Funding for this research was provided by:
China Postdoctoral Science Foundation (2016M600577)
National Key Research and Development Program of China (2016YFD0500707)
the Program for Science and Technology Innovation Talents in Universities of Henan Province (17HASTIT038)
Text and Data Mining valid from 2018-10-19
Received: 22 February 2018
Accepted: 25 September 2018
First Online: 19 October 2018
: Verbal consent for collecting samples from the farm animals was obtained. This method is widely used in China and was approved by the ethics committee of Henan Agricultural University (China). The protocol was approved by the Beijing Association for Science and Technology (SYXK [Beijing] 2007–0023).
: Not applicable.
: The authors declare that they have no competing interests. None of the authors of this report have financial or personal relationships with other people or organizations that could inappropriately influence its content.
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