In 2024, as zoos were hit hard by H5N1 bird flu, big cats were particularly affected: tigers, lions, a cheetah, and a panther ...

A vaccine under development at the University at Buffalo has demonstrated complete protection in mice against a deadly ...

"And that's the only consistent thing I can say about it." Biologically, H5N1 isn't so different from any other influenza A virus—the type that resides mainly in wild birds, as well as bats ...

Researchers have created an H5N1 avian influenza, or bird flu, vaccine that can be administered as a nasal spray. The influenza virus vector-based nasal spray vaccine platform was first developed ...

Intranasal influenza virus-vectored vaccine offers protection against clade 2.3.4.4b H5N1 infection in small animal models. Nature Communications , 2025; 16 (1) DOI: 10.1038/s41467-025-58504-z ...

Since its first description in 1959 in Scottish poultry farms, the A(H5N1) virus was subsequently identified in 1996 in intensively reared ducks and chickens from China, with the first human infection ...