1. Interdepartment of Physiology, Faculty of Graduate School, Chulalongkorn University
2. Primate Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University
3. Department of Basic Veterinary Science, The United Graduated School of Veterinary Sciences, Gifu University
4. Laboratory of Veterinary Physiology, Department of Veterinary Medicine, Faculty of Agriculture, Tokyo University of Agriculture and Technology