Funding for this research was provided by:
National Natural Science Foundation of China (81501029, 81371305, 81501014)
Natural Science Foundation of Guangdong Province (Q17056016)
Science and Technology Planning Project of Guangdong Province (2017A020211009)
Text and Data Mining valid from 2018-09-18
Received: 19 April 2018
Accepted: 26 August 2018
First Online: 18 September 2018
Ethics approval and consent to participate
: Animal experiment procedure was approved by the Institutional Animal Care and Use Committee (IACUC), Guangzhou Medical University, China. All protocols were performed to minimize pain or discomfort.
: Not applicable.
: The authors declare that they have no competing interests.
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