Funding for this research was provided by:
National Natural Science Foundation of China (31372414, 31320103907, 31372415)
Text and Data Mining valid from 2018-03-09
Received: 14 November 2017
Accepted: 1 March 2018
First Online: 9 March 2018
: This study was approved by the Committee on the Ethics of Animal Experiments of Yangzhou University (Permit Number: 2007–0005). This study does not involve the use of human data or tissue.
: Not applicable.
: The authors declare that they have no competing interests.
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