[1] Univ Tokushima, Inst Biomed Sci, Dept Clin Neurosci, Grad Sch, Tokushima 7700042, Japan
[2] Univ Tokushima, Fac Med, Tokushima, Japan
[3] CERC IRCCS Santa Lucia, Lab Neurogenet, Rome, Italy
[4] Univ Perugia, Dipartimento Sci Chirurg & Biomed, Perugia, Italy
[5] Kagoshima Univ, Dept Neurol & Geriatr, Grad Sch Med & Dent Sci, Kagoshima, Japan
[6] Itsuki Hosp, Tokushima, Japan