1. Institute of Pharmacognosy, Faculty of Pharmaceutical Sciences; Tokushima Bunri University; Tokushima Tokushima 770-8514
2. Department of Biochemistry, Faculty of Pharmaceutical Sciences; Tokushima Bunri University; Tokushima Tokushima 770-8514
3. Department of Functional Morphology, Faculty of Pharmaceutical Sciences; Tokushima Bunri University; Tokushima Tokushima 770-8514
4. Faculty of Pharmaceutical Sciences; Okayama University; Okayama Okayama 700-8530 Japan