1. From the Departments of Cardiovascular Medicine (T.H., K.M., A.T., K.A., K.S., H.S.) and Psychosomatic Medicine (T.H., C.K.), Kyushu University Graduate School of Medical Sciences, Fukuoka; Department of Cell Pharmacology (M.A., K.K.), Nagoya University Graduate School of Medicine; Department of Cardiovascular Medicine (A.T., H.S.), Tohoku University Graduate School of Medicine, Sendai; and Japan Science and Technology Agency (H.S.), Core Research for Evolutional Science and Technology, Tokyo.