[1] Univ Fukui, Dept Internal Med 3, Fac Med Sci, Eiheiji, Japan
[2] Gunma Univ, Grad Sch Med, Maebashi, Gunma, Japan
[3] Gunma Univ, Inst Mol & Cellular Regulat, Maebashi, Gunma, Japan
[4] Gunma Univ, Grad Sch Hlth Sci, Maebashi, Gunma, Japan
[5] Aomori Univ, Fac Pharmaceut Sci, Aomori, Japan