Funding for this research was provided by:
National Natural Science (81671003, 81800952)
Received: 7 January 2021
Accepted: 15 March 2021
First Online: 31 March 2021
: The study was approved by the Ethical Committees of the Department of Laboratory Animals, Central South University, China (approvals no. 2020sydw0045), and the Ethical Committees of the Xiangya Stomatological Hospital & School of Stomatology, Central South University, China (approvals no. 20190058).
: Not applicable.
: The authors declare that they have no competing interests.