[1] Kumamoto Univ, Grad Sch Med Sci, Dept Neurol, Fac Life Sci, Kumamoto, Japan
[2] Kumamoto Univ Hosp, Dept Mol Neurol & Therapeut, Kumamoto, Japan
[3] Keio Univ, Dept Neurol, Sch Med, Tokyo, Japan
[4] Kumamoto Univ, Grad Sch Med Sci, Dept Dermatol & Plast Surg, Fac Life Sci, Kumamoto, Japan
[5] Kumamoto Univ, Grad Sch Med Sci, Dept Cell Pathol, Fac Life Sci, Kumamoto, Japan