Funding for this research was provided by:
Natural Science Foundation of Hebei Province (C2013205103)
Out-standing youth Foundation of Department of Education of Hebei Province (YQ2014026)
Research Fund of Hebei Normal University (L2016Z03)
the State Key Laboratory of Pathogen and Biosecurity (SKLPBS1529)
the Science and technology research project of Hebei University (ZD2018070)
Text and Data Mining valid from 2019-04-02
Received: 30 January 2018
Accepted: 17 March 2019
First Online: 2 April 2019
Ethics approval and consent to participate
: All animal experimental procedures were strictly carried out according to the recommendations in the Guide for the Care and Use of the Laboratory Animals of Hebei Province in China. The animal experiment protocol was approved by the Animal Monitoring Committee of Hebei Normal University. All efforts were made to minimize suffering.
: Not applicable.
: The authors declare that they have no competing interests.
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