Affiliation: | a Tsuzuki Institute for Traditional Medicine, College of Pharmacy, China Medical University, Taichung 404, Taiwan, ROC b Department of Chemistry, National Taiwan University, Taipei 106, Taiwan, ROC c Agricultural Biotechnology Research Center, Academia Sinica, Taipei 115, Taiwan, ROC d Center for Food and Biomolecules, National Taiwan University, Taipei 106, Taiwan, ROC |