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Mouse hepatitis virus does not induce Beta interferon synthesis and does not inhibit its induction by double-stranded RNA
Journal article   Open access   Peer reviewed

Mouse hepatitis virus does not induce Beta interferon synthesis and does not inhibit its induction by double-stranded RNA

Haixia Zhou and Stanley Perlman
Journal of virology, Vol.81(2), pp.568-574
01/2007
DOI: 10.1128/JVI.01512-06
PMCID: PMC1797428
PMID: 17079305
url
https://europepmc.org/articles/pmc1797428View
Published (Version of record) Open Access

Abstract

Mouse hepatitis virus (MHV) does not induce interferon (IFN) production in fibroblasts or bone marrow-derived dendritic cells. In this report, we show that the essential IFN-beta transcription factors NF-kappaB and IFN regulatory factor 3 are not activated for nuclear translocation and gene induction during infection. However, MHV was unable to inhibit the activation of these factors and subsequent IFN-beta production induced by poly(I:C). Further, MHV infection did not inhibit IFN-beta production mediated by known host pattern recognition receptors (PRRs) (RIG-I, Mda-5, and TLR3). These results are consistent with the notion that double-stranded RNA, produced during MHV infection, is not accessible to cellular PRRs.
Humans Transcriptional Activation NF-kappa B - metabolism Interferon Regulatory Factor-3 - genetics Interferon-Induced Helicase, IFIH1 Murine hepatitis virus - immunology Membrane Proteins - metabolism RNA, Double-Stranded - metabolism Toll-Like Receptor 3 - genetics DEAD-box RNA Helicases - metabolism Cell Line Poly I-C - pharmacology Membrane Proteins - genetics Gene Expression Regulation Interferon-beta - biosynthesis Murine hepatitis virus - pathogenicity Toll-Like Receptor 3 - metabolism Nerve Tissue Proteins - genetics Nerve Tissue Proteins - metabolism DEAD-box RNA Helicases - genetics Animals NF-kappa B - genetics RNA, Double-Stranded - genetics RNA, Double-Stranded - immunology Interferon Regulatory Factor-3 - metabolism Mice Murine hepatitis virus - classification

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