A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated ...

Public health officials have warned that new mutations of bird flu with human flu could have dangerous consequences.

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

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

The agency, in its latest update released Thursday, said the mutations were not found in samples taken from wild birds, ...

The CDC said that testing of a person with a severe case of bird flu indicated the virus had mutated but the risk remains low ...

A genetic analysis of samples of the bird flu virus from a Louisiana patient show the virus likely mutated in the patient to potentially become more transmissible to humans. A genetic analysis of ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe case of the illness, the U.S. Centers for Disease Control and ...

A genetic analysis of samples from the patient in Louisiana recently hospitalized with the country's first severe case of H5N1 bird flu show the virus likely mutated in the patient to become ...