Funding for this research was provided by:
National Natural Science Foundation of China (31672518)
Received: 27 January 2020
Accepted: 11 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: The sample were collected and handled in accordance with the good animal practices required by the Animal Ethics Procedures and Guidelines of the People’s Republic of China. Informed consent to participate was obtained from the chicken farmer owner. All animal protocols and procedures were performed according to the Chinese Regulations of Laboratory Animals and were approved by the Animal Ethics Committee of Shandong Agricultural University.
: Not applicable.
: The data supporting the findings are included in the manuscript.
: The authors declare that they have no competing interests.