1. Departments of Dermatology, Biochemistry, and Molecular Biology, Graduate Institute of Clinical Medicine, National Cheng Kung University Medical College and Hospital, Tainan, Taiwan.
2. Department of Clinical Pharmacology, National Cheng Kung University Medical College and Hospital, Tainan, Taiwan.
3. Department of Electrical Engineering, College of Electrical Engineering and Computer Science, National Cheng Kung University, Tainan, Taiwan.
4. Cancer Biology Department, Roswell Park Cancer Institute, Buffalo, New York.