1. Division in Anatomy and Developmental Biology, Department of Oral Biology, Taste Research Center, Oral Science Research Center, BK21 FOUR Project, Yonsei University College of Dentistry, Seoul, Korea
2. NGeneS Inc., Ansan, Korea
3. Division of Developmental Biology and Regenerative Medicine, Department of Anatomy, Iwate Medical University, Iwate, Japan
4. Department of Oral & Maxillofacial Surgery, Yonsei University College of Dentistry, Seoul, Korea