The recent outbreak of the H5N1 avian influenza virus in the U.S. and the potential for it to mutate has raised concerns among the scientific community that it could result in human-to-human ...

When it comes to the potential of H5N1 avian flu, otherwise known as bird flu, picking up mutations that might lead to human-to-human spread, that "train has already left the station," warns one ...

Avian and human flu viruses seem to target different regions of a patient's respiratory tract. Although more than 100 people have been infected by H5N1 influenza A viruses, human-to-human ...

As to the person with the confirmed case of avian influenza, authorities have stated that bird-to-human transmission of avian influenza is rare and has previously occurred a small number of times ...

TASS/. The first human death from H5N1 avian influenza in the United States was reported in the state of Louisiana, the official website of the local health authorities said in a statement.