1. Ph.D.’s Degree Program in Biology (International Program), Faculty of Science, Chiang Mai University, Chiang Mai, Thailand
2. Department of Biology, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand
3. Department of Physiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
4. Research Center in Bioresources for Agriculture, Industry and Medicine, Chiang Mai University, Chiang Mai, Thailand