1. Department of Biochemistry and Molecular Biology, College of Medicine, National Cheng Kung University, Tainan, Taiwan
2. Institute of Basic Medical Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. Immunology Research Center, National Health Research Institutes, Miaoli, Taiwan
4. Institute of Biotechnology, National Tsing Hua University, Hsinchu, Taiwan
5. School of Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan
6. Program in Molecular Medicine, University of Massachusetts Medical School, Worcester, MA, USA