1. Department of Periodontal Medicine Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
2. Department of Innovation and Precision Dentistry Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
3. Department of Biological Endodontics Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
4. Department of Clinical Application Center for iPS Cell Research and Application Kyoto University Kyoto Japan