Funding for this research was provided by:
National Basic Research Program of China (973 Program) (No. 2016YFD0500501)
Text and Data Mining valid from 2019-02-14
Received: 4 December 2018
Accepted: 5 February 2019
First Online: 14 February 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: The experiments were approved by the Institutional Animal Care and Use Committee of the Northeast Agricultural University (SRM-06).