1. Department of Cell Pathology, Faculty of Medical and Pharmaceutical Sciences, Graduate School of Medical Sciences; Kumamoto University; Kumamoto; Japan
2. Faculty of Pharmaceutical Sciences; Sojo University; Kumamoto; Japan
3. Department of Immunogenetics, Graduate School of Medical Sciences; Kumamoto University; Kumamoto; Japan
4. Department of Orthopedic and Neuro-Musculoskeletal Surgery, Graduate School of Medical Sciences; Kumamoto University; Kumamoto; Japan