1. Faculty of Environmental and Symbiotic Sciences, Prefectural University of Kumamoto, Tsukide, Kumamoto 862-8502, Japan
2. Department of Chinese Material Medicine, Chinese Material Medicine College of Jilin Agricultural University, Changchun-shi, Jilin 130118, China
3. Second Department of Medical Biochemistry, School of Medicine, Ehime University, Shigenobu-cho, Onsen-gun, Ehime 791-0295, Japan