2017
Aging impairs both primary and secondary RIG-I signaling for interferon induction in human monocytes
Molony RD, Nguyen JT, Kong Y, Montgomery RR, Shaw AC, Iwasaki A. Aging impairs both primary and secondary RIG-I signaling for interferon induction in human monocytes. Science Signaling 2017, 10 PMID: 29233916, PMCID: PMC6429941, DOI: 10.1126/scisignal.aan2392.Peer-Reviewed Original ResearchConceptsType I IFNsI IFNsI interferonOlder adultsIFN inductionRetinoic acid-inducible gene IAcid-inducible gene IHealthy human donorsType I interferonRespiratory influenzaProinflammatory cytokinesVirus infectionType I IFN genesAdult monocytesAntiviral resistanceTranscription factor IRF8IFN responseHuman donorsMonocytesIncreased proteasomal degradationHuman monocytesYoung adultsIRF8 expressionIAV RNAInfected cells
2016
Two interferon-independent double-stranded RNA-induced host defense strategies suppress the common cold virus at warm temperature
Foxman EF, Storer JA, Vanaja K, Levchenko A, Iwasaki A. Two interferon-independent double-stranded RNA-induced host defense strategies suppress the common cold virus at warm temperature. Proceedings Of The National Academy Of Sciences Of The United States Of America 2016, 113: 8496-8501. PMID: 27402752, PMCID: PMC4968739, DOI: 10.1073/pnas.1601942113.Peer-Reviewed Original ResearchConceptsIFN-independent mechanismsEpithelial cellsHost defense strategiesHost cell deathIFN inductionHuman bronchial epithelial cellsReduced virus productionCommon cold virusInfected epithelial cellsB-cell lymphoma 2 (Bcl-2) overexpressionBronchial epithelial cellsDiverse stimuliViral replicationAntiviral pathwaysCell deathH1-HeLa cellsTemperature-dependent replicationCell typesSingle replication cycleTemperature-dependent growthReplication cycleWarmer temperaturesCool temperaturesDefense strategiesType 1 IFN response
2015
Toll-like receptor 9 trafficking and signaling for type I interferons requires PIKfyve activity
Hayashi K, Sasai M, Iwasaki A. Toll-like receptor 9 trafficking and signaling for type I interferons requires PIKfyve activity. International Immunology 2015, 27: 435-445. PMID: 25925170, PMCID: PMC4560039, DOI: 10.1093/intimm/dxv021.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell LineCell MembraneDendritic CellsDNA-Binding ProteinsEndosomesInterferon Type ILysosomal Membrane ProteinsMiceMice, Inbred C57BLPhosphatidylinositol 3-KinasesProtein TransportSignal TransductionToll-Like Receptor 7Toll-Like Receptor 9Transcription FactorsVesicle-Associated Membrane Protein 3ConceptsDifferent dendritic cell subsetsIFN inductionDendritic cell subsetsInduction of cytokinesType I IFN inductionType I IFNType I interferonI IFN inductionViral nucleic acidsAnti-viral programsTLR9 traffickingCell subsetsTLR9 signalsI IFNI interferonInhibitor treatmentDistinct subcellular membranesRAW264.7 cellsType I interferon (IFN) genesTLR9Distinct endosomal compartmentsInterferon genesTLR traffickingConfocal microscopyInductionTemperature-dependent innate defense against the common cold virus limits viral replication at warm temperature in mouse airway cells
Foxman EF, Storer JA, Fitzgerald ME, Wasik BR, Hou L, Zhao H, Turner PE, Pyle AM, Iwasaki A. Temperature-dependent innate defense against the common cold virus limits viral replication at warm temperature in mouse airway cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: 827-832. PMID: 25561542, PMCID: PMC4311828, DOI: 10.1073/pnas.1411030112.Peer-Reviewed Original ResearchConceptsAirway cellsCommon cold virusViral replicationIFN inductionRecombinant type I IFNMouse airway epithelial cellsCold virusAirway epithelial cellsInduction of ISGsType I IFNPrimary airway cellsCore body temperatureType IAntiviral defense responseLike receptorsI IFNNasal cavityMAVS proteinHuman rhinovirusSustained increaseInnate defensePoly IGenetic deficiencyRobust inductionRhinovirus
2014
Common Genetic Variants Modulate Pathogen-Sensing Responses in Human Dendritic Cells
Lee MN, Ye C, Villani AC, Raj T, Li W, Eisenhaure TM, Imboywa SH, Chipendo PI, Ran FA, Slowikowski K, Ward LD, Raddassi K, McCabe C, Lee MH, Frohlich IY, Hafler DA, Kellis M, Raychaudhuri S, Zhang F, Stranger BE, Benoist CO, De Jager PL, Regev A, Hacohen N. Common Genetic Variants Modulate Pathogen-Sensing Responses in Human Dendritic Cells. Science 2014, 343: 1246980. PMID: 24604203, PMCID: PMC4124741, DOI: 10.1126/science.1246980.Peer-Reviewed Original ResearchMeSH KeywordsAdultAutoimmune DiseasesCommunicable DiseasesDendritic CellsEscherichia coliFemaleGene-Environment InteractionGenetic LociGenome-Wide Association StudyHEK293 CellsHost-Pathogen InteractionsHumansInfluenza A virusInterferon Regulatory Factor-7Interferon-betaLipopolysaccharidesMaleMiddle AgedPolymorphism, Single NucleotideQuantitative Trait LociSTAT Transcription FactorsTranscriptomeYoung AdultConceptsGenetic variationPathogen-responsive genesHuman genetic variationGenetic variantsIRF transcription factorsCommon genetic variantsType I IFN inductionFunctional annotationExpression responsesTranscription factorsI IFN inductionCausal variantsPathogen sensingEnvironmental stimuliComplex diseasesCommon variantsCommon allelesIFN inductionComputational approachVariantsCellsInductionGenesInterindividual variationSTAT
2011
Characterization of HCV Interactions with Toll-Like Receptors and RIG-I in Liver Cells
Eksioglu E, Zhu H, Bayouth L, Bess J, Liu H, Nelson D, Liu C. Characterization of HCV Interactions with Toll-Like Receptors and RIG-I in Liver Cells. PLOS ONE 2011, 6: e21186. PMID: 21695051, PMCID: PMC3117876, DOI: 10.1371/journal.pone.0021186.Peer-Reviewed Original ResearchMeSH KeywordsCell DeathCell Line, TumorDEAD Box Protein 58DEAD-box RNA HelicasesDown-RegulationHepacivirusHost-Pathogen InteractionsHumansInterferon-betaLiverProtein BindingReceptors, ImmunologicSignal TransductionTNF-Related Apoptosis-Inducing LigandToll-Like ReceptorsViral Envelope ProteinsVirus ReplicationConceptsHuh7.5 cellsViral replicationHCV chronic patientsExpression of TLR3Toll-like receptorsHCV envelope proteinsExpression levelsRIG-I expressionHCV interactionChronic patientsHCVTRAIL pathwayViral escapeViral infectionInnate immunityViral pathogenesisTLR3Induction of apoptosisAntiviral stateIFN inductionLow expression levelsLiver cellsLH86Envelope proteinIFN
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