1 RIKEN Center for Biosystems Dynamics Research, Kobe, Hyogo, Japan; RIKEN Compass to Healthy Life Research Complex Program, Kobe, Hyogo, Japan. Electronic address: yywata@riken.jp.
2 RIKEN Center for Biosystems Dynamics Research, Kobe, Hyogo, Japan.
3 Division of Molecular Imaging, Kobe City Medical Center General Hospital, Kobe, Hyogo, Japan.
4 RIKEN Center for Biosystems Dynamics Research, Kobe, Hyogo, Japan; RIKEN Compass to Healthy Life Research Complex Program, Kobe, Hyogo, Japan.