Open access
Aug 2026
Genetic Diversity, Reassortment Patterns, and Antigenic Characterization of Two H9N2 Avian Influenza Viruses Isolated from Quails in China
Both H9N2 strains showed marked antigenic drift from the vaccine strain SS, while retaining reactivity with currently circulating field strains, and highlight the limitations of current vaccine matching in light of ongoing H9N2 evolution.
Yu-Tao Teng, Pei-Dong Li, Fuyou Zhang et al.
· Viruses · 0 citations