Health officials in Vietnam have reported a severe H5N1 avian flu infection in an 8-year-old girl who is experiencing ...

The first influenza vaccine was a monovalent live ... Technical advances have made it possible to produce reassortant strains between wild-type viruses (for their antigenic properties) and culture ...

raising concern over the possibility of an upcoming influenza pandemic. The human H5N1 virus was not a reassortant like the 1957 and 1968 pandemic strains; instead, all of the viral genes ...

The remaining five segments were derived from the “triple-reassortant” lineage that emerged in US pigs in the 1990s and was itself a mix of avian, human, and classical swine influenza A viruses.

The detection of a different more rare strain of avian influenza is raising alarm as ... to assess the risk of emergence of this novel reassortant virus with potential transmissibility to public ...

The virus’s genome includes segments derived from the Eurasian, classical, and “triple-reassortant” swine influenza lineages. It remains unclear whether the virus is connected to mysterious pneumonia ...

MISSOULA, Mont. — Influenza deaths in Montana have climbed to the highest number in the past seven flu seasons, according to the latest data from the Montana Department of Public Health and ...

Vietnam has reported its first human case of H5N1 avian flu in 2025, involving an 8-year-old girl who is currently hospitalized with severe symptoms, including encephalitis. This case highlights the ...