Funding for this research was provided by:
Korea Health Industry Development Institute (HI16C2044)
Received: 28 May 2018
Accepted: 1 February 2019
First Online: 14 February 2019
: With the approval from the Ethics Committee of Health Service Center at Seoul National University, human blood was obtained from healthy male donors or cancer patients. All the animal protocols used in vivo experiments were approved by the Ethics Committee of Animal Service Center at Seoul National University.
: Not applicable.
: The authors declare that they have no competing interests.
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