Funding for this research was provided by:
the National Science Grant of China (No. 31772777)
the Priority Academic Program Development of Jiangsu Higher Education Institutions
Text and Data Mining valid from 2018-06-19
Received: 16 January 2018
Accepted: 3 June 2018
First Online: 19 June 2018
: The animal experiments were approved by the regulations and guidelines of laboratory animals of Nanjing Agriculture University (Nanjing, China).
: The authors declare that they have no competing interests.
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