1. Department of Immunology and Molecular Genetics Kawasaki Medical School Kurashiki Okayama Japan
2. Department of Rheumatology Kawasaki Medical School Kurashiki Okayama Japan
3. Department of Oral Rehabilitation and Regenerative Medicine Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Okayama Okayama Japan
4. Department of Molecular Biology and Biochemistry Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences Okayama Okayama Japan
5. Department of Biomedical Sciences and Comprehensive Care Indiana University School of Dentistry Indianapolis Indiana USA
6. Indiana Center for Musculoskeletal Health Indiana University School of Medicine Indianapolis Indiana USA