1. Department of Molecular Craniofacial Embryology and Oral Histology, Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
2. Department of Oral, Plastic and Aesthetic Surgery, Hospital of Stomatology Jilin University Changchun Jilin China
3. Department of Pulp Biology and Endodontics, Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
4. Laboratory of Anatomy, Physiology and Food Biological Science, Department of Food and Nutrition, Faculty of Human Sciences and Design Japan Women's University Tokyo Japan