Funding for this research was provided by:
National Natural Science Foundation of China (81571854, 81501635)
the National Key R&D Program of China (2016YFC0800703)
the Fundamental Research Funds for the Central Universities (20826041A4408, YJ201651 and 2012017yjsy187)
Text and Data Mining valid from 2018-09-14
Received: 29 July 2018
Accepted: 31 August 2018
First Online: 14 September 2018
Compliance with ethical standards
: Human blood samples were collected with the approval of the Ethics Committee of Sichuan University (Approval Number: K2015008).
: The authors declare that they have no competing interests.