Funding for this research was provided by:
Natural Science Foundation of Inner Mongolia (2017MS0314)
Article History
Received: 30 April 2018
Accepted: 30 May 2018
First Online: 13 June 2018
<!--Emphasis Type='Bold' removed-->Compliance with ethical standards
:
: A patent application for the composition for expanding NK cells and the use of them has been filed with Xiaoyun Wu as a first inventor. Other authors (ZJM and HYK) declare that they have no conflict of interest.