1. From the Department of Medicine II (T. Imada, Y.M., T.N., H. Masaki, T. Iwasaka) and Radiology (H.K.), Kansai Medical University, Osaka; the Department of Cardiovascular Medicine (T.T., M.O., H. Matsubara), Kyoto Prefectural University School of Medicine, Kyoto; the Department of Medical Biochemistry (M.Y., Y. Nishiwaki, N.N.), Graduate School of Medicine, Tokyo Medical and Dental University, Tokyo; and the Pharmacobioregulation Research Laboratory (Y. Nozawa), Taiho Pharmaceutical Co Ltd, Saitama,...