Funding for this research was provided by:
National Natural Science Foundation of China (No.81970410)
Received: 17 December 2019
Revised: 20 April 2020
Accepted: 6 May 2020
First Online: 8 June 2020
Ethics approval and consent to participate
: All animal procedures were approved by the Ethics Committee of Peking University First Hospital and conducted in accordance with the National Institute of Health Guide for the Care and Use of Laboratory Animals.
: Not applicable.
: The authors declare that they have no competing interests.