Funding for this research was provided by:
Basic Science Research Program through the National Research Foundation of Korea (2016R1D1A1B03931085)
Natural Sciences Foundation of China (31971419)
Received: 7 October 2019
Accepted: 7 January 2020
First Online: 28 January 2020
Ethics approval and consent to participate
: This research was conducted within the guidelines and approval of the Institutional Animal Care and Use Committee of Kangwon National University (KW-161128-2).
: Not applicable
: The authors declare that they have no competing interests.