Partial protection of commercial H5 avian influenza vaccines to clade 2.3.4·4b H5N1 and H5N8 avian influenza infections in chickens
The results showed that most of the tested vaccines provided detectable antibody titers and protected against mortality but were not able to control virus shedding, highlighting the urgent need to revise H5Nx prevention and control strategies in Egypt and update vaccine seed strains to reflect currently circulating HPA...