Featured Publications
Impaired TIGIT expression on B cells drives circulating follicular helper T cell expansion in multiple sclerosis
Asashima H, Axisa PP, Pham THG, Longbrake EE, Ruff WE, Lele N, Cohen I, Raddassi K, Sumida TS, Hafler DA. Impaired TIGIT expression on B cells drives circulating follicular helper T cell expansion in multiple sclerosis. Journal Of Clinical Investigation 2022, 132: e156254. PMID: 36250467, PMCID: PMC9566906, DOI: 10.1172/jci156254.Peer-Reviewed Original ResearchConceptsRelapsing-remitting multiple sclerosisMemory B cellsCTfh cellsB cellsTIGIT expressionMultiple sclerosisT cellsFollicular helper T cellsHealthy age-matched controlsB-cell depletionT cell expansionHelper T cellsAge-matched controlsB cell functionB-cell pathwayDifferential gene expression signaturesTfh cellsDisease activityGene expression signaturesCell depletionCD40 ligandTranscription factor TCF4Disease pathogenesisImmune systemNew MRIA multiple sclerosis–protective coding variant reveals an essential role for HDAC7 in regulatory T cells
Axisa P, Yoshida T, Lucca L, Kasler H, Lincoln M, Pham G, Del Priore D, Carpier J, Lucas C, Verdin E, Sumida T, Hafler D. A multiple sclerosis–protective coding variant reveals an essential role for HDAC7 in regulatory T cells. Science Translational Medicine 2022, 14: eabl3651. PMID: 36516268, DOI: 10.1126/scitranslmed.abl3651.Peer-Reviewed Original ResearchConceptsExperimental autoimmune encephalitisRegulatory T cellsHistone deacetylase 7Multiple sclerosisT cellsMouse modelFunction of Foxp3CD4 T cellsHigher suppressive capacityVivo modelingAutoimmune encephalitisEAE severityImmunosuppressive subsetAutoimmune diseasesImmunomodulatory roleSuppressive capacityImmune cellsDisease onsetDistinct molecular classesSusceptibility lociGenetic susceptibility lociSingle-cell RNA sequencingDisease riskPatient samplesProtective variantsIdentity thieves: T cells steal CD20 from B cells but mark themselves for certain death.
Sumida TS, O'Connor KC. Identity thieves: T cells steal CD20 from B cells but mark themselves for certain death. Science Immunology 2022, 7: eabq7242. PMID: 35522724, DOI: 10.1126/sciimmunol.abq7242.Peer-Reviewed Original ResearchType I interferon transcriptional network regulates expression of coinhibitory receptors in human T cells
Sumida TS, Dulberg S, Schupp JC, Lincoln MR, Stillwell HA, Axisa PP, Comi M, Unterman A, Kaminski N, Madi A, Kuchroo VK, Hafler DA. Type I interferon transcriptional network regulates expression of coinhibitory receptors in human T cells. Nature Immunology 2022, 23: 632-642. PMID: 35301508, PMCID: PMC8989655, DOI: 10.1038/s41590-022-01152-y.Peer-Reviewed Original ResearchConceptsCoinhibitory receptor expressionHuman T cellsIFN-I responsesCoinhibitory receptorsT cellsTIGIT expressionReceptor expressionAcute SARS-CoV-2 infectionPD-1/TimSARS-CoV-2 infectionEnhancement of immunotherapyType 1 interferonT-cell featuresLAG-3Infectious diseasesDifferent temporal kineticsTranscription factorsCancer therapyReceptorsCell featuresKey transcription factorIFNPresent studyMRNA profilingKey regulatorSingle-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 interactionsRegulatory T cells in peripheral tissue tolerance and diseases
Cheru N, Hafler D, Sumida T. Regulatory T cells in peripheral tissue tolerance and diseases. Frontiers In Immunology 2023, 14: 1154575. PMID: 37197653, PMCID: PMC10183596, DOI: 10.3389/fimmu.2023.1154575.Peer-Reviewed Original ResearchConceptsTissue-resident TregsRegulatory T cellsT cellsResident TregsTissue TregsAutoimmune diseasesCommon human autoimmune diseasesAutoreactive T cellsHuman autoimmune diseasesNon-immune cellsNon-lymphoid tissuesTissue-resident cellsTreg poolTreg studiesEffector cytokinesPeripheral toleranceTreg functionIPEX syndromeImmune homeostasisSpecific tissue environmentsTregsSuppressive functionLoss of functionResident cellsGene signatureActivated β-catenin in Foxp3+ regulatory T cells links inflammatory environments to autoimmunity
Sumida T, Lincoln MR, Ukeje CM, Rodriguez DM, Akazawa H, Noda T, Naito AT, Komuro I, Dominguez-Villar M, Hafler DA. Activated β-catenin in Foxp3+ regulatory T cells links inflammatory environments to autoimmunity. Nature Immunology 2018, 19: 1391-1402. PMID: 30374130, PMCID: PMC6240373, DOI: 10.1038/s41590-018-0236-6.Peer-Reviewed Original ResearchConceptsProstaglandin E receptor 2Regulatory T cellsTreg cellsT cellsAnti-inflammatory cytokine productionIL-10 productionPeripheral immune toleranceIL-10 expressionΒ-cateninE receptor 2Treg subpopulationsTreg phenotypeIL-10Cytokines IFNImmune toleranceTreg signatureCytokine signatureMultiple sclerosisAutoimmune diseasesCytokine productionInflammatory environmentLethal autoimmunityReceptor 2Activated β-cateninIFN
2024
Single Cell Analysis Reveals Novel Immune Perturbations in Fibrotic Hypersensitivity Pneumonitis.
Zhao A, Unterman A, Abu Hussein N, Sharma P, Nekola F, Flint J, Yan X, Adams T, Justet A, Sumida T, Zhao J, Schupp J, Raredon M, Ahangari F, Deluliis G, Zhang Y, Buendia-Roldan I, Adegunsoye A, Sperling A, Prasse A, Ryu C, Herzog E, Selman M, Pardo A, Kaminski N. Single Cell Analysis Reveals Novel Immune Perturbations in Fibrotic Hypersensitivity Pneumonitis. American Journal Of Respiratory And Critical Care Medicine 2024 PMID: 38924775, DOI: 10.1164/rccm.202401-0078oc.Peer-Reviewed Original ResearchFibrotic hypersensitivity pneumonitisIdiopathic pulmonary fibrosisPeripheral blood mononuclear cellsBronchoalveolar lavage cellsBlood mononuclear cellsClassical monocytesHypersensitivity pneumonitisPulmonary fibrosisT cellsImmune perturbationsLavage cellsMononuclear cellsCD8+ T cellsCytotoxic T cellsInterstitial lung diseaseHypersensitivity pneumonitis patientsCytotoxic CD4Immune aberrationsPneumonic patientsPneumonitisLung diseaseHealthy controlsImmune mechanismsPatient cellsSingle-cell transcriptomicsSingle-Cell Profiling Reveals Immune Aberrations in Progressive Idiopathic Pulmonary Fibrosis.
Unterman A, Zhao A, Neumark N, Schupp J, Ahangari F, Cosme C, Sharma P, Flint J, Stein Y, Ryu C, Ishikawa G, Sumida T, Gomez J, Herazo-Maya J, Dela Cruz C, Herzog E, Kaminski N. Single-Cell Profiling Reveals Immune Aberrations in Progressive Idiopathic Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2024 PMID: 38717443, DOI: 10.1164/rccm.202306-0979oc.Peer-Reviewed Original ResearchStable idiopathic pulmonary fibrosisIdiopathic pulmonary fibrosisPeripheral blood mononuclear cellsProgressive idiopathic pulmonary fibrosisPeripheral immune systemT cellsPulmonary fibrosisCohort of IPF patientsAssociated with decreased survivalIdiopathic pulmonary fibrosis patientsPeripheral blood mononuclear cell samplesPeripheral blood cell populationsImmune systemFraction of TregsRegulatory T cellsBlood mononuclear cellsBlood cell populationsFlow cytometry analysisImmune aberrationsIPF patientsTregsMononuclear cellsSingle-cell RNA sequencingLung homogenatesMonocyte chemoattractantThe regulation and differentiation of regulatory T cells and their dysfunction in autoimmune diseases
Sumida T, Cheru N, Hafler D. The regulation and differentiation of regulatory T cells and their dysfunction in autoimmune diseases. Nature Reviews Immunology 2024, 24: 503-517. PMID: 38374298, PMCID: PMC11216899, DOI: 10.1038/s41577-024-00994-x.Peer-Reviewed Original ResearchTreg cell dysfunctionTreg cellsAutoimmune diseasesCell dysfunctionSuppressive function of Treg cellsDifferentiation of regulatory T cellsFunction of Treg cellsDiscovery of Foxp3Foxp3-independent mechanismsTreg cell suppressionRegulatory T cellsTreg cell functionTranscription factor Foxp3Systemic lupus erythematosusRegulate immune responsesInflammatory bowel diseaseFOXP3 mutationsFoxp3-dependentSystemic autoinflammationRegulatory TIPEX syndromeCell lineage determinationT cellsTregsLupus erythematosus
2021
Tet2 Controls the Responses of β cells to Inflammation in Autoimmune Diabetes
Rui J, Deng S, Perdigoto AL, Ponath G, Kursawe R, Lawlor N, Sumida T, Levine-Ritterman M, Stitzel ML, Pitt D, Lu J, Herold KC. Tet2 Controls the Responses of β cells to Inflammation in Autoimmune Diabetes. Nature Communications 2021, 12: 5074. PMID: 34417463, PMCID: PMC8379260, DOI: 10.1038/s41467-021-25367-z.Peer-Reviewed Original ResearchConceptsImmune cellsΒ-cellsNOD/SCID recipientsDiabetogenic immune cellsDiabetogenic T cellsBone marrow transplantType 1 diabetesExpression of TET2Human β-cellsIslet infiltratesSCID recipientsMarrow transplantInflammatory pathwaysTransfer of diseaseT cellsInflammatory genesImmune killingPathologic interactionsReduced expressionDiabetesInflammationTET2MiceRecipientsCells