[1] Hiroshima Univ, Grad Sch Biomed & Hlth Sci, Dept Mol & Internal Med, Hiroshima 7348551, Japan
[2] Asahi Life Fdn, Inst Adult Dis, Div Diabet & Metab, Tokyo 1030002, Japan
[3] Hiroshima Univ, Grad Sch Biomed Sci, Div Mol Med Sci, Dept Med Chem, Hiroshima 7348551, Japan
[4] Tulane Univ, Sch Med, Ctr Translat Res Infect & Inflammat, 6823 St Charles Ave, New Orleans, LA 70118 USA
[5] Nihon Univ, Div Diabet & Metab Dis, Sch Med, Tokyo 1738610, Japan
[6] Univ Miyazaki, Dept Internal Med, Fac Med, Div Neurol Respirol Endocrinol & Metab, Miyazaki 8891692, Japan
[7] Hiroshima Univ, Grad Sch Biomed & Hlth Sci, Dept Prevent Med Diabet & Lifestyle Related Dis, Hiroshima 7348551, Japan