Funding for this research was provided by:
National Natural Science Foundation of China (81200060, 81402614)
Science and Technology Planning Project of Guangdong Province (2017A020215188)
Natural Science Funding of Guangdong Province (2016A030310381, S2012040006874)
Received: 15 November 2017
Accepted: 26 January 2018
First Online: 8 February 2018
Ethics approval and consent to participate
: The animal studies in this report were performed according to the principles of the University of Southern Medical Animal Care Committee, and approval for these studies was granted by this committee. The ethics approval number is L2015020.The relevant Animal Quality Certificate Abroad is No. 99002100000074.The Animal Protocol Number is 00113190.
: Not applicable.
: The authors declare that they have no competing interests.
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