Funding for this research was provided by:
National Natural Science Foundation of China (81660280, 31760262)
Natural Science Foundation of Guangxi Zhuang Autonomous Region (2016GXNSFAA380038, 2017GXNSFBA198120)
Received: 27 April 2019
Accepted: 18 July 2019
First Online: 6 August 2019
Ethics approval and consent to participate
: This study was performed in strict accordance with the recommendations in the Guide for the Institutional Animal Care and Use Commission (IACUC). The protocols were approved by the Committee on the Ethics of Animal Experiments of the Guilin Medical University.
: Not applicable.
: The authors declare that they have no competing interests.