Funding for this research was provided by:
National Research Foundation of Korea (2016R1A2B2016286)
Received: 25 January 2019
Accepted: 23 July 2019
First Online: 13 August 2019
Ethics approval and consent to participate
: All cell lines and experiments were approved by the Animal Experiment Committee of Yonsei University. This study was approved by the Institutional Review Board of Severance Hospital, Yonsei University (4–2012-0427). Written informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.