Funding for this research was provided by:
National Key Program of Research and Development of China (2016YFC0900803)
National Natural Science Foundation of China (81573243, 81602925, U1304821)
Henan Provincial Science Fund for Distinguished Young Scholars (164100510021)
Science and Technology Innovation Talents Support Plan of Henan Province Colleges and Universities (14HASTIT035)
High-level Personnel Special Support Project of Zhengzhou University (ZDGD13001)
Received: 13 April 2019
Accepted: 15 December 2019
First Online: 27 December 2019
Ethics approval and consent to participate
: Ethics approval was obtained from the “Zhengzhou University Life Science Ethics Committee”, and written informed consent was obtained for all participants. Ethics approval code:  MEC (S128). All participants enrolled in the study provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.