kawaguchi, Saitama 3320012, Japan
[7] Saitama Childrens Med Ctr, Div Hematol Oncol, Saitama 3398551, Japan
[8] Gunma Childrens Med Ctr, Shibukawa 3778577, Japan