1. Graduate Institute of Food Science and Technology, National Taiwan University, Taipei 106, Taiwan
2. Agricultural Biotechnology Research Center, Academia Sinica, Taipei 115, Taiwan
3. Tsuzuki Institute for Traditional Medicine, China Medical University, Taichung 404, Taiwan
4. Center for Food and Biomolecules, National Taiwan University, Taipei 106, Taiwan
5. National Research Institute of Chinese Medicine, Taipei 112, Taiwan
6. School of Pharmacy, National Taiwan University, Taipei 100, Taiwan