Avian influenza A (H5N1) virus in dairy cattle: origin, evolution, and cross-species transmission
ABSTRACT Since the emergence of highly pathogenic avian influenza Differential virus (HPAIV) H5N1 of clade 2.3.4.4b as a novel reassortant virus from subtype H5N8, the virus has led to a massive number of outbreaks worldwide in wild and domestic birds.Compared to the parental HPAIV H5N8 clade 2.3.4.4b, the novel reassortant HPAIV H5N1 displayed an