The H5N1 avian influenza virus is mutating to evade immune defenses in mammals following prior infection or vaccination.
Soon after the discovery of highly pathogenic avian influenza (HPAI) strain H5N1 in dairy cattle, scientists learned that ...
"Globally, we continue to see that mammals can be infected with avian influenza A (H5N1)," Meera Chand, Emerging Infection ...
A United Nations food agency warned that the continued spread of the H5N1 bird flu virus is an unprecedented food security ...
A single sheep on a Yorkshire farm has tested positive for H5N1 bird flu, the UK’s Chief Veterinary Officer has confirmed.