From the Department of Biochemistry (H.O., I.O., J.H., K.M., K.K.), National Cardiovascular Center Research Institute, Osaka, Japan; Department of Internal Medicine (N.N., T.I.) and Department of Pathology (Y.T., H.I.-U., C.Y.), National Cardiovascular Center, Osaka, Japan; and Department of Cardiovascular Surgery (S.M., K.T.) and Department of Pathology and Biology of Diseases (S.T.), Graduate School of Medicine, Kyoto University, Kyoto, Japan. (2004-01-20時点)