The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus, the U.S. Centers for Disease Control and Prevention (CDC) announced ...

Most mutations which cause disease by swapping one amino acid out for another do so by making the protein less stable, ...

“For example, if a human gets infected with a bird flu and also carries a human influenza A virus, these two viruses can ...

H5N1 bird flu from an extreme case in the US has mutated to attach to human upper airway cells, health chiefs have warned. The case, spotted this month in a hospitalised Louisiana man, is the ...

A patient in Louisiana who had been hospitalized with the first human case of highly pathogenic avian influenza, or bird flu, has died, health officials said Monday.

Scientists believe virus, which has spread across bird and cattle farms in the US, could jump more easily to people in future ...