The new confirmation include 5 from Missouri, a state that has lost about 4.3 million poultry over the last 30 days.

But rates of types 31/33/45, 47, and 45 were lower in vaccinated women, which the authors said suggests that the vaccines ...

Other countries are using a bird flu vaccine successfully in poultry and that if we vaccinate the poulets (the young birds) ...

A new strain of bird flu, H5N9, has been detected for the first time in the United States, raising concerns about how it continues to spread.

Avian flu first made the jump from birds into dairy cows on farms in a number of US states in spring 2024. Until now, all ...

The new H5N1 version, known as D1.1, was found in dairy cattle in Nevada and is different than the B3.13 type that has spread ...

A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed a ...

A new antibody therapy effectively protects monkeys from severe H5N1 avian flu, offering hope for a universal flu vaccine and ...

The USDA said four Nevada dairy herds were infected with an H5N1 bird flu strain that has circulated in wild birds, making ...

While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck ...

To elicit an immune response associated with protection in approximately 50% of subjects, two doses of 90 µg hemagglutinin (HA) of egg-grown subvirion H5N1 influenza vaccines are required.