[1] Hokkaido Univ, Fac Med, Dept Neurol, Sapporo, Japan
[2] Hokkaido Univ, Grad Sch Med, Sapporo, Japan
[3] Mie Univ Hosp, Dept Neurol, Tsu, Japan
[4] St Marianna Univ, Dept Internal Med, Div Neurol, Sch Med, Kawasaki, Japan
[5] Kyoto Prefectural Univ Med, Dept Neurol, Kyoto, Japan
[6] Niigata Univ, Brain Res Inst, Dept Anim Model Dev, Niigata, Japan
[7] Hokkaido Univ, Dept Biochem, Fac Med, Sapporo, Japan
[8] Hokkaido Univ, Grad Sch Med, Sapporo, Japan
[9] Yokohama City Univ, Dept Mol Biol, Sch Med, Grad Sch Med, Yokohama, Japan
[10] Gifu Univ, Dept Neurol, Grad Sch Med, Gifu, Japan
[11] Hokkaido Univ, Grad Sch Med, Dept Neurol, Sapporo, Hokkaido, Japan