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New bird flu mutation discovered in US

CDC: Bird flu virus shows mutations in first severe human case

Growing concerns surrounding the transmission of H5N1 bird flu. The CDC reports that samples collected from a severely ill patient in Louisiana showed signs of mutation, as they differ from the samples collected from sick and dead birds believed to have infected the man in the first place.

Newsweek on MSN · 1d

CDC Issues Update on Bird Flu 'Mutations' in Humans

The CDC's analysis revealed changes in the hemagglutinin (HA) gene, a critical component for the virus's ability to attach to host cells. The mutations "were not found in virus sequences from poultry samples collected on the patient's property, suggesting the changes emerged in the patient after infection," the CDC stated in its December 26 update.

Daily Voice Harford County MD … · 14h

CDC Flags Mutations in H5N1 Bird Flu Virus Amid Heightened Surveillance

The Centers for Disease Control and Prevention (CDC) has identified mutations in the H5N1 bird flu virus that may increase its ability to infect humans. These mutations, found in the hemagglutinin (HA) gene,

8don MSN

H5N1 bird flu update: Symptoms, map, human cases, and what to know about the CDC’s response

Public health officials have just reported the first known “severe” case of bird flu in the United States. There are now 61 ...

East Bay Times1d

H5N1 virus in Louisiana bird flu patient shows mutations that could increase transmissibility to humans, CDC analysis finds

The CDC has confirmed 65 cases of H5N1 bird flu in humans in 2024. Of those, 39 were associated with dairy herds and ...

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