[1]Shandong Key Laboratory of Animal Disease Control & Breeding;
Institute of Animal Science and Veterinary Medicine;
Shandong Academy of Agricultural Sciences;
Jinan 250100;
P.R.China;
[2]College of Life Sciences;
Shandong Normal University;
Jinan 250014;
P.R. China;
[3]Department of Preventive Veterinary Medicine;
College of Veterinary Medicine;
Shandong Agricultural University;
Tai''an 271018;
P.R.China;
[1]Shandong Key Laboratory of Animal Disease Control & Breeding;
Institute of Animal Science and Veterinary Medicine;
Shandong Academy of Agricultural Sciences;
Jinan 250100;
P.R.China;
[2]College of Life Sciences;
Shandong Normal University;
Jinan 250014;
P.R. China;
[2]College of Life Sciences;
Shandong Normal University;
Jinan 250014;
P.R. China;
[1]Shandong Key Laboratory of Animal Disease Control & Breeding;
Institute of Animal Science and Veterinary Medicine;
Shandong Academy of Agricultural Sciences;
Jinan 250100;
P.R.China;
[1]Shandong Key Laboratory of Animal Disease Control & Breeding;
Institute of Animal Science and Veterinary Medicine;
Shandong Academy of Agricultural Sciences;
Jinan 250100;
P.R.China;
[1]Shandong Key Laboratory of Animal Disease Control & Breeding;
Institute of Animal Science and Veterinary Medicine;
Shandong Academy of Agricultural Sciences;
Jinan 250100;
P.R.China;
H9N2 AIV; hemagglutinin; N-linked glycosylation; receptor affinity; mice;