Funding for this research was provided by:
National Natural Science Foundation of China (81770334)
Natural Science Foundation of Shandong Province (ZR2017PH023, ZR2015HL003)
Taishan Scholar Engineering Construction Fund of Shandong Province (ts201511104)
Text and Data Mining valid from 2019-02-15
Received: 4 July 2018
Accepted: 29 January 2019
First Online: 15 February 2019
Ethics approval and consent to participate
: The animal experiments were performed in accordance with the Guidelines for the Care and Use of Laboratory Animals published by the National Academy Press (NIH publication No. 85–23, revised 1996). And the ethical protocol was authorized by the Ethics Committee of Shandong Provincial Qian Foshan Hospital, Shandong University, Jinan, P.R. China.
: Not applicable.
: The authors declare that they have no competing interests.
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