In early December 2024, a group of researchers published an article in the journal Science, entitled "A single mutation in ...

A bird flu outbreak poses a significant risk to wildlife in New Zealand but the country's conservation volunteers could ...

Genetic sequences of H5N1 bird flu viruses collected from a person in Louisiana who became severely ill show signs of development of several mutations thought to affect the virus’ ability to ...

The first human bird flu death was reported out of Louisiana on Monday, Jan. 6. The same case was the first serious case of ...

The strain is spreading among US dairy cows, and has infected dozens of people, mainly US farm workers. Read more at ...

For influenza viruses, imperfection is a strength. They constantly mutate, producing new strains that challenge immune ...

Human MxA protein suppresses mammalian H5N1 virus replication, but emerging mutations may enable partial evasion, raising ...

Federal health officials have been keeping a close eye on H5N1, a strain of avian influenza that is highly contagious and lethal to chickens, and has spread to cattle. The virus has not yet ...

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator. Around the same time, a senior in Louisiana was diagnosed with the first ...

Photo of a wild bird. To the right is a colorized transmission electron micrograph of H5N1 virus particles (purple). H5N1 bird flu is widespread in wild birds worldwide, and in 2024 is causing a ...

Her case, published Dec. 31, 2024 in the New England Journal of Medicine, highlights the possible dangers of newer H5N1 variants like D1.1, which have shown genetic changes that could mean they ...