Affiliation: | 1. Faculty of Health Promotional Sciences, Dept. of Health Promotional Sciences, Hamamatsu Univ., Hamamatsu, 431—2102 Japan Graduate School of Science and Technology, Shizuoka Univ., Shizuoka, 422—8529 Japan;2. Key Laboratory of Natural Product Research and Development, College of Food Science and Engineering, Jiangxi Agricultural Univ., Nanchang, 330029 China;3. Graduate School of Science and Technology, Shizuoka Univ., Shizuoka, 422—8529 Japan |