Funding for this research was provided by:
National Natural Science Foundation of China (81272786, 81071971, 81072063 and 30971038, 81672945)
Text and Data Mining valid from 2018-09-03
Received: 10 January 2018
Accepted: 22 August 2018
First Online: 3 September 2018
: This research project was approved by Animal Care and Use Committee of Dalian Medical University/DMU to guarantee that all works involving experimental animals were performed in full compliance with NIH (National Institutes of Health) Guidelines for the Care and Use of Laboratory Animals.
: Not applicable.
: The authors declare that they have no competing interests.
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