Funding for this research was provided by:
Young Scientists Fund (31402199)
National Science and Technology Program during the Twelfth Five-year Plan Period (2017YFD0500903)
Received: 6 August 2020
Accepted: 18 January 2021
First Online: 26 January 2021
Ethics approval and consent to participate
: All trials were constructed with the approval of the Ethical Committee of the Lanzhou Veterinary Research Institute of the Chinese Academy of Agricultural Sciences. All participants were provided with written consent for this study. The study objectives were explained to all participants before obtaining informed consent.
: Not applicable.
: The authors declare that they have no competing interests. The result of this study does not reflect the opinion of the funding sources. All authors have read and approved the final version of this manuscript.