1. School of Dentistry, College of Dental Medicine Kaohsiung Medical University Kaohsiung Taiwan
2. Division of Periodontics, Department of Dentistry Kaohsiung Medical University Hospital Kaohsiung Taiwan
3. Institute of Clinical Medicine National Yang Ming Chiao Tung University Taipei Taiwan
4. Department of Biomedical Science and Environmental Biology Kaohsiung Medical University Kaohsiung Taiwan
5. Department of Medical Research Kaohsiung Medical University Hospital Kaohsiung Taiwan
6. Center for Cancer Research Kaohsiung Medical University Kaohsiung Taiwan
7. Institute of Biomedical Sciences National Sun Yat‐sen University Kaohsiung Taiwan