The CDC's analysis revealed changes in the hemagglutinin (HA) gene, a critical component for the virus's ability to attach to ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the first severe case of the ...

A genetic analysis of viral samples from a patient in Louisiana hospitalized with the first severe case of bird flu showed ...

The CDC said Thursday its analysis of samples from a Louisiana patient with bird flu showed mutations not seen in samples ...

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is believed to be higher.

Dr. Andrew Pekosz from Johns Hopkins discusses the CDC’s discovery of mutations in the bird flu virus linked to the first severe human case in the U.S. and its risks ...

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

One of the mutations was also seen in a sample from a British Columbia teenager who was hospitalized with bird flu, the CDC said. While the findings show that the virus has the capacity to mutate in ...

In most people infected, influenza viruses can be detected starting one day before symptoms begin and up to five to seven days after becoming sick, according to the CDC. "People with flu are most ...