Funding for this research was provided by:
National Natural Science Foundation of China (81571394)
Article History
Received: 19 February 2018
Accepted: 15 October 2018
First Online: 25 October 2018
Ethics approval
: The animal work presented in this study was approved by Animal Center of Peking University Health Science Center and the Animal Ethics Committee (AEC) of Peking University First Hospital (201612003).
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.