2018
The interaction between IKKα and LC3 promotes type I interferon production through the TLR9-containing LAPosome
Hayashi K, Taura M, Iwasaki A. The interaction between IKKα and LC3 promotes type I interferon production through the TLR9-containing LAPosome. Science Signaling 2018, 11 PMID: 29717061, PMCID: PMC6462218, DOI: 10.1126/scisignal.aan4144.Peer-Reviewed Original ResearchConceptsInterferon regulatory factor 7Autophagy protein LC3Type I IFN productionI interferonI IFN productionMicrotubule-associated proteinsPutative LC3Type I interferon productionEndosomal vesiclesAutophagosome formationNoncanonical autophagyToll-like receptor 9Production of IFNStimulation of TLR9Regulatory factor 7Protein LC3Direct bindingI interferon productionIFN productionEndosomesChain 3Type I interferonKinase IKKαLC3Lap formation
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 ILysosome-Associated Membrane GlycoproteinsMiceMice, 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 microscopyInduction
2013
Toll-Like Receptor 9 in Plasmacytoid Dendritic Cells Fails To Detect Parvoviruses
Mattei LM, Cotmore SF, Li L, Tattersall P, Iwasaki A. Toll-Like Receptor 9 in Plasmacytoid Dendritic Cells Fails To Detect Parvoviruses. Journal Of Virology 2013, 87: 3605-3608. PMID: 23302877, PMCID: PMC3592163, DOI: 10.1128/jvi.03155-12.Peer-Reviewed Original Research
2012
Noncanonical Autophagy Is Required for Type I Interferon Secretion in Response to DNA-Immune Complexes
Henault J, Martinez J, Riggs JM, Tian J, Mehta P, Clarke L, Sasai M, Latz E, Brinkmann MM, Iwasaki A, Coyle AJ, Kolbeck R, Green DR, Sanjuan MA. Noncanonical Autophagy Is Required for Type I Interferon Secretion in Response to DNA-Immune Complexes. Immunity 2012, 37: 986-997. PMID: 23219390, PMCID: PMC3786711, DOI: 10.1016/j.immuni.2012.09.014.Peer-Reviewed Original ResearchConceptsToll-like receptor 9Adaptor protein 3Plasmacytoid dendritic cellsDNA-containing immune complexesI interferonPathogenic DNAMicrotubule-associated proteinsType I interferon secretionIFN-α productionDNA immune complexesPreinitiation complexType I interferonAnti-DNA autoantibodiesNoncanonical autophagyAutophagic pathwayHost DNADendritic cellsAutoimmune disordersReceptor 9Interferon secretionChain 3Immune complexesProtein 3DNAInterferon
2010
Bifurcation of Toll-Like Receptor 9 Signaling by Adaptor Protein 3
Sasai M, Linehan MM, Iwasaki A. Bifurcation of Toll-Like Receptor 9 Signaling by Adaptor Protein 3. Science 2010, 329: 1530-1534. PMID: 20847273, PMCID: PMC3063333, DOI: 10.1126/science.1187029.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Protein Complex 3Adaptor Protein Complex beta SubunitsAnimalsCells, CulturedCytokinesCytoplasmic VesiclesDendritic CellsEndosomesInterferon Regulatory Factor-7Interferon Type ILysosomal-Associated Membrane Protein 2MacrophagesMembrane Transport ProteinsMiceMice, Inbred C57BLMyeloid Differentiation Factor 88OligodeoxyribonucleotidesProtein TransportRecombinant Fusion ProteinsSignal TransductionTNF Receptor-Associated Factor 3Toll-Like Receptor 9Transcriptional ActivationVesicle-Associated Membrane Protein 3ConceptsI interferonTLR9 signalsEndosomal Toll-like receptors 7Toll-like receptor 9 signalingToll-like receptor 7Protein 3Type I IFNsDependent proinflammatory cytokinesInterferon regulatory factor 7I IFNsProinflammatory cytokine genesType I interferonNuclear factor κBRegulatory factor 7Viral nucleic acidsProinflammatory cytokinesReceptor 7Factor κBCytokine genesTLR9Adaptor protein 3Intracellular mechanismsFactor 7Viral pathogensReceptor trafficking
2006
Cutting Edge: Plasmacytoid Dendritic Cells Provide Innate Immune Protection against Mucosal Viral Infection In Situ
Lund JM, Linehan MM, Iijima N, Iwasaki A. Cutting Edge: Plasmacytoid Dendritic Cells Provide Innate Immune Protection against Mucosal Viral Infection In Situ. The Journal Of Immunology 2006, 177: 7510-7514. PMID: 17114418, DOI: 10.4049/jimmunol.177.11.7510.Peer-Reviewed Original ResearchConceptsMucosal viral infectionsPlasmacytoid dendritic cellsPlasmacytoid DCsDendritic cellsViral infectionGenital HSV-2 infectionHSV-2 infectionLocal viral replicationAntiviral effector cellsInnate immune protectionTLR9-dependent mannerType I IFNsType I IFNPeripheral mucosaPowerful APCsTh1 immunityEffector cellsImmune protectionNaive lymphocytesAdaptive immunityI IFNsI IFNVaginal mucosaViral replicationInnate defenseDual recognition of herpes simplex viruses by TLR2 and TLR9 in dendritic cells
Sato A, Linehan MM, Iwasaki A. Dual recognition of herpes simplex viruses by TLR2 and TLR9 in dendritic cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 17343-17348. PMID: 17085599, PMCID: PMC1859932, DOI: 10.1073/pnas.0605102103.Peer-Reviewed Original ResearchConceptsToll-like receptorsHerpes simplex virusMultiple Toll-like receptorsDendritic cellsSimplex virusBone marrow-derived dendritic cellsMarrow-derived dendritic cellsMultiple pathogen-associated molecular patternsPrimary clinical isolatesIL-12 secretionConventional dendritic cellsSame dendritic cellInnate immune systemPathogen-associated molecular patternsViral infection resultsProinflammatory cytokinesSurface TLR2IL-6Infection resultsTLR2TLR9Viral recognitionImmune systemClinical isolatesAdditional agonists
2003
Toll-like Receptor 9–mediated Recognition of Herpes Simplex Virus-2 by Plasmacytoid Dendritic Cells
Lund J, Sato A, Akira S, Medzhitov R, Iwasaki A. Toll-like Receptor 9–mediated Recognition of Herpes Simplex Virus-2 by Plasmacytoid Dendritic Cells. Journal Of Experimental Medicine 2003, 198: 513-520. PMID: 12900525, PMCID: PMC2194085, DOI: 10.1084/jem.20030162.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAnimalsAntigens, DifferentiationBone Marrow CellsCpG IslandsDendritic CellsDNA-Binding ProteinsEndosomesFemaleHerpesvirus 2, HumanHumansInterferon-alphaMaleMiceMice, Inbred StrainsMice, KnockoutMyeloid Differentiation Factor 88Receptors, Cell SurfaceReceptors, ImmunologicSignal TransductionToll-Like Receptor 9ConceptsHerpes simplex virus 2Plasmacytoid dendritic cellsIFN-alpha secretionToll-like receptorsSimplex virus 2Dendritic cellsIFN-alphaI interferonToll-like receptor 9Virus 2Adaptor molecule MyD88Type I interferonHSV-2 DNADose-dependent mannerMouse bone marrowMolecule MyD88Receptor 9Knockout miceBone marrowTLR9Potent secretorsSecretionOligonucleotide treatmentVirus recognitionBafilomycin A1