1. Department of Dental Anesthesiology and Dental Research Institute, School of Dentistry, Seoul National University, Seoul, Republic of Korea.
2. Department of Biosystems and Biomaterials Science and Engineering, Seoul National University, Seoul, Republic of Korea.
3. Research Institute for Agriculture and Life Sciences, Seoul National University, Seoul, Republic of Korea.
4. Department of Cell and Developmental Biology, School of Dentistry, Seoul National University, Seoul, Republic of Korea.