Farm workers facing possible arrest would likely resist getting tested for bird flu should there be a resurgence this fall, ...

In a monthly zoonotic flu update, the World Health Organization (WHO) said Bangladesh and India have reported new H5N1 avian ...

In other developments, a Chinese research team that studied experimental infections involving different inoculation routes ...

California’s state veterinarian tells U.S. House subcommittee that because infected dairy cattle are allowed to develop ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

Because H5N1 is a virus specifically evolved to attack birds, it isn’t as good at infecting the cells of mammals — yet. But if you can count on one thing for viruses to do, it’s mutate.

T he H5N1 bird flu virus has been around for decades, and the damage it wreaks on chickens and other poultry is well documented. But the recent discovery that the virus has jumped into dairy ...

In contrast, H5N1 often kills birds that catch it, so it is classified as a highly pathogenic avian influenza. To complicate matters, although bird flu viruses primarily prey on birds, they can ...

H5N1 could develop the capability for person-to-person transmission in a few ways. In the process of replicating, viruses could acquire random mutations that make them better suited to a human host.

February 23, 2012 — The World Health Organization's H5N1 diagnostic criteria only identify the sickest patients, which has resulted in alarming fatality rates that are inaccurate, according to ...