Funding for this research was provided by:
Research Program of Chinese Academy of Inspection and Quarantine (2018JK012)
National Key Reseach and Development Program of China (2017YFD0501803)
Received: 23 June 2020
Accepted: 12 January 2021
First Online: 23 January 2021
Ethics approval and consent to participate
: This article does not contain any studies with humans. All animal experiments in this study were approved and conducted under the supervision by Ethics Committee on Scientific Research on Animal Pathogenic Microorganisms, Institute of Animal Quarantine, Chinese Academy of Inspection and Quarantine (ECSRAPM0626001). Orally permissions were obtained from the owners before collection of the specimens. Ethics Committee on Scientific Reseach on Animal Pathogenic Microorganisms (ECSRAPM) approved the procedure for verbal consent. ECSRAPM felt the need for written consent was not necessary for this study.
: Not applicable.
: The authors declare that they have no competing interests.