Funding for this research was provided by:
National Natural Science Foundation of China (81473205, 30670837, 81673433, 81872860, 81803521)
Text and Data Mining valid from 2018-10-30
Received: 13 September 2018
Accepted: 23 October 2018
First Online: 30 October 2018
Compliance with ethical standards
: All authors declare that there is no conflict of interest.
: The animal experimental procedures were passed by the Research Ethics Committee of Sun Yat-sen University, and were conducted in accordance with the Guide for the Care and Use of Laboratory Animals (NIH Publication No. 85-23, revised 1996).