1. Faculty of Pharmaceutical Sciences, Doshisha Women's College of Liberal Arts, 97-1 Minamihokotate, Kodo, Kyotanabe, Kyoto 610-0395, Japan
2. Graduate School of Biomedical and Health Sciences, Hiroshima University, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8553, Japan