1. Department of Oral Physiology, School of Dentistry, Kyung Hee University
2. Department of Neurobiology and Physiology, School of Dentistry, Dental Research Institute, Seoul National University
3. Department of Veterinary Physiology, BK21 PLUS Program for Creative Veterinary Science Research, Research Institute for Veterinary Science and College of Veterinary Medicine, Seoul National University
4. Department of Veterinary and Biomedical Sciences, College of Veterinary Medicine, University of Minnesota