图1:2025年11月欧洲H5N1暴发(红点)与候鸟迁徙路径(数据来源:USDA & GISAID)
关键毒力因子
|
靶点 |
功能 |
研究意义 |
|
血凝素(HA) |
受体结合与膜融合;多碱性裂解位点导致高致病性 |
中和实验、伪病毒平台、疫苗抗原设计 |
|
神经氨酸酶(NA) |
病毒释放;N1特异性抑制剂靶点 |
耐药性监测 |
|
PB2聚合酶亚单位 |
宿主适应标记:E627K、M631L、D701N显著提升哺乳动物细胞复制效率 |
最关键的哺乳动物溢出风险评估指标 |
|
M2离子通道 |
A型流感高度保守的外结构域(M2e)——广谱疫苗候选靶点 |
M2e基通用流感疫苗研究 |
|
非结构蛋白1(NS1) |
拮抗I型干扰素反应 |
固有免疫逃逸机制研究 |
图2:H5N1(2.3.4.4b分支)血凝素三聚体冷冻电镜结构
abinScience H5N1 产品目录(蛋白)
|
Catalog No. |
Product Name |
|
|
Recombinant bovine Influenza A virus (H5N1) HA/Hemagglutinin Protein, C-His |
|
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Recombinant Influenza A virus (H5N1) HA/Hemagglutinin Protein, C-His |
|
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Recombinant Influenza A virus (H5N1) HA/Hemagglutinin Protein, N-His |
|
|
Recombinant Influenza A virus (H5N1) M2e Protein, N-GST & C-His |
|
|
Recombinant Influenza A virus (H5N1) NF (CsgA)-3M2e Protein, N-His |
|
|
Recombinant Influenza A virus (H5N1) NR (N)-3M2e Protein, N-His |
abinScience H5N1 产品目录(抗体)
|
Catalog No. |
Product Name |
|
|
Anti-Influenza A virus (H5N1) HA/Hemagglutinin Antibody (SAA2067) |
|
|
Anti-Influenza A virus (H5N1) HA/Hemagglutinin Polyclonal Antibody |
|
|
Anti-influenza A virus (H5N1) Non-structural protein 1 Antibody (2H6) |
立即查看全部H5N1现货 →
参考文献
Peacock, T. P., et al. (2024). Mammalian spillover and adaptation of highly pathogenic avian influenza A(H5N1) viruses. Nature Reviews Microbiology, 22, 712–726. doi:10.1038/s41579-024-00985-w
Morano, N. C., et al. (2025). Structure of a zoonotic H5 hemagglutinin reveals a receptor-binding site occupied by an auto-glycan. Structure, 33(2), 215–226. doi:10.1016/j.str.2024.10.005 | PDB: 9EKF | EMDB: EMD-48120
Dusek, R. J., et al. (2014). North Atlantic migratory bird flyways provide routes for intercontinental movement of avian influenza viruses. PLOS ONE, 9(3): e92075. doi:10.1371/journal.pone.0092075
EFSA, ECDC, et al. (2025). Avian influenza overview June–September 2025. EFSA Journal, 23(10): 9702. doi:10.2903/j.efsa.2025.9702
Reuters. (2025, Nov 12). Germany reports rising H5N1 infections in poultry farms; over 1 million birds culled. Link
Reuters. (2025, Nov 13). Spain orders immediate nationwide indoor confinement of all poultry after H5N1 surge. Link
Zhang, Y., et al. (2023). Host adaptation and transmission of avian influenza A viruses in mammals. Trends in Microbiology, 31(8), 675–690. doi:10.1016/j.tim.2023.03.007
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