1. Department of Biochemistry, Faculty of Science, Mahidol University, Bangkok 10400, Thailand
2. Graduate School of Science and Engineering, Yamaguchi University, Yamaguchi 753-8511, Japan
3. Department of Veterinary & Biomedical Sciences, College of Agriculture & Biological Sciences, South Dakota State University, Brookings, SD 57006, USA
4. Center of Infectious Disease and Signaling Research, National Cheng Kung University, Tainan 701, Taiwan