Funding for this research was provided by:
the Project of National Key Research and Development Program of China in 13th Five-year Plan (2016YFC0502601)
the National Natural Science Foundation of China (41671041)
Article History
Received: 22 August 2020
Accepted: 21 September 2020
First Online: 24 September 2020
Compliance with Ethical Standards
: All animals were cared for as outlined in the Guide for the Care and Use of Animals in Research and Teaching Consortium. Sample collections from animals were approved by the Institute of Zoology, Chinese Academy of Sciences, Institutional Animal Care and Use Committee (Project A0169).
: The authors declare that they have no conflict of interest.