*Shiori Kinomura1, Toru Ogawa1, Takehiko Sugano1, Kenta Shobara1, Keiichi Sasaki2,3, Hiroshi Egusa4, Nobuhiro Yoda1
(1. Division of Advanced Prosthetic Dentistry, Tohoku University Graduate School of Dentistry, 2. Tohoku University Graduate School of Dentistry, 3. Miyagi University, 4. Division of Molecular and Regenerative Prosthodontics)