The flu virus currently circulating in birds and dairy cows is already better at infecting people than earlier variants, and ...

Recent study reveals H5N1 mutations enhancing human receptor binding, highlighting pandemic risks and the need for vigilant ...

Although it does not generally infect humans, a single mutation of the H5N1 virus in the highly pathogenic avian and bovine clade 2.3.4.4b could overcome this barrier and possibly trigger a pandemic.

The recent appearance of the H5N1 bird flu in pigs does raise viral reassortment concerns. Here's what we know about this ...

Dozens of people in the United States have caught bird flu from animals this year, but there's no evidence that the viral ...

A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows could allow for easier ...

A single mutation in the virus currently infecting poultry and dairy farms across the U.S. could help the it spread among humans.

Health officials in Marin County are investigating a possible H5N1 bird flu case in a child. Officials have been ...

H5 bird flu, a type of avian influenza, has infected dozens of people in the U.S., and spread to seven states and Canada this ...

The developing avian influenza panzootic and the growing possibility of a pandemic bring to the fore the existential ...

The Scripps Research Institute finding counters prevailing thought that the virus would require multiple mutations before it ...

Avian influenza viruses typically require several mutations to adapt and spread among humans, but what happens when just one change can increase the risk of becoming a pandemic virus? A recent study ...