2012
Autophagy and selective deployment of Atg proteins in antiviral defense
Yordy B, Tal MC, Hayashi K, Arojo O, Iwasaki A. Autophagy and selective deployment of Atg proteins in antiviral defense. International Immunology 2012, 25: 1-10. PMID: 23042773, PMCID: PMC3534236, DOI: 10.1093/intimm/dxs101.Peer-Reviewed Original ResearchConceptsAutophagy machineryAtg proteinsAntiviral defenseViral pathogen-associated molecular patternsPathogen-associated molecular patternsEukaryotic cellsCellular homeostasisCanonical autophagyViral replication sitesMajor histocompatibility complex presentationIntracellular transportAntiviral proteinCytosolic componentsRegulatory functionsEndolysosomal compartmentsReplication sitesAutophagyMachineryMolecular patternsDiverse repertoireIntracellular materialProteinToll-like receptorsViral antigen processingSelective targetingAdaptor Protein-3 in Dendritic Cells Facilitates Phagosomal Toll-like Receptor Signaling and Antigen Presentation to CD4+ T Cells
Mantegazza AR, Guttentag SH, El-Benna J, Sasai M, Iwasaki A, Shen H, Laufer TM, Marks MS. Adaptor Protein-3 in Dendritic Cells Facilitates Phagosomal Toll-like Receptor Signaling and Antigen Presentation to CD4+ T Cells. Immunity 2012, 36: 782-794. PMID: 22560444, PMCID: PMC3361531, DOI: 10.1016/j.immuni.2012.02.018.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Protein Complex 3AnimalsAntigen PresentationAntigensCD4-Positive T-LymphocytesCell DifferentiationCell MembraneCells, CulturedDendritic CellsEndocytosisHistocompatibility Antigens Class IILigandsListeria monocytogenesListeriosisMiceMice, Inbred C57BLMice, TransgenicMyeloid Differentiation Factor 88OvalbuminPeptidesPhagocytosisPhagosomesSignal TransductionTh1 CellsToll-Like ReceptorsConceptsToll-like receptor signalingDendritic cellsAntigen presentationAdaptor protein 3Protein 3Receptor signalingMHC-II presentationEffector cell functionListeria monocytogenes infectionTLR ligandsMonocytogenes infectionTLR4 recruitmentT cellsCell activationIntracellular storesPhagolysosome maturationCell functionPearl miceReceptor-mediated endocytosisAntigenPresentationMolecular mechanismsPhagosomesCell surfaceSignaling
2011
CD4+ T cells support cytotoxic T lymphocyte priming by controlling lymph node input
Kumamoto Y, Mattei LM, Sellers S, Payne GW, Iwasaki A. CD4+ T cells support cytotoxic T lymphocyte priming by controlling lymph node input. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 8749-8754. PMID: 21555577, PMCID: PMC3102372, DOI: 10.1073/pnas.1100567108.Peer-Reviewed Original ResearchConceptsT cellsDendritic cellsCytotoxic T-lymphocyte primingT lymphocyte responsesAntigen-specific CTLsT lymphocyte primingSecondary lymphoid organsT cell helpCD40-dependent mannerNaïve B cellsCognate CTLsAcute infectionLymph nodesLymphocyte primingLymphocyte responsesLymphocyte recruitmentCTL expansionLymphoid organsImmune responseNaïve precursorsB cellsImmune systemReactive LNsIntracellular pathogensInfection
2010
CD8+ T Cell Responses following Replication-Defective Adenovirus Serotype 5 Immunization Are Dependent on CD11c+ Dendritic Cells but Show Redundancy in Their Requirement of TLR and Nucleotide-Binding Oligomerization Domain-Like Receptor Signaling
Lindsay RW, Darrah PA, Quinn KM, Wille-Reece U, Mattei LM, Iwasaki A, Kasturi SP, Pulendran B, Gall JG, Spies AG, Seder RA. CD8+ T Cell Responses following Replication-Defective Adenovirus Serotype 5 Immunization Are Dependent on CD11c+ Dendritic Cells but Show Redundancy in Their Requirement of TLR and Nucleotide-Binding Oligomerization Domain-Like Receptor Signaling. The Journal Of Immunology 2010, 185: 1513-1521. PMID: 20610651, DOI: 10.4049/jimmunol.1000338.Peer-Reviewed Original ResearchMeSH KeywordsAdenoviruses, HumanAnimalsAntigen PresentationCD11c AntigenCD8-Positive T-LymphocytesDefective VirusesDendritic CellsImmunity, InnateImmunophenotypingInterferon Type IInterleukin-12Intracellular Signaling Peptides and ProteinsLymph NodesMiceMice, Inbred C57BLMice, KnockoutOligodeoxyribonucleotidesSignal TransductionToll-Like ReceptorsViral VaccinesVirionConceptsT cell responsesCD8 T cell responsesDendritic cellsCell responsesRAd5 immunizationCD8 responsesDC subsetsInnate cytokinesOligomerization domain-like receptor protein 3Domain-like receptor protein 3OT-I CD8 T cellsCD4 T cell responsesCD8 T cell proliferationNucleotide-Binding Oligomerization DomainReplication-defective adenovirus serotype 5Plasmacytoid dendritic cellsReceptor protein 3CD8 T cellsDistinct DC subsetsT cell immunityApoptosis-associated speck-like proteinPre-existing immunityT cell proliferationLike receptor signalingType I IFNIn Vivo Requirement for Atg5 in Antigen Presentation by Dendritic Cells
Lee HK, Mattei LM, Steinberg BE, Alberts P, Lee YH, Chervonsky A, Mizushima N, Grinstein S, Iwasaki A. In Vivo Requirement for Atg5 in Antigen Presentation by Dendritic Cells. Immunity 2010, 32: 227-239. PMID: 20171125, PMCID: PMC2996467, DOI: 10.1016/j.immuni.2009.12.006.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen PresentationAutophagy-Related Protein 5Cells, CulturedDendritic CellsFemaleHerpes SimplexHerpesvirus 2, HumanHistocompatibility Antigens Class IILymphocyte ActivationMiceMice, Inbred C57BLMice, KnockoutMicrotubule-Associated ProteinsRadiation ChimeraRNA, Small InterferingConceptsMHC-II presentationMHC class IIDendritic cellsAntigen presentationClass IIHerpes simplex virus infectionToll-like receptor stimuliT cell primingSimplex virus infectionCell primingAbsence of ATG5Microbial antigensVirus infectionMHC ICytosolic antigensConditional deletionAntigenReceptor stimuliAutophagic machineryKey autophagy genesRapid diseasePresentationATG5Lysosome fusionAutophagy genes
2009
Differential roles of migratory and resident DCs in T cell priming after mucosal or skin HSV-1 infection
Lee HK, Zamora M, Linehan MM, Iijima N, Gonzalez D, Haberman A, Iwasaki A. Differential roles of migratory and resident DCs in T cell priming after mucosal or skin HSV-1 infection. Journal Of Experimental Medicine 2009, 206: 359-370. PMID: 19153243, PMCID: PMC2646574, DOI: 10.1084/jem.20080601.Peer-Reviewed Original ResearchConceptsResident dendritic cellsCD8 T cellsDendritic cellsHSV-1 infectionT cellsEpicutaneous infectionAntigen presentationLymph node-resident dendritic cellsHSV-specific T cellsCD4 T cell responsesNeedle injectionHerpes simplex virus 1 (HSV-1) infectionSimplex virus 1 infectionT cell primingT cell responsesVirus-1 infectionMode of infectionDC populationsCell primingVaginal infectionsImmune responseMucosal tissuesMucosal surfacesHSV-1Cell responses
2007
Mucosal Dendritic Cells
Iwasaki A. Mucosal Dendritic Cells. Annual Review Of Immunology 2007, 25: 381-418. PMID: 17378762, DOI: 10.1146/annurev.immunol.25.022106.141634.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen PresentationDendritic CellsHomeostasisHumansImmunity, InnateImmunity, MucosalMucous MembraneConceptsMucosal dendritic cellsDendritic cellsMucosal surfacesSpecialized dendritic cellsRobust protective immunityAdaptive immune systemMucus-secreting cellsProtective immunityEnvironmental antigensMucosal barrierCommensal floraImmune systemEpithelial cellsRecognition of microorganismsAntigenAppropriate local responsesCellsVital functionsResponsePathogensAbsence of pathogensExcretionImmunityDivision of Labor by Dendritic Cells
Iwasaki A. Division of Labor by Dendritic Cells. Cell 2007, 128: 435-436. PMID: 17289563, DOI: 10.1016/j.cell.2007.01.024.Peer-Reviewed Original Research
2006
Dendritic cells at the host-pathogen interface
Colonna M, Pulendran B, Iwasaki A. Dendritic cells at the host-pathogen interface. Nature Immunology 2006, 7: 117-120. PMID: 16424884, DOI: 10.1038/ni0206-117.Peer-Reviewed Original ResearchThe Use of Bone Marrow-Chimeric Mice in Elucidating Immune Mechanisms
Iwasaki A. The Use of Bone Marrow-Chimeric Mice in Elucidating Immune Mechanisms. Methods In Molecular Medicine 2006, 127: 281-292. PMID: 16988461, DOI: 10.1385/1-59745-168-1:281.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen PresentationBone Marrow TransplantationHematopoiesisLymphocytesMiceTransplantation ChimeraVaccines, DNAWhole-Body Irradiation
2003
CD11b+ Peyer’s Patch Dendritic Cells Secrete IL-6 and Induce IgA Secretion from Naive B Cells
Sato A, Hashiguchi M, Toda E, Iwasaki A, Hachimura S, Kaminogawa S. CD11b+ Peyer’s Patch Dendritic Cells Secrete IL-6 and Induce IgA Secretion from Naive B Cells. The Journal Of Immunology 2003, 171: 3684-3690. PMID: 14500666, DOI: 10.4049/jimmunol.171.7.3684.Peer-Reviewed Original ResearchConceptsPP dendritic cellsNaive B cellsDendritic cellsIL-6B cellsIgA secretionDC subsetsIgA productionPeyer's patch dendritic cellsSecrete IL-6Exogenous IL-6Cell coculture systemDC populationsLymphoid organsCytokine secretionAb productionT cellsHigh levelsSpleenSecretionCoculture systemCellsIgAUnique roleDistinct capacitiesVaginal Submucosal Dendritic Cells, but Not Langerhans Cells, Induce Protective Th1 Responses to Herpes Simplex Virus-2
Zhao X, Deak E, Soderberg K, Linehan M, Spezzano D, Zhu J, Knipe DM, Iwasaki A. Vaginal Submucosal Dendritic Cells, but Not Langerhans Cells, Induce Protective Th1 Responses to Herpes Simplex Virus-2. Journal Of Experimental Medicine 2003, 197: 153-162. PMID: 12538655, PMCID: PMC2193810, DOI: 10.1084/jem.20021109.Peer-Reviewed Original ResearchConceptsSubmucosal dendritic cellsDendritic cellsLymph nodesHSV-2T cellsIFNgamma secretionLangerhans cellsVaginal mucosaHerpes simplex virus type 2 infectionSimplex virus type 2 infectionViral peptidesProtective Th1 immune responseVirus type 2 infectionHerpes simplex virus 2Genital mucosal surfacesHSV-2 infectionProtective Th1 responseTh1 immune responseMHC class II moleculesProtective Th1 immunityAntigen-presenting cellsType 2 infectionSimplex virus 2Class II moleculesDC populations
1999
Freshly Isolated Peyer's Patch, but Not Spleen, Dendritic Cells Produce Interleukin 10 and Induce the Differentiation of T Helper Type 2 Cells
Iwasaki A, Kelsall B. Freshly Isolated Peyer's Patch, but Not Spleen, Dendritic Cells Produce Interleukin 10 and Induce the Differentiation of T Helper Type 2 Cells. Journal Of Experimental Medicine 1999, 190: 229-240. PMID: 10432286, PMCID: PMC2195574, DOI: 10.1084/jem.190.2.229.Peer-Reviewed Original ResearchConceptsPP dendritic cellsDendritic cellsNaive T cellsPeyer's patchesT cellsIL-10DC populationsImmune responseT cell receptor transgenic miceAllogeneic T cell proliferationT helper type 2 cellsT helper cell responsesMajor histocompatibility complex (MHC) class II moleculesIsolated Peyer's patchesSurface phenotypic analysisVivo dendritic cellsHelper cell responsesIL-10 secretionPrime T cellsDistinct immune responsesReceptor transgenic miceAntigen-presenting cellsIFN-gamma productionProduction of interleukinT cell proliferationEpitope-specific cytotoxic T lymphocyte induction by minigene DNA immunization
Iwasaki A, Dela Cruz C, Young A, Barber B. Epitope-specific cytotoxic T lymphocyte induction by minigene DNA immunization. Vaccine 1999, 17: 2081-2088. PMID: 10217610, DOI: 10.1016/s0264-410x(98)00411-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, ViralAntigen PresentationBiolisticsCytokinesEpitopes, T-LymphocyteFemaleGenes, ViralHistocompatibility Antigens Class IInjections, IntramuscularMiceMice, Inbred StrainsNucleocapsid ProteinsNucleoproteinsOrthomyxoviridaeOrthomyxoviridae InfectionsPeptide FragmentsPlasmidsProtein Sorting SignalsRecombinant ProteinsRNA-Binding ProteinsT-Lymphocytes, CytotoxicTumor Cells, CulturedVaccines, DNAViral Core ProteinsConceptsCTL responsesCytotoxic T lymphocyte inductionEpitope-specific CTL responsesT lymphocyte responsesT lymphocyte inductionPlasmid DNA vaccineFull-length antigenLymphocyte responsesIL-12Lymphocyte inductionAntibody responseDNA immunizationDNA vaccineGene gun bombardmentPotent antibodiesGM-CSFCytokine combinationsNeedle injectionInfluenza virusSkeletal muscleSkin epidermisNucleoproteinMinimal effectResponseImmunization