Louisiana
Bird flu virus probably mutated in Louisiana patient, CDC says
The CDC said Thursday its analysis of samples from a Louisiana patient with bird flu showed mutations not seen in samples from an infected backyard flock on...
The bird flu virus likely mutated inside a Louisiana patient who contracted the nation’s first severe case of the illness, the U.S. Centers for Disease Control and Prevention said a genetic analysis shows.
Scientists believe the mutations may allow t... [2631 chars]