Intranasal influenza virus-vectored vaccine offers protection against clade 2.3.4.4b H5N1 infection in small animal models
Abstract The highly pathogenic avian influenza (HPAI) H5N1 virus has been endemic in aquatic birds since 1997, causing outbreaks in domestic poultry and occasional human infections worldwide.Recently, the cross-species transmission of a new reassortant variant from clade 2.3.4.4b of H5N1 to cattle in the US has heightened concerns regarding the exp