This ‘minor’ bird flu strain has potential to spark human pandemic

Potential Human Pandemic from Bird Flu Strain

A bird flu virus, H9N2, has the potential to spark a human pandemic, according to a team of researchers.

Experiments suggest that H9N2 has adapted to human cells, although cases of person-to-person transmission have not been reported yet.

The researchers say more surveillance of the virus is needed.

The H9N2 virus has often been overlooked as it mostly causes minor disease in birds, but scientists are concerned about its potential to infect humans.

Author's summary: H9N2 bird flu strain may cause human pandemic.

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Nature Nature — 2025-10-27

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