1. Department of Oral Microbiology, Kagoshima University Graduate School of Medical and Dental Sciences, Kagoshima, Japan
2. Department of Fixed Prosthetic Dentistry, Kagoshima University Graduate School of Medical and Dental Sciences, Kagoshima, Japan
3. Department of Preventive Dentistry, Kagoshima University Graduate School of Medical and Dental Sciences, Kagoshima, Japan
4. SUDx-Biotec Corporation, Kagoshima, Japan
5. Department of Chemistry, Biotechnology and Chemical Engineering, Kagoshima, Japan
6. Department of Natural Science, Kagoshima University Graduate School of Science and Engineering, Kagoshima, Japan