Orthomyxoviridae
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Orthomyxoviridae is a family of negative-sense RNA viruses. It includes nine genera: Alphainfluenzavirus, Betainfluenzavirus, Gammainfluenzavirus, Deltainfluenzavirus, Isavirus, Mykissvirus, Quaranjav
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Illustration of influenza virus replication and genome. A) Replication and transcription of influenza A virus. B) Influenza A genome. C) Influenza B genome. D) Influenza C genome. Segments translate to polymerase (PB1, PB2, and PA), hemagglutinin (HA), neuramindase (NA), nucleoprotein (NP), membrane protein (M), and non-structural protein (NS).
Transcription of mRNAs initiated by viral polymerase using cap snatching
Genetic evolution of human and swine influenza viruses, 1918–2009
Influenza A virus
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Influenza A virus, or IAV, is a pathogen with strains that cause seasonal flu in humans; it can also infect birds and some mammals. Strains of IAV circulate constantly in bats, pigs, horses, and dogs,
Orthomyxoviridae
…Orthomyxoviridae (from Ancient Greek ὀρθός (orthós) 'straight' and μύξα (mýxa) 'mucus') is a family of negative-sense RNA viruses. It includes nine genera: Alphainfluenzavirus, Betainfluenzavirus, Gammainfluenzavirus, Deltainfluenzavirus, Isavirus, Mykissvirus, Quaranjavirus, Sardinovirus, and Thogotovirus. The first four…
Influenza A late passage
SEM image of influenza A virions infecting ciliated cells of human nasal epithelial organoid