Funding for this research was provided by:
National Natural Science Foundation of China (31670788, 81172485)
the Ph.D. Program Foundation of Ministry of Education of China (20130171110007)
Open Fund of Guangdong Key Laboratory of Pharmaceutical Functional Genes (2014B030301028, 2017B030314021)
Text and Data Mining valid from 2020-01-30
Received: 19 May 2019
Accepted: 12 January 2020
First Online: 30 January 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the First Affiliated Hospital of Sun Yat-sen University research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: not applicable.
: The authors declare that they have no competing interests.