Funding for this research was provided by:
National Natural Science Foundation of China (No.31572612)
Science and Technology Planning Project of Guangdong Province, China (2017A030303008)
Science and Technology Program of Guangzhou, China (No. 201803020043)
Received: 1 February 2018
Accepted: 25 September 2018
First Online: 4 October 2018
Ethics approval and consent to participate
: All experiments in this study were approved by the Animal Care and Use Committee of the School of Life Science at Sun Yat-Sen University and were performed according to the regulations and guidelines established by this committee.
: Not applicable.
: The authors declare that they have no competing interests.
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