Two-way hemagglutination inhibition assay of reference A(H7N9) viruses and LAIV reassortants.

a E—eggs, SPF–special pathogen free eggs, C–cells, M–MDCK cells, OR–original specimenb Homologous titers of ferret antiserum to reference antigen are indicated in bold^ The complete names of the antigen are listed under the reference strains.Two-way hemagglutination inhibition assay of reference A(H7N9) viruses and LAIV reassortants.a E代表鸡胚（E, Eggs），SPF代表无特定病原体鸡胚（Special Pathogen Free Eggs），C代表细胞（Cells），M代表MDCK细胞（MDCK Cells），OR代表原始标本（Original Specimen）。b 针对参考抗原的雪貂抗血清同源效价以粗体标注；抗原完整名称列于参考毒株项下。针对参考A(H7N9)病毒与减毒流感活疫苗（Live Attenuated Influenza Vaccine，LAIV）重配株的双向血凝抑制试验。