Funding for this research was provided by:
National Natural Science Foundation of China (81770559, 81370500)
Text and Data Mining valid from 2019-11-06
Received: 15 May 2018
Accepted: 1 October 2019
First Online: 6 November 2019
: All animal care and experimental procedures in this study were approved by the Animal Care Ethics and Use Committee of Peking Union Medical College (XHDW-2015-0032).
: Not applicable.
: The authors declare that they have no competing interests.