Funding for this research was provided by:
Key Technologies Research and Development Program (2017YFD0500701)
Jiangsu Agricultural Science and Technology Independent Innovation Fund ([CX (18)3018])
National Natural Science Foundation of China (31872473, 31872477, 31602057)
Jiangsu Provincial Key Research and Development Program (BE2018358)
Natural Science Foundation of Jiangsu Province ((BK20160456)
Priority Academic Program Development of Jiangsu Higher Education Institutions
Received: 8 August 2020
Accepted: 15 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: All animal studies were approved by the Jiangsu Administrative Committee for Laboratory Animals (Permission number: SYXKSU-2007-0005) and complied with the Guidelines of Laboratory Animal Welfare and Ethics of Jiangsu Administrative Committee for Laboratory Animals. SPF chicken were housed in cages under biosafety conditions with ad libitum access to food and water.
: Not applicable.
: The authors declare that they have no competing interests.