2024
Exploring new perspectives in immunology
Medzhitov R, Iwasaki A. Exploring new perspectives in immunology. Cell 2024, 187: 2079-2094. PMID: 38670066, DOI: 10.1016/j.cell.2024.03.038.Peer-Reviewed Original Research
2022
The immunology and immunopathology of COVID-19
Merad M, Blish CA, Sallusto F, Iwasaki A. The immunology and immunopathology of COVID-19. Science 2022, 375: 1122-1127. PMID: 35271343, DOI: 10.1126/science.abm8108.Peer-Reviewed Original ResearchConceptsImmune responseAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionSyndrome coronavirus 2 infectionFatal COVID-19Coronavirus 2 infectionPost-acute sequelaeCOVID-19 pathophysiologyProlongation of symptomsLong COVID syndromeMajor unmet needCOVID-19SARS-CoV-2COVID syndromeDisease resolutionInflammatory processChronic illnessUnmet needDefinitive findingsImmunology researchCOVID-19 researchImmunopathologySequelaePathophysiologySyndromeSingle-cell multi-omics reveals dyssynchrony of the innate and adaptive immune system in progressive COVID-19
Unterman A, Sumida TS, Nouri N, Yan X, Zhao AY, Gasque V, Schupp JC, Asashima H, Liu Y, Cosme C, Deng W, Chen M, Raredon MSB, Hoehn KB, Wang G, Wang Z, DeIuliis G, Ravindra NG, Li N, Castaldi C, Wong P, Fournier J, Bermejo S, Sharma L, Casanovas-Massana A, Vogels CBF, Wyllie AL, Grubaugh ND, Melillo A, Meng H, Stein Y, Minasyan M, Mohanty S, Ruff WE, Cohen I, Raddassi K, Niklason L, Ko A, Montgomery R, Farhadian S, Iwasaki A, Shaw A, van Dijk D, Zhao H, Kleinstein S, Hafler D, Kaminski N, Dela Cruz C. Single-cell multi-omics reveals dyssynchrony of the innate and adaptive immune system in progressive COVID-19. Nature Communications 2022, 13: 440. PMID: 35064122, PMCID: PMC8782894, DOI: 10.1038/s41467-021-27716-4.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAgedAntibodies, Monoclonal, HumanizedCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCells, CulturedCOVID-19COVID-19 Drug TreatmentFemaleGene Expression ProfilingGene Expression RegulationHumansImmunity, InnateMaleReceptors, Antigen, B-CellReceptors, Antigen, T-CellRNA-SeqSARS-CoV-2Single-Cell AnalysisConceptsProgressive COVID-19B cell clonesSingle-cell analysisT cellsImmune responseMulti-omics single-cell analysisCOVID-19Cell clonesAdaptive immune interactionsSevere COVID-19Dynamic immune responsesGene expressionSARS-CoV-2 virusAdaptive immune systemSomatic hypermutation frequenciesCellular effectsProtein markersEffector CD8Immune signaturesProgressive diseaseHypermutation frequencyProgressive courseClassical monocytesClonesImmune interactions
2018
Critical role of CD4+ T cells and IFNγ signaling in antibody-mediated resistance to Zika virus infection
Lucas CGO, Kitoko JZ, Ferreira FM, Suzart VG, Papa MP, Coelho SVA, Cavazzoni CB, Paula-Neto HA, Olsen PC, Iwasaki A, Pereira RM, Pimentel-Coelho PM, Vale AM, de Arruda LB, Bozza MT. Critical role of CD4+ T cells and IFNγ signaling in antibody-mediated resistance to Zika virus infection. Nature Communications 2018, 9: 3136. PMID: 30087337, PMCID: PMC6081430, DOI: 10.1038/s41467-018-05519-4.Peer-Reviewed Original ResearchConceptsT cellsZika virusMurine adoptive transfer modelParticipation of CD4Adoptive transfer modelT cell responsesImportance of CD4Protective adaptive immunityRapid disease onsetZika virus infectionFuture vaccine designAntibody-mediated resistanceCytotoxic CD8Viral loadZIKV infectionAntibody responsePrimary infectionRecipient miceDisease onsetVirus infectionProtective effectAdaptive immunityIFNγ signalingCD4B lymphocytes
2017
Immune Regulation of Antibody Access to Neuronal Tissues
Iwasaki A. Immune Regulation of Antibody Access to Neuronal Tissues. Trends In Molecular Medicine 2017, 23: 227-245. PMID: 28185790, PMCID: PMC5626569, DOI: 10.1016/j.molmed.2017.01.004.Peer-Reviewed Original ResearchConceptsBlood-brain barrierBlood-nerve barrierAdaptive immune systemImmune systemAntibody accessInnate immune controlUse of vaccinesImmune controlNeurotropic virusesCancer immunotherapyImmune regulationImmune surveillanceT cellsTAM receptorsNeurodegenerative conditionsAlzheimer's diseaseNeuronal tissueNeural tissueDiseaseTissueNovel insightsSuch novel insightsImmunotherapyCD4Cells
2015
Control of adaptive immunity by the innate immune system
Iwasaki A, Medzhitov R. Control of adaptive immunity by the innate immune system. Nature Immunology 2015, 16: 343-353. PMID: 25789684, PMCID: PMC4507498, DOI: 10.1038/ni.3123.Peer-Reviewed Original Research
2013
Nitric Oxide and TNFα Are Critical Regulators of Reversible Lymph Node Vascular Remodeling and Adaptive Immune Response
Sellers SL, Iwasaki A, Payne GW. Nitric Oxide and TNFα Are Critical Regulators of Reversible Lymph Node Vascular Remodeling and Adaptive Immune Response. PLOS ONE 2013, 8: e60741. PMID: 23573281, PMCID: PMC3616017, DOI: 10.1371/journal.pone.0060741.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAnimalsArteriolesCell DegranulationChlorocebus aethiopsFemaleHerpes SimplexLymph NodesMast CellsMiceMice, 129 StrainMice, Inbred C57BLMice, KnockoutNeovascularization, PhysiologicNG-Nitroarginine Methyl EsterNifedipineNitric OxideNitric Oxide Synthase Type IIIPhenylephrineTumor Necrosis Factor-alphaVasoconstrictionVasodilator AgentsVero CellsConceptsAdaptive immune responsesEndothelial nitric oxide synthaseImmune responseVascular remodelingHerpes simplex type II infectionT cell-dependent mechanismGenetic ablation modelCell-dependent mechanismNitric oxide levelsType II infectionNitric oxide synthaseCourse of infectionInguinal LNsLN cellularityVascular eventsVascular changesArteriole diameterPharmacological blockadeMain arterioleOxide synthaseTNFα expressionMast cellsOxide levelsViral infectionIntravital microscopy
2012
Phagosome as the Organelle Linking Innate and Adaptive Immunity
Kagan JC, Iwasaki A. Phagosome as the Organelle Linking Innate and Adaptive Immunity. Traffic 2012, 13: 1053-1061. PMID: 22577865, PMCID: PMC3658133, DOI: 10.1111/j.1600-0854.2012.01377.x.Peer-Reviewed Original ResearchConceptsProcess of phagocytosisPhagosome traffickingAdaptive immunityAntimicrobial defense mechanismsDefinable unitSubcellular levelT cell-mediated immunityAdaptive immune systemDefense mechanismsToll-like receptorsPhagosomesPhagocytosisImmune systemImmunityMicrobesTraffickingAutophagyPathwayReceptorsInnateUnique features of antiviral immune system of the vaginal mucosa
Kumamoto Y, Iwasaki A. Unique features of antiviral immune system of the vaginal mucosa. Current Opinion In Immunology 2012, 24: 411-416. PMID: 22673876, PMCID: PMC3423557, DOI: 10.1016/j.coi.2012.05.006.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAnimalsCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesFemaleHumansImmune SystemMucous MembraneVaginaVirus DiseasesConceptsVaginal mucosaVirus-specific CD4Development of vaccinesAntiviral immune systemHuman papillomavirusGenital tractT cellsImmune responseAdaptive immunityHuman vaccinesMucosal organsImmune systemVaccineAntiviral defenseMucosaVaginaVirusRecent studiesWide spectrumVast majorityCurrent understandingCD8CD4PapillomavirusImmunobiology
2011
Control of antiviral immunity by pattern recognition and the microbiome
Pang IK, Iwasaki A. Control of antiviral immunity by pattern recognition and the microbiome. Immunological Reviews 2011, 245: 209-226. PMID: 22168422, PMCID: PMC3659816, DOI: 10.1111/j.1600-065x.2011.01073.x.Peer-Reviewed Original ResearchConceptsAdaptive immunityInnate pattern recognition receptorsChronic viral infectionsAdaptive immune responsesExtra-intestinal infectionsHost immune systemPattern recognition receptorsTransduce signalsImmune activationAutoimmune diseasesProbiotic therapyMammalian hostsImmune responseAntiviral immunityViral infectionMucosal surfacesViral recognitionImmune systemInvasive microbesProper developmentMicrobial sensingResident microbiotaInnate defenseSuch diseasesHost susceptibilityMicrobiota regulates immune defense against respiratory tract influenza A virus infection
Ichinohe T, Pang IK, Kumamoto Y, Peaper DR, Ho JH, Murray TS, Iwasaki A. Microbiota regulates immune defense against respiratory tract influenza A virus infection. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 5354-5359. PMID: 21402903, PMCID: PMC3069176, DOI: 10.1073/pnas.1019378108.Peer-Reviewed Original ResearchConceptsInfluenza virus infectionVirus infectionDendritic cellsImmune responseCommensal bacteriaRespiratory influenza virus infectionToll-like receptor ligandsVirus-specific CD4CD8 T cellsT cell primingCommensal microbiota compositionProductive immune responseExpression of mRNADistal injectionLymph nodesImmune impairmentIntact microbiotaIL-1βAntibody responseImmune homeostasisRespiratory mucosaAntibiotic treatmentT cellsInflammasome activationCommensal microbiota
2010
Inflammasomes as mediators of immunity against influenza virus
Pang IK, Iwasaki A. Inflammasomes as mediators of immunity against influenza virus. Trends In Immunology 2010, 32: 34-41. PMID: 21147034, PMCID: PMC3017631, DOI: 10.1016/j.it.2010.11.004.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAnimalsHumansImmunity, InnateInflammasomesInfluenza, HumanOrthomyxoviridaeConceptsToll-like receptor 7Influenza virusMediators of immunityInfluenza virus infectionHuman respiratory infectionsRetinoic acid-inducible gene IAcid-inducible gene IInducible gene IInnate immune systemAdaptive immune defenseEndosomal recognitionInnate detectionRespiratory infectionsReceptor 7Virus infectionCytosolic recognitionInflammasome activationLike receptorsImmune systemImmune defenseMajor causeGene IVirusSuch activationMultiple mechanismsRegulation of Adaptive Immunity by the Innate Immune System
Iwasaki A, Medzhitov R. Regulation of Adaptive Immunity by the Innate Immune System. Science 2010, 327: 291-295. PMID: 20075244, PMCID: PMC3645875, DOI: 10.1126/science.1183021.Peer-Reviewed Original ResearchConceptsInnate immune recognitionB lymphocyte-mediated immune responsesImmune responsePattern recognition receptorsImmune recognitionAntigen-specific adaptive immune responsesLymphocyte-mediated immune responsesMicrobial pathogensInnate immune systemAdaptive immune responsesRecognition receptorsHost defenseField of immunologyAdaptive immunityImmune systemFundamental questionsReceptorsRegulationPathwayPathogensInvasionDefenseInjuryInfectionDiscovery
2009
Inflammasomes in viral infection
Ichinohe T, Iwasaki A. Inflammasomes in viral infection. Uirusu 2009, 59: 13. PMID: 19927984, DOI: 10.2222/jsv.59.13.Peer-Reviewed Original ResearchConceptsNOD-like receptorsProinflammatory cytokine interleukin-1betaRole of inflammasomesInfluenza virus infectionCytokine interleukin-1betaInnate immune responseCaspase-1 activationIL-33IL-18NLRP3 inflammasomeVirus infectionImmune responseInterleukin-1betaAdaptive immunityInflammasome activationMicrobial motifsDamage-associated signalsViral infectionInflammasomeMultiprotein complexesAdaptor proteinInfectionCertain virusesCell deathIntracellular sensors