1. Department of Neuroscience and Physiology, Dental Research Institute, School of Dentistry, Seoul National University, Seoul 08826, Republic of Korea
2. Interdisciplinary Program in Neuroscience, College of Natural Science, Seoul National University, Seoul 08826, Republic of Korea
3. Department of Brain and Cognitive Sciences, College of Natural Sciences, Seoul National University, Seoul 08826, Republic of Korea
4. Department of Oral microbiology and Immunology, Dental Research Institute, School of Dentistry, Seoul National University, Seoul 08826, Republic of Korea
5. Research Division for Radiation Science, Korea Atomic Energy Research Institute, Jeongeup 56212, Republic of Korea