Funding for this research was provided by:
China Postdoctoral Science Foundation (2016M600577)
Program for Science and Technology Innovation Talents in Universities of Henan Province (17HASTIT038)
Received: 10 September 2018
Accepted: 23 November 2018
First Online: 3 December 2018
Ethics approval and consent to participate
: Verbal consent for collecting samples from the farm animals and zoo was obtained. The methods employed are widely used in China and were 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 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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