1. Department of Oral Histology and Developmental Biology, School of Dentistry, Chosun University, Gwangju, Korea
2. Department of Dental Hygiene, Graduate School of Public Health Science, Eulji University, Seongnam, Korea
3. Department of Food Science and Biotechnology, College of Engineering, Kyungsung University, Busan, Korea
4. College of Liberal Studies, Division of Basic Sciences, Dong-eui University, Busan, Korea
5. Department of Biochemistry, College of Korean Medicine, Dong-eui University, Busan, Korea
6. Department of Dental Hygiene, College of Health Science, Youngsan University, Yangsan, Korea
7. Institute of Basic Science for Well-Aging, Youngsan University, Yangsan, Korea