1. Engineering Research Center of Oral Translational Medicine, Ministry of Education, West China Hospital of Stomatology, Sichuan University, Chengdu, Sichuan 610041, China
2. National Engineering Laboratory for Oral Regenerative Medicine, West China Hospital of Stomatology, Sichuan University, Chengdu, Sichuan 610041, China
3. State Key Laboratory of Oral Diseases, West China Hospital of Stomatology, Sichuan University, Chengdu, Sichuan 610041, China
4. College of Polymer Science and Engineering, Sichuan University, Chengdu, Sichuan 610065, China
5. College of Biomedical Engineering, Sichuan University, Chengdu, Sichuan 610065, China