Moving on out: transport and packaging of influenza viral RNA into virions

Influenza A viruses bear a segmented single stranded negative sense RNA genome that is replicated in the nucleus and the newly synthesized viral (v) RNA segments are exported from the nucleus and transported to the plasma membrane for packaging into progeny virions. Influenza viruses exploit many ho...

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Main Authors: Fodor, E, Lakdawala, S, Subbarao, K
Format: Journal article
Published: Annual Reviews 2016
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author Fodor, E
Lakdawala, S
Subbarao, K
author_facet Fodor, E
Lakdawala, S
Subbarao, K
author_sort Fodor, E
collection OXFORD
description Influenza A viruses bear a segmented single stranded negative sense RNA genome that is replicated in the nucleus and the newly synthesized viral (v) RNA segments are exported from the nucleus and transported to the plasma membrane for packaging into progeny virions. Influenza viruses exploit many host proteins during these events and this is the portion of the viral life cycle when genetic reassortment among influenza viruses occurs, that allows influenza A viruses to expand their host range, virulence, and pandemic potential. We review recent studies on the export of vRNAs from the nucleus, their transport through the cytoplasm and packaging into progeny virus particles. Understanding these events and the constraints on genetic reassortment has implications for assessment of pandemic potential of newly emerged influenza viruses, vaccine production, viral fitness, and identification of novel therapeutic targets.
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spelling oxford-uuid:849f489e-1893-4029-8ba2-3282561a87092022-03-26T21:52:13ZMoving on out: transport and packaging of influenza viral RNA into virionsJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:849f489e-1893-4029-8ba2-3282561a8709Symplectic Elements at OxfordAnnual Reviews2016Fodor, ELakdawala, SSubbarao, KInfluenza A viruses bear a segmented single stranded negative sense RNA genome that is replicated in the nucleus and the newly synthesized viral (v) RNA segments are exported from the nucleus and transported to the plasma membrane for packaging into progeny virions. Influenza viruses exploit many host proteins during these events and this is the portion of the viral life cycle when genetic reassortment among influenza viruses occurs, that allows influenza A viruses to expand their host range, virulence, and pandemic potential. We review recent studies on the export of vRNAs from the nucleus, their transport through the cytoplasm and packaging into progeny virus particles. Understanding these events and the constraints on genetic reassortment has implications for assessment of pandemic potential of newly emerged influenza viruses, vaccine production, viral fitness, and identification of novel therapeutic targets.
spellingShingle Fodor, E
Lakdawala, S
Subbarao, K
Moving on out: transport and packaging of influenza viral RNA into virions
title Moving on out: transport and packaging of influenza viral RNA into virions
title_full Moving on out: transport and packaging of influenza viral RNA into virions
title_fullStr Moving on out: transport and packaging of influenza viral RNA into virions
title_full_unstemmed Moving on out: transport and packaging of influenza viral RNA into virions
title_short Moving on out: transport and packaging of influenza viral RNA into virions
title_sort moving on out transport and packaging of influenza viral rna into virions
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AT lakdawalas movingonouttransportandpackagingofinfluenzaviralrnaintovirions
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