Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors

One big threat from influenza A viruses (IAVs) is that novel viruses emerge from mutation alongside reassortment. Some of them have gained the capability to transmit into human from the avian reservoir. Understanding the molecular events and the involved factors in breaking the cross-species barrier...

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Main Authors: Miaomiao Zhang, Mingbin Liu, Shimeng Bai, Chen Zhao, Zejun Li, Jianqing Xu, Xiaoyan Zhang
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-11-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmicb.2021.777885/full
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author Miaomiao Zhang
Miaomiao Zhang
Mingbin Liu
Shimeng Bai
Chen Zhao
Zejun Li
Jianqing Xu
Xiaoyan Zhang
author_facet Miaomiao Zhang
Miaomiao Zhang
Mingbin Liu
Shimeng Bai
Chen Zhao
Zejun Li
Jianqing Xu
Xiaoyan Zhang
author_sort Miaomiao Zhang
collection DOAJ
description One big threat from influenza A viruses (IAVs) is that novel viruses emerge from mutation alongside reassortment. Some of them have gained the capability to transmit into human from the avian reservoir. Understanding the molecular events and the involved factors in breaking the cross-species barrier holds important implication for the surveillance and prevention of potential influenza outbreaks. In this review, we summarize recent progresses, including several ground-breaking findings, in how the interaction between host and viral factors, exemplified by the PB2 subunit of the influenza virus RNA polymerase co-opting host ANP32 protein to facilitate transcription and replication of the viral genome, shapes the evolution of IAVs from host specificity to cross-species infection.
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spelling doaj.art-a3a5825221cd42bd8cf83fac15fd736b2022-12-21T20:38:08ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2021-11-011210.3389/fmicb.2021.777885777885Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host FactorsMiaomiao Zhang0Miaomiao Zhang1Mingbin Liu2Shimeng Bai3Chen Zhao4Zejun Li5Jianqing Xu6Xiaoyan Zhang7Scientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaShanghai Veterinary Research Institute, Chinese Academic of Agricultural Sciences & Animal Influenza Virus Evolution and Pathogenesis Innovation Team of the Agricultural Science and Technology Innovation Team, Shanghai, ChinaScientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaScientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaScientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaShanghai Veterinary Research Institute, Chinese Academic of Agricultural Sciences & Animal Influenza Virus Evolution and Pathogenesis Innovation Team of the Agricultural Science and Technology Innovation Team, Shanghai, ChinaScientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaScientific Research Center, Shanghai Public Health Clinical Center & Institutes of Biomedical Sciences, Key Laboratory of Medical Molecular Virology of Ministry of Education/Health, Shanghai Medical College, Fudan University, Shanghai, ChinaOne big threat from influenza A viruses (IAVs) is that novel viruses emerge from mutation alongside reassortment. Some of them have gained the capability to transmit into human from the avian reservoir. Understanding the molecular events and the involved factors in breaking the cross-species barrier holds important implication for the surveillance and prevention of potential influenza outbreaks. In this review, we summarize recent progresses, including several ground-breaking findings, in how the interaction between host and viral factors, exemplified by the PB2 subunit of the influenza virus RNA polymerase co-opting host ANP32 protein to facilitate transcription and replication of the viral genome, shapes the evolution of IAVs from host specificity to cross-species infection.https://www.frontiersin.org/articles/10.3389/fmicb.2021.777885/fullinfluenza A virushost specificitypathogenesishost factorsPB2
spellingShingle Miaomiao Zhang
Miaomiao Zhang
Mingbin Liu
Shimeng Bai
Chen Zhao
Zejun Li
Jianqing Xu
Xiaoyan Zhang
Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
Frontiers in Microbiology
influenza A virus
host specificity
pathogenesis
host factors
PB2
title Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
title_full Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
title_fullStr Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
title_full_unstemmed Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
title_short Influenza A Virus–Host Specificity: An Ongoing Cross-Talk Between Viral and Host Factors
title_sort influenza a virus host specificity an ongoing cross talk between viral and host factors
topic influenza A virus
host specificity
pathogenesis
host factors
PB2
url https://www.frontiersin.org/articles/10.3389/fmicb.2021.777885/full
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