The patient was likely infected after having contact with sick and dead birds in a backyard flock, the US Centers for Disease ...

By Tarun Sai Lomte Researchers uncover how a key human immune protein curbs H5N1 avian flu, but the virus is evolving—could ...

A patient was hospitalized with a severe case of bird flu in Louisiana, the CDC said. This case is the first confirmed instance of a severe human infection linked to the H5N1 virus. The CDC said ...

“We don’t know what combination of mutations would lead to a pandemic H5N1 virus… but the more humans are infected, the more chances a pandemic virus will emerge.”The CDC has confirmed 65 ...

Bird flu cases are on the rise in the U.S., and the CDC is on high alert. With 66 confirmed human cases so far, officials are ...

The patient is in Louisiana and was exposed to backyard flocks sick with H5N1. According to information from the CDC, infected birds spread bird flu through their spit, snot and poop. Other ...

However, the Louisiana case -- the first-ever reported H5N1 illness in that state -- "marks the first instance of severe illness linked to the virus in the United States," the CDC said in a ...

The Centers for Disease Control and Prevention (CDC) has identified mutations in the H5N1 bird flu virus that may increase ...

"We don't know what combination of mutations would lead to a pandemic H5N1 virus... but the more humans are infected, the more chances a pandemic virus will emerge." The CDC has confirmed 65 cases ...

The CDC has declared the first “severe” case of H5N1 bird flu in the U.S., according to a press release published Wednesday. The good news? The person who contracted the virus appears to have ...

Colorized transmission electron micrograph of avian influenza A H5N1 virus particles (yellow). [Photo: CDC and NIAID] BY Michael Grothaus 4 minute read This week, the Centers for Disease Control ...