1. Department of Pathology, School of Dentistry, Chosun University, Gwangju 61452, Republic of Korea
2. Department of Oral and Maxillofacial Surgery, School of Dentistry, Chosun University, Gwangju 61452, Republic of Korea
3. Advanced Functional Surface and Biomaterials Research Lab, Department of Dental Materials and Research Center of Surface Control for Oral Tissue Regeneration (BRL Center of NRF), College of Dentistry, Chosun University, Gwangju 61452, Republic of Korea