[1] Niigata Univ Pharm & Appl Life Sci, Dept Clin Pharmacol, Niigata 9502081, Japan
[2] Niigata Univ Pharm & Appl Life Sci, Dept Funct Food & Analytic Food Sci, Niigata 9502081, Japan
[3] Niigata Univ, Sch Med & Dent Sci, Radioisotope Ctr, Niigata, Japan
[4] Niigata Univ, Sch Med & Dent Sci, Dept Med 1, Niigata, Japan
[5] Niigata Univ, Sch Med & Dent Sci, Dept Homeostat Regulat & Dev, Niigata, Japan
[6] Osaka Univ Pharmaceut Sci, Dept Pharmaceut, Osaka 580, Japan