A review of H5Nx avian influenza viruses
Highly pathogenic avian influenza viruses (HPAIVs), originating from the A/goose/Guangdong/1/1996 H5 subtype, naturally circulate in wild-bird populations, particularly waterfowl, and often spill over to infect domestic poultry.Occasionally, humans are infected with HPAVI H5N1 resulting in high mortality, but no sustained human-to-human transmissio