2024
Randomized Phase II Trial of Imiquimod with or without 9-Valent HPV Vaccine versus Observation in Patients with High-grade Pre-neoplastic Cervical Lesions (NCT02864147)
Sheth S, Oh J, Bellone S, Siegel E, Greenman M, Mutlu L, McNamara B, Pathy S, Clark M, Azodi M, Altwerger G, Andikyan V, Huang G, Ratner E, Kim D, Iwasaki A, Levi A, Buza N, Hui P, Flaherty S, Schwartz P, Santin A. Randomized Phase II Trial of Imiquimod with or without 9-Valent HPV Vaccine versus Observation in Patients with High-grade Pre-neoplastic Cervical Lesions (NCT02864147). Clinical Cancer Research 2024, 30: of1-of10. PMID: 38592381, DOI: 10.1158/1078-0432.ccr-23-3639.Peer-Reviewed Original ResearchConceptsRandomized phase II trialCD4/CD8 T cellsT cellsHPV clearanceArm BNo significant differenceClinical surveillanceRate of HPV clearanceSecondary outcomesPre-neoplastic cervical lesionsCervical intraepithelial neoplasiaT cell infiltrationT cell responsesSignificant differenceCIN3 patientsIntraepithelial neoplasiaArm ACervical lesionsImiquimod groupSurveillance armVaginal suppositoriesProspective trialsArm CHPV vaccinationImiquimod
2023
1025 Tumor-specific CD8+ T cells epigenetically licensed by IL-7R are critical for anti-tumor immunity in melanoma
Micevic G, Daniels A, Flem-Karlsen K, Park K, Talty R, McGeary M, Mirza H, Blackburn H, Sefik E, Cheung J, Hornick N, Aizenbud L, Joshi N, Kluger H, Iwasaki A, Bosenberg M, Flavell R. 1025 Tumor-specific CD8+ T cells epigenetically licensed by IL-7R are critical for anti-tumor immunity in melanoma. 2023, a1133-a1133. DOI: 10.1136/jitc-2023-sitc2023.1025.Peer-Reviewed Original ResearchIL-7R licenses a population of epigenetically poised memory CD8+ T cells with superior antitumor efficacy that are critical for melanoma memory
Micevic G, Daniels A, Flem-Karlsen K, Park K, Talty R, McGeary M, Mirza H, Blackburn H, Sefik E, Cheung J, Hornick N, Aizenbud L, Joshi N, Kluger H, Iwasaki A, Bosenberg M, Flavell R. IL-7R licenses a population of epigenetically poised memory CD8+ T cells with superior antitumor efficacy that are critical for melanoma memory. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2304319120. PMID: 37459511, PMCID: PMC10372654, DOI: 10.1073/pnas.2304319120.Peer-Reviewed Original ResearchConceptsIL-7R expressionT cellsIL-7RAntitumor memorySuperior antitumor efficacyCell-based therapiesTumor-specific T cellsAntigen-specific T cellsAntitumor efficacyPowerful antitumor immune responseMarkers of exhaustionTumor-specific CD8Antitumor immune responseIndependent prognostic factorAntitumor immune memoryMemory T cellsMajor risk factorSuperior antitumor activityFunctional CD8Memory CD8Prognostic factorsSurgical resectionAdvanced melanomaLymph nodesNaive miceType 2 Dendritic Cells Orchestrate a Local Immune Circuit to Confer Antimetastatic Immunity
Weizman O, Luyten S, Krykbaeva I, Song E, Mao T, Bosenberg M, Iwasaki A. Type 2 Dendritic Cells Orchestrate a Local Immune Circuit to Confer Antimetastatic Immunity. The Journal Of Immunology 2023, 210: 1146-1155. PMID: 36881866, PMCID: PMC10067787, DOI: 10.4049/jimmunol.2200697.Peer-Reviewed Original ResearchConceptsType 2 dendritic cellsMetastatic burdenImmune circuitsDendritic cellsConventional type 2 dendritic cellsSyngeneic murine melanomaNK cell compartmentImmune cell responsesColon cancer modelEarly metastatic seedingMetastatic controlTranscription factor IRF3DC populationsNK cellsProinflammatory cytokinesNucleic acid sensingPrimary tumorEffector responsesMetastatic spreadDisease outcomeIntracardiac injectionT cellsInitial immunityTissue-specific ablationCancer model
2022
Distinct Mechanisms of Mismatch-Repair Deficiency Delineate Two Modes of Response to Anti-PD-1 Immunotherapy in Endometrial Carcinoma.
Chow RD, Michaels T, Bellone S, Hartwich T, Bonazzoli E, Iwasaki A, Song E, Santin AD. Distinct Mechanisms of Mismatch-Repair Deficiency Delineate Two Modes of Response to Anti-PD-1 Immunotherapy in Endometrial Carcinoma. Cancer Discovery 2022, 13: 312-331. PMID: 36301137, PMCID: PMC9905265, DOI: 10.1158/2159-8290.cd-22-0686.Peer-Reviewed Original ResearchConceptsAnti-PD-1 immunotherapyImmune checkpoint blockadeMMRd tumorsNK cellsEndometrial carcinomaICB responseMutation burdenT-cell-driven immunityPhase II clinical trialMMRd endometrial cancersPD-1 inhibitorsMismatch repair-deficient cancersTumor-extrinsic factorsHigh response rateEffector CD8Antitumor immunityEndometrial cancerCancer immunotherapyImmune cellsLonger survivalClinical trialsPrimary resistanceT cellsResponse rateMMRdSingle-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
2020
Cutting Edge: The Use of Topical Aminoglycosides as an Effective Pull in "Prime and Pull" Vaccine Strategy.
Gopinath S, Lu P, Iwasaki A. Cutting Edge: The Use of Topical Aminoglycosides as an Effective Pull in "Prime and Pull" Vaccine Strategy. The Journal Of Immunology 2020, 204: 1703-1707. PMID: 32122994, DOI: 10.4049/jimmunol.1900462.Peer-Reviewed Original ResearchConceptsTissue-resident memory T cellsGenital herpes infectionMemory T cellsT cellsHerpes infectionVirus-specific effector T cellsVaginal applicationTopical vaginal applicationCD8 T cellsEffector T cellsProtective immune responseSingle topical applicationTopical aminoglycosidesGenital mucosaChemokine expressionVaccine strategiesImmune responseVaginal mucosaTopical applicationBarrier tissuesMiceRobust activationAminoglycoside antibioticsMucosaInfectionVEGF-C-driven lymphatic drainage enables immunosurveillance of brain tumours
Song E, Mao T, Dong H, Boisserand LSB, Antila S, Bosenberg M, Alitalo K, Thomas JL, Iwasaki A. VEGF-C-driven lymphatic drainage enables immunosurveillance of brain tumours. Nature 2020, 577: 689-694. PMID: 31942068, PMCID: PMC7100608, DOI: 10.1038/s41586-019-1912-x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrain NeoplasmsCD8-Positive T-LymphocytesCell Cycle CheckpointsCell Line, TumorCell MovementCentral Nervous SystemCross-PrimingFemaleGlioblastomaHEK293 CellsHumansImmunologic MemoryImmunologic SurveillanceLymph NodesLymphangiogenesisLymphatic VesselsMaleMelanomaMeningesMiceMice, Inbred C57BLProgrammed Cell Death 1 ReceptorVascular Endothelial Growth Factor CConceptsCD8 T cellsCentral nervous systemT cellsImmune responseBrain tumorsImmune surveillanceLymphatic drainageNervous systemAntigen-specific immune responsesDeep cervical lymph nodesCapacity of VEGFCervical lymph nodesCheckpoint blockade therapyMeningeal lymphatic systemVascular endothelial growth factor CNew therapeutic approachesUncontrolled tumor growthMeningeal lymphatic vasculatureBlockade therapyLymph nodesTherapeutic approachesMouse modelTumor growthMemory responsesTumors
2019
Ketogenic diet activates protective γδ T cell responses against influenza virus infection
Goldberg EL, Molony RD, Kudo E, Sidorov S, Kong Y, Dixit VD, Iwasaki A. Ketogenic diet activates protective γδ T cell responses against influenza virus infection. Science Immunology 2019, 4 PMID: 31732517, PMCID: PMC7189564, DOI: 10.1126/sciimmunol.aav2026.Peer-Reviewed Original ResearchConceptsΓδ T cellsKetogenic dietIAV infectionT cellsGlobal health care concernHigh-fat ketogenic dietΓδ T cell responsesInfection-associated morbidityLethal IAV infectionT cell responsesInfluenza virus infectionHealth care concernHigh-carbohydrate dietInfluenza diseaseKD feedingVirus infectionNew therapiesAntiviral resistanceHepatic ketogenesisCare concernsCell responsesInfectionBarrier functionDietMetabolic adaptationEffector TH17 Cells Give Rise to Long-Lived TRM Cells that Are Essential for an Immediate Response against Bacterial Infection
Vesely M, Pallis P, Bielecki P, Low JS, Zhao J, Harman CCD, Kroehling L, Jackson R, Bailis W, Licona-Limón P, Xu H, Iijima N, Pillai PS, Kaplan DH, Weaver CT, Kluger Y, Kowalczyk MS, Iwasaki A, Pereira JP, Esplugues E, Gagliani N, Flavell RA. Effector TH17 Cells Give Rise to Long-Lived TRM Cells that Are Essential for an Immediate Response against Bacterial Infection. Cell 2019, 178: 1176-1188.e15. PMID: 31442406, PMCID: PMC7057720, DOI: 10.1016/j.cell.2019.07.032.Peer-Reviewed Original ResearchConceptsCD4 TTissue-resident memory T cellsBacterial infectionsResident memory T cellsFunction of airwayLife-long protectionEffector memory TMemory T cellsTh17 cellsTRM cellsΓδ TEffector cellsMemory TBacterial clearanceT cellsIL-7Adaptive immunityMouse modelMemory responsesVaccine designHost defenseLymphatic endothelial cellsDepletion studiesEndothelial cellsCellular originMigrant memory B cells secrete luminal antibody in the vagina
Oh JE, Iijima N, Song E, Lu P, Klein J, Jiang R, Kleinstein SH, Iwasaki A. Migrant memory B cells secrete luminal antibody in the vagina. Nature 2019, 571: 122-126. PMID: 31189952, PMCID: PMC6609483, DOI: 10.1038/s41586-019-1285-1.Peer-Reviewed Original ResearchConceptsMemory B cellsFemale reproductive tractB cellsPlasma cellsReproductive tractCD4 tissue-resident memory T cellsTissue-resident memory T cellsLower female reproductive tractHerpes simplex virus 2Genital herpes infectionMemory T cellsExpression of chemokinesSimplex virus 2CXCR3-dependent mannerLocal plasma cellsLuminal antibodyMucosal antibodiesHerpes infectionPrimary infectionMucosal barrierSecondary challengeVariety of pathogensT cellsLamina propriaInducible sourceAntigen presentation by CD301b+ dermal dendritic cells dictates CD4+ T cell fate
Tatsumi N, Iwasaki A, Kumamoto Y. Antigen presentation by CD301b+ dermal dendritic cells dictates CD4+ T cell fate. The Journal Of Immunology 2019, 202: 56.9-56.9. DOI: 10.4049/jimmunol.202.supp.56.9.Peer-Reviewed Original ResearchCD4 T cellsOT-II cellsAntigen-specific CD4 T cellsDermal dendritic cellsDendritic cellsMHC class IIT cellsTh2 differentiationAntigen presentationCognate interactionPolyclonal CD4T cellsT cells 7 daysEffector CD4 T cellsT helper type 2 cellsMajor DC subsetsIL-4 productionEpidermal Langerhans cellsCells 7 daysType 2 cellsDC subsetsT cell fateLymph nodesOverall cell cycle progressionLangerhans cellsTh2 cellsKetogenic diet activates protective γδ T cell responses against influenza virus infection
Goldberg E, Molony R, Sidorov S, Kudo E, Dixit V, Iwasaki A. Ketogenic diet activates protective γδ T cell responses against influenza virus infection. The Journal Of Immunology 2019, 202: 62.7-62.7. DOI: 10.4049/jimmunol.202.supp.62.7.Peer-Reviewed Original ResearchΓδ T cellsKetogenic dietIAV infectionT cellsHigh-fat high-carbohydrate dietHigh-fat ketogenic dietΓδ T cell responsesInfection-associated morbidityLethal IAV infectionT cell responsesInfluenza virus infectionAnti-viral resistanceHigh-carbohydrate dietInfluenza diseaseKD feedingNovel therapiesVirus infectionGlobal healthcare concernHepatic ketogenesisAbstract InfluenzaCell responsesHealthcare concernInfectionBarrier functionDietApobec3A maintains HIV-1 latency through recruitment of epigenetic silencing machinery to the long terminal repeat
Taura M, Song E, Ho YC, Iwasaki A. Apobec3A maintains HIV-1 latency through recruitment of epigenetic silencing machinery to the long terminal repeat. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 2282-2289. PMID: 30670656, PMCID: PMC6369738, DOI: 10.1073/pnas.1819386116.Peer-Reviewed Original ResearchMeSH KeywordsCD4-Positive T-LymphocytesCell LineCytidine DeaminaseEpigenesis, GeneticGene Expression Regulation, ViralGene SilencingHIV InfectionsHIV Long Terminal RepeatHIV-1HumansNF-kappa BProtein BindingProtein Interaction Domains and MotifsProteinsSequence DeletionSp1 Transcription FactorVirus ActivationVirus LatencyConceptsHIV-1 latencyHIV-1 reactivationCD4 T cellsT cellsHuman primary CD4 T cellsInfected CD4 T cellsHIV-1-infected cellsPrimary CD4 T cellsLong terminal repeat regionHIV-1Therapeutic strategiesLower reactivationProviral DNALatency maintenanceTarget cellsLatency stateCell linesLong terminal repeatTerminal repeat regionMolecular mechanismsReactivationCellsKnockdownA3AUnexpected role
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 lymphocytesKDM5 histone demethylases repress immune response via suppression of STING
Wu L, Cao J, Cai WL, Lang SM, Horton JR, Jansen DJ, Liu ZZ, Chen JF, Zhang M, Mott BT, Pohida K, Rai G, Kales SC, Henderson MJ, Hu X, Jadhav A, Maloney DJ, Simeonov A, Zhu S, Iwasaki A, Hall MD, Cheng X, Shadel GS, Yan Q. KDM5 histone demethylases repress immune response via suppression of STING. PLOS Biology 2018, 16: e2006134. PMID: 30080846, PMCID: PMC6095604, DOI: 10.1371/journal.pbio.2006134.Peer-Reviewed Original ResearchConceptsImmune responseSTING expressionCyclic GMP-AMP synthase stimulatorSuppression of STINGCancer cellsCancer immunotherapy agentsHuman papilloma virusAdaptive immune responsesMultiple clinical trialsExpression of STINGBreast cancer cellsInnate immune defenseRobust interferon responseMultiple cancer typesIntratumoral CD8Immunotherapy agentsAnticancer immunotherapyPatient survivalNeck cancerPapilloma virusClinical trialsT cellsSTING agonistsKDM5 histonePositive headPublisher Correction: Antiviral CD8 T cells induce Zika-virus-associated paralysis in mice
Jurado K, Yockey L, Wong P, Lee S, Huttner A, Iwasaki A. Publisher Correction: Antiviral CD8 T cells induce Zika-virus-associated paralysis in mice. Nature Microbiology 2018, 3: 255-255. DOI: 10.1038/s41564-017-0101-7.Peer-Reviewed Original Research
2017
Antiviral CD8 T cells induce Zika-virus-associated paralysis in mice
Jurado KA, Yockey LJ, Wong PW, Lee S, Huttner AJ, Iwasaki A. Antiviral CD8 T cells induce Zika-virus-associated paralysis in mice. Nature Microbiology 2017, 3: 141-147. PMID: 29158604, PMCID: PMC5780207, DOI: 10.1038/s41564-017-0060-z.Peer-Reviewed Original ResearchConceptsCentral nervous systemZIKV infectionZika virusT cellsNeurological complicationsNervous systemBlood-brain barrier breakdownAntiviral CD8 T cellsHigh viral burdenIFNAR knockout miceCD8 T cellsEffector T cellsSusceptible mouse modelBlood-brain barrierNon-haematopoietic cellsSite of infectionIFNAR1 deficiencyViral burdenNeurological manifestationsGuillain-BarréBarrier breakdownMouse modelKnockout miceAstrocytes resultsAntiviral activityImmune 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
2016
CD301b+ dendritic cells stimulate tissue-resident memory CD8+ T cells to protect against genital HSV-2
Shin H, Kumamoto Y, Gopinath S, Iwasaki A. CD301b+ dendritic cells stimulate tissue-resident memory CD8+ T cells to protect against genital HSV-2. Nature Communications 2016, 7: 13346. PMID: 27827367, PMCID: PMC5105190, DOI: 10.1038/ncomms13346.Peer-Reviewed Original ResearchConceptsCD8 TRM cellsAntigen-presenting cellsGenital HSV-2 infectionTissue-resident memory CD8HSV-2 infectionTRM cellsDendritic cellsMemory CD8Protective immunityT cellsPopulations of APCsGenital HSV-2Protective immune responseFemale genital tractMHC class IHSV-2Genital tractAntigen presentationImmune responseLamina propriaViral infectionConfer protectionBarrier tissuesClass IInfection