"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

A genotype of the H5N1 avian influenza virus was found in milk, according to officials with the Arizona Department of Agriculture. The virus was found in milk produced by a daird herd in Maricopa ...

USDA’s Food Safety and Inspection Service (FSIS) announced Friday that the H5N1 virus was discovered in meat from a single cull dairy cow as part of testing of 96 dairy cows. APHIS said the meat ...

A study published in Scientific Advances examines how mass vaccination of poultry against H5 subtypes of avian influenza virus (AIV) — including H5N1 and H5N6 — may help to slow the spread of avian ...

H5N1 has been the dominant grouping of strains fueling this past year's outbreaks in the U.S., with different variants of that virus spreading in wild birds, poultry flocks, dairy cattle ...

A woman in Wyoming has been hospitalized with H5N1 bird flu Health officials say she was likely infected via handling sick birds in a backyard flock The woman is “an older adult” with “other ...

The finding may not seem surprising, given the sweeping and ongoing outbreak of H5N1 among dairy farms in the US, which has reached 968 herds in 16 states and led to infections in 41 dairy workers.

CNN reports a Nevada dairy worker may have been infected by deadly D1.1 version of H5N1 bird flu Worker shows only mild symptoms Genetic analyses of this version show changes that could make it ...

which concluded that vaccinating against the highly pathogenic H5 subtype of avian influenza virus (AIV) may drive viral evolution. One such H5 bird flu is the H5N1 virus currently causing an ...