1. Department of Biological Science and Technology, China Medical University, Taichung 404, Taiwan
2. Department of Pharmacology, China Medical University, Taichung 404, Taiwan
3. Department of Functional Neurosurgery and Gamma Knife Center, China Medical University Hospital, Taichung 404, Taiwan
4. Department of Health and Nutrition Biotechnology, Asia University, Taichung 413, Taiwan
5. School of Pharmacy, China Medical University, Taichung 404, Taiwan
6. Department of Biochemistry, Nihon Pharmaceutical University, Saitama 362-0806, Japan
7. Tsuzuki Institute for Traditional Medicine, China Medical University, Taichung 404, Taiwan
8. Department of Medicinal Botanicals and Health Care, Da-Yeh University, Changhua 515, Taiwan
9. Department of Biotechnology, Asia University, Taichung 413, Taiwan