Shinichi Takahashi^1,2 (1.Department of Neurology and Stroke, Saitama Medical University International Medical Center, Japan, 2.Department of Physiology, Keio University School of Medicine, Japan)

Kazunobu Sawamoto (Nagoya City University, Japan)

Tsutomu Sasaki^1,2 (1.Department of Neurology, Osaka University Graduate School of Medicine, Osaka, Japan, 2.StemRIM Institute of Regeneration-Inducing Medicine, Osaka University, Suita, Osaka, Japan)

Akihiko Taguchi (Foundation for Biomedical Research and Innovation at Kobe, Japan)