Prior seasonal influenza virus immunity did not impair antibody responses or protection conferred by the intranasal H5N1 vaccine.

State officials issued a disaster declaration after a suspected case of bird flu was discovered at a commercial egg farm in ...

Researchers at WashU Medicine have developed a nasal vaccine against the highly pathogenic H5N1 avian influenza virus, or bird flu, which has jumped from wild birds to livestock to humans.

Colorado State University tested samples from the Weld County laying facility and gave presumptive positive results, which ...

Colorado officials declared a disaster emergency after a presumptive bird flu outbreak hit a facility with 1.3 million chickens in Weld County. The state is mobilizing resources.

State officials are confirming a suspected outbreak of avian flu among chickens at a large commercial egg farm in Weld County ...

Colorado Lt. Gov. Dianne Primavera issued a verbal disaster declaration Thursday night for an outbreak of "highly pathogenic ...

HPAI is carried by waterbirds, such as ducks, geese and shorebirds, but can also infect domestic poultry, raptors, corvids and mammals. Photo by Ellie George Highly Pathogenic Avian Influenza (HPAI) ...

An ongoing bird flu outbreak in Orlando has raised questions about the health and safety of Lakeland's iconic swans. There have been 32 bird deaths at Orlando's Lake Eola, according to city officials, ...