1. Department of Oral Implantology; School of Stomatology; Wuhan University; Wuhan China
2. The State Key Laboratory Breeding Base of Basic Science of Stomatology (Hubei-MOST) and Key Laboratory of Oral Biomedicine Ministry of Education; School and Hospital of Stomatology; Wuhan University; Wuhan China
3. Hangzhou Jiuyuan Gene Engineering Co; Hangzhou China
4. Department of Periodontology; Department of Oral Surgery and Stomatology; School of Dental Medicine; University of Bern; Bern Switzerland