| Institution: | 1. Graduate Institute of Natural Products, College of Pharmacy, Kaohsiung Medical University, Kaohsiung, Taiwan 807, R.?O.?C. (phone: +886‐7‐3121101 ext. 2191);2. C.‐H.?Y. and M.‐J.?C. contributed equally to the work in this article.;3. Current address: Bioresource Collection and Research Center (BCRC), Food Industry Research and Development Institute (FIRDI), Hsinchu, Taiwan 300, R.?O.?C.;4. Division of Biotechnology and Pharmaceutical Research, National Health Research Institute, Miaoli, Taiwan 350, R.?O.?C. |
