1. Department of Pharmacology, College of Medicine, National Cheng Kung University, Tainan City 70101, Taiwan, R. O. C.
2. Institute of Basic Medical Sciences, College of Medicine, National Cheng Kung University, Tainan City 70101, Taiwan, R. O. C.
3. Institute of Biotechnology and Pharmaceutical Research, National Health Research Institutes, Miaoli County 35053, Taiwan, R. O. C.
4. Department of Obstetrics & Gynecology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan City 70101, Taiwan, R. O. C.