Funding for this research was provided by:
National Natural Science Foundation of China (32060808)
Postdoctoral Research Foundation of China (2019M653901XB)
The Natural Science Foundation of Xinjiang Uyghur Autonomous Region (2019D01A47)
Post-doctoral Science Foundation of Xinjiang Agricultural University (XJAU20180723)
Xinjiang Uygur Autonomous Region High-Level Talent Introduction grants (XJ20171123)
Received: 20 October 2021
Accepted: 3 February 2022
First Online: 1 March 2022
: All experimental procedures involving animals were approved by the Animal Care and Use Committee of Xinjiang Agricultural University, Urumqi, Xinjiang, China under animal protocol number: 2020012 and performed according to the Animal Ethics Procedures and Guide-lines of the Ministry of Agriculture of China. Lung tissues of aborted fetuses were collected by the farm’s veterinarian according to the approved procedures. The owner gave informed written consent for the lung tissues of aborted fetuses to be included in the study. The study was carried out in compliance with the ARRIVE guidelines.
: No applicable.
: The authors have declared no competing interests.