Funding for this research was provided by:
National Natural Science Foundation of China (81801863)
Natural Science Basic Research Program of Shaanxi (2019JQ-485)
Natural Science Foundation of Shaanxi Provincial Department of Education (18JK0679)
Science and Technology Innovation Base-Open and Sharing Platform of Science and Technology Resources Project of Shaanxi Province (2019PT-26)
Research Foundation of Shaanxi Provincial Research Center for the Project of Prevention and Treatment of Respiratory Diseases (2017GCKF02)
Article History
Received: 20 August 2019
Accepted: 3 March 2020
First Online: 17 March 2020
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: All applicable international, national and institutional guidelines for the care and use of animals were followed. All experiments performed in studies involving animals were conducted by institution of ethics committee.
: Informed consent was obtained from all individual participants included in the study.