1. Department of Maxillofacial Tissue Regeneration, School of Dentistry and Research Center for Tooth and Periodontal Regeneration (MRC), Kyung Hee University, Seoul, Republic of Korea
2. Department of Oral & Maxillofacial Regeneration, Kyung Hee University, Seoul, Republic of Korea
3. Stanley Brain Research Laboratory, Stanley Medical Research Institute, Rockville, MD, USA
4. College of Pharmacy and Medical Research Center, Chungbuk National University, Chungbuk, Republic of Korea