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

There have been 68 human cases of bird flu — flu strain H5N1 — in the U.S. since the beginning of 2024, mostly arising from ...

For the first time, a new genotype of avian influenza has been identified in U.S. dairy cows, prompting biosecurity efforts.

(CNN) — Six dairy herds in Nevada have tested positive for a newer strain of the H5N1 bird flu virus that’s been associated .

Scientists have sounded the alarm as H5N1 bird flu has increasingly shown disturbing signs of adaptation. With 68 North Americans infected and one death already recorded, the virus is defying ...

Researchers review the ever-growing list of human viruses, examining their diversity, transmission pathways, and the urgent ...

The history of influenza vaccine and the associated technology shows how the vaccine has evolved to match the evolution ... of 123 and an H5N1 subtype is designated: Influenza virus was first ...

In this new study, the researchers wondered if that might be the case with H5 subtypes of the avian influenza virus—most specifically, H5N1 and H5N6 ... rate of viral evolution compared to ...

Before future studies would uncover a link between Nipah outbreaks and the felling of native forests for the purposes of ...