1. Division of Anatomy and Cell Biology of the Hard Tissue, Department of Tissue Regeneration and Reconstruction, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan
2. Division of Anatomy, Department of Health Promotion, Kyushu Dental University, Kitakyushu, Japan
3. General Dentistry and Clinical Education Unit, Niigata University Medical and Dental Hospital, Niigata, Japan
4. Division of Molecular Signaling and Biochemistry, Department of Health Promotion, Kyushu Dental University, Kitakyushu, Japan
5. Division of Genetics, Department of Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, USA