2019
DOI: 10.1002/jmv.25483
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Long noncoding RNA TSPOAP1 antisense RNA 1 negatively modulates type I IFN signaling to facilitate influenza A virus replication

Abstract: Although the expression of thousands of host long noncoding RNAs (lncRNAs) can be regulated by viral infection, the number of lncRNAs with experimentally verified function is limited. In this study, the expression of host lncRNA TSPOAP1-AS1 was significantly induced by influenza A virus (IAV) infection in a dose-and time-dependent manner. Polyinosine-polycytidylic acid (poly (I:C)), a synthetic analog of doublestranded RNA, also increased TSPOAP1-AS1 expression. RNA fractionation revealed that TSPOAP1-AS1 was … Show more

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Cited by 29 publications
(29 citation statements)
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“…The ceRNA network indicates that lncRNA may contain bladder cancer-related microRNA (miRNA) recognition elements [ 36 ]. The expression of host lncRNA TSPOAP1-AS1 was significantly induced by influenza A virus (IAV) infection [ 37 ]. Giulietti et al performed a survival analysis and identified TSPOAP1-AS1 as prognostic biomarkers for pancreatic cancer [ 38 ].…”
Section: Discussionmentioning
confidence: 99%
“…The ceRNA network indicates that lncRNA may contain bladder cancer-related microRNA (miRNA) recognition elements [ 36 ]. The expression of host lncRNA TSPOAP1-AS1 was significantly induced by influenza A virus (IAV) infection [ 37 ]. Giulietti et al performed a survival analysis and identified TSPOAP1-AS1 as prognostic biomarkers for pancreatic cancer [ 38 ].…”
Section: Discussionmentioning
confidence: 99%
“…As a general rule, lncRNAs whose expression is altered by the antiviral pathways should show deregulation in response to infection with several other viruses, and/or in response to treatment with IFN and/or different PAMPs. This is the case of lncRNA TSPOAP1-AS1 (TSPOAP1 antisense RNA 1) and MIR155HG (miRNA-155 host gene), upregulated in response to infection with influenza and other viruses and by the dsRNA mimic pI:C (lncRNA TSPOAP1-AS1) [85,86]. Interestingly, lncRNA TSPOAP1-AS1 inhibits IFNβ and ISG transcription, playing a proviral role, whereas MIR155HG functions as an antiviral by inhibiting PTP1B (protein tyrosine phosphatase 1B), resulting in higher production of IFNβ and several ISGs.…”
Section: Lncrnas That Affect the Antiviral Responsementioning
confidence: 99%
“…In support of the positive role of NRAV in influenza virus replication, ectopic expression of human NRAV in mice renders them more susceptible to IAV infection, including faster body weight loss, lower survival, and higher lung viral titre in NRAV transgenic mice compared with wild-type littermates [ 46 ]. Another lncRNA TSPOAP1-AS1 is upregulated by IAV infection in a dose- and time-dependent manner [ 47 ]. TSPOAP1-AS1 promotes IAV replication by suppressing IAV-induced IFNb1 transcription, interferon-sensitive response element (ISRE) activation, and downstream ISGs expression [ 47 ].…”
Section: Roles Of Lncrnas In Influenza Virus Infectionmentioning
confidence: 99%
“…Another lncRNA TSPOAP1-AS1 is upregulated by IAV infection in a dose- and time-dependent manner [ 47 ]. TSPOAP1-AS1 promotes IAV replication by suppressing IAV-induced IFNb1 transcription, interferon-sensitive response element (ISRE) activation, and downstream ISGs expression [ 47 ]. lnc-MxA facilitates the replication of IAV by forming an RNA–DNA triplex with the IFN-β promoter, interfering with the enrichment of IRF3 and p65 at the IFN-β promoter and thus negatively regulating the transcription of IFN-β.…”
Section: Roles Of Lncrnas In Influenza Virus Infectionmentioning
confidence: 99%