Kyoto Univ, Ctr iPS Cell Res & Applicat, Sakyo Ku, 53 Kawahara cho, Kyoto 6068507, Japan

Univ Calif San Diego, Sch Med, Ctr Acad Res & Training Anthropogeny CARTA, Kavli Inst Brain & Mind,Dept Pediat, La Jolla, CA 92037 USA