Funding for this research was provided by:
National Natural Science Foundation of China (81401808)
Received: 25 May 2020
Accepted: 12 November 2020
First Online: 10 December 2020
Ethics approval and consent to participate
: The protocols for blood collection, tendon injection, and tendon collection from rabbits were approved by the Ethics Committee on the Care and Use of Animals of Chinese PLA General Hospital (Number 2016-X12–04), and all animals received humane care in strict accordance with the National Institutes of Health Guidelines.
: Not applicable.
: The authors declare that they have no competing interests.