2024
Intestinal tuft cell immune privilege enables norovirus persistence
Strine M, Fagerberg E, Darcy P, Barrón G, Filler R, Alfajaro M, D'Angelo-Gavrish N, Wang F, Graziano V, Menasché B, Damo M, Wang Y, Howitt M, Lee S, Joshi N, Mucida D, Wilen C. Intestinal tuft cell immune privilege enables norovirus persistence. Science Immunology 2024, 9: eadi7038. PMID: 38517952, DOI: 10.1126/sciimmunol.adi7038.Peer-Reviewed Original ResearchConceptsCD8<sup>+</sup> T cellsIntestinal tuft cellsT cellsTufted cellsViral persistenceSite of viral persistenceChemosensory epithelial cellsNormal antigen presentationImmune-privileged nicheIntestinal stem cellsMemory phenotypeImmune privilegeImmune escapeReporter miceAntigen presentationChronic infectionCytotoxic capacityEpithelial cellsNorovirus infectionStem cellsCell interactionsInfectionCell survivalEnteric microbesCells
2023
Cancer- and infection-induced T cell exhaustion are distinct
Buck J, Joshi N. Cancer- and infection-induced T cell exhaustion are distinct. Nature Immunology 2023, 24: 1604-1605. PMID: 37709988, DOI: 10.1038/s41590-023-01624-9.Peer-Reviewed Original ResearchPD-1 maintains CD8 T cell tolerance towards cutaneous neoantigens
Damo M, Hornick N, Venkat A, William I, Clulo K, Venkatesan S, He J, Fagerberg E, Loza J, Kwok D, Tal A, Buck J, Cui C, Singh J, Damsky W, Leventhal J, Krishnaswamy S, Joshi N. PD-1 maintains CD8 T cell tolerance towards cutaneous neoantigens. Nature 2023, 619: 151-159. PMID: 37344588, PMCID: PMC10989189, DOI: 10.1038/s41586-023-06217-y.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigensBiopsyCD8-Positive T-LymphocytesEpidermisGene Expression ProfilingHumansImmune ToleranceLichen PlanusMiceProgrammed Cell Death 1 ReceptorSkinConceptsEffector CD8 T cellsCD8 T cellsAntigen-specific effector CD8 T cellsAntigen-specific CD8 T cellsAntigen-expressing cellsT cell tolerancePD-1T cellsAdverse eventsCell toleranceCD8 T cell toleranceImmune-related adverse eventsPeripheral T cell repertoirePeripheral T cell toleranceNon-lesional skinT cell repertoireT-cell antigensPeripheral toleranceCheckpoint receptorsSkin biopsiesLocal infiltrationLocal pathologyCell repertoireMouse modelSkin toleranceT follicular helper cells in cancer, tertiary lymphoid structures, and beyond
Cui C, Craft J, Joshi N. T follicular helper cells in cancer, tertiary lymphoid structures, and beyond. Seminars In Immunology 2023, 69: 101797. PMID: 37343412, DOI: 10.1016/j.smim.2023.101797.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsB-LymphocytesCD8-Positive T-LymphocytesHumansNeoplasmsT Follicular Helper CellsTertiary Lymphoid StructuresTumor MicroenvironmentConceptsTumor-associated tertiary lymphoid structuresFollicular helper cellsCD8 T cellsTertiary lymphoid structuresSecondary lymphoid organsT cellsHelper cellsLymphoid structuresImmune cellsB cellsCD4 T follicular helper cellsT Follicular Helper CellsTumor-infiltrating immune cellsCurrent immunotherapy regimensCheckpoint blockade immunotherapyCD4 T cellsImmune cell componentsLimited response rateFunctional immune cellsNovel therapeutic targetPotential therapeutic benefitT cell-B cell interactionsBlockade immunotherapyImmunotherapy regimensLymphoid organs
2021
Neoantigen-driven B cell and CD4 T follicular helper cell collaboration promotes anti-tumor CD8 T cell responses
Cui C, Wang J, Fagerberg E, Chen PM, Connolly KA, Damo M, Cheung JF, Mao T, Askari AS, Chen S, Fitzgerald B, Foster GG, Eisenbarth SC, Zhao H, Craft J, Joshi NS. Neoantigen-driven B cell and CD4 T follicular helper cell collaboration promotes anti-tumor CD8 T cell responses. Cell 2021, 184: 6101-6118.e13. PMID: 34852236, PMCID: PMC8671355, DOI: 10.1016/j.cell.2021.11.007.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAnimalsB-LymphocytesCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell Line, TumorHumansInterleukinsLung NeoplasmsMiceMice, Inbred C57BLMice, KnockoutConceptsCD8 TB cellsTfh cellsLung adenocarcinomaTfh-B cell interactionsTumor-specific B cellsFollicular helper cellsAnti-tumor immunityB cell signaturesCell effector functionsGerminal center formationGC B cellsCD4 THelper cellsTumor controlTumor neoantigensEffector functionsCell collaborationCell responsesCell signatureTumor cellsSignature correlatesNeoantigensCell functionCD4A mouse model for the study of anti-tumor T cell responses in Kras-driven lung adenocarcinoma
Fitzgerald B, Connolly KA, Cui C, Fagerberg E, Mariuzza DL, Hornick NI, Foster GG, William I, Cheung JF, Joshi NS. A mouse model for the study of anti-tumor T cell responses in Kras-driven lung adenocarcinoma. Cell Reports Methods 2021, 1: 100080. PMID: 34632444, PMCID: PMC8500377, DOI: 10.1016/j.crmeth.2021.100080.Peer-Reviewed Original ResearchConceptsLung adenocarcinomaNeoantigen expressionTumor-specific CD8 T cellsCD8 T cellsImmune checkpoint therapyInfection-induced inflammationExpression of neoantigensCommon lung cancerLUAD cell linesCheckpoint therapyLung cancerTherapeutic responseT cellsImmune responseMouse modelCell responsesTumor inductionTumorsAdenocarcinomaCell linesNeoantigensKrasFuture studiesExpressionImmunotherapyA reservoir of stem-like CD8+ T cells in the tumor-draining lymph node preserves the ongoing anti-tumor immune response
Connolly KA, Kuchroo M, Venkat A, Khatun A, Wang J, William I, Hornick NI, Fitzgerald BL, Damo M, Kasmani MY, Cui C, Fagerberg E, Monroy I, Hutchins A, Cheung JF, Foster GG, Mariuzza DL, Nader M, Zhao H, Cui W, Krishnaswamy S, Joshi NS. A reservoir of stem-like CD8+ T cells in the tumor-draining lymph node preserves the ongoing anti-tumor immune response. Science Immunology 2021, 6: eabg7836. PMID: 34597124, PMCID: PMC8593910, DOI: 10.1126/sciimmunol.abg7836.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD8-Positive T-LymphocytesFemaleImmunotherapyLung NeoplasmsLymph NodesLymphocyte ActivationMaleMiceMice, Inbred C57BLTumor MicroenvironmentConceptsTumor-specific CD8T cellsTumor microenvironmentOngoing anti-tumor immune responseChronic lymphocytic choriomeningitis virus (LCMV) infectionTumor-draining lymph nodesAnti-tumor immune responseLymphocytic choriomeningitis virus infectionIntratumoral T cellsEfficacy of immunotherapyT cell responsesTumor-draining lymphAntitumor T cellsT cell terminal differentiationStem-like CD8Immunologic shiftGene expression signaturesLymph nodesTerminal differentiationLung tumorsVirus infectionLung adenocarcinomaImmune responseCD8Cell responses
2020
Inducible de novo expression of neoantigens in tumor cells and mice
Damo M, Fitzgerald B, Lu Y, Nader M, William I, Cheung JF, Connolly KA, Foster GG, Akama-Garren E, Lee DY, Chang GP, Gocheva V, Schmidt LM, Boileve A, Wilson JH, Cui C, Monroy I, Gokare P, Cabeceiras P, Jacks T, Joshi NS. Inducible de novo expression of neoantigens in tumor cells and mice. Nature Biotechnology 2020, 39: 64-73. PMID: 32719479, PMCID: PMC7854852, DOI: 10.1038/s41587-020-0613-1.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, NeoplasmCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell EngineeringFemaleHumansMiceOrgan SpecificityRNA SplicingTumor Cells, CulturedConceptsT cell responsesLevel of regulationRNA splicingDNA recombinationGenetic regulationTolerance mechanismsInducible expressionNeoantigen expressionCell responsesNaïve T-cell responsesCD4 T cell responsesTumor cell linesPeripheral tolerance mechanismsT cell toleranceCentral T cell toleranceCell linesExpressionNovo expressionTight controlEndogenous CD8Antitumor immunityPeripheral toleranceAutoimmune diseasesT cellsThymus results
2007
Inflammation Directs Memory Precursor and Short-Lived Effector CD8+ T Cell Fates via the Graded Expression of T-bet Transcription Factor
Joshi NS, Cui W, Chandele A, Lee HK, Urso DR, Hagman J, Gapin L, Kaech SM. Inflammation Directs Memory Precursor and Short-Lived Effector CD8+ T Cell Fates via the Graded Expression of T-bet Transcription Factor. Immunity 2007, 27: 281-295. PMID: 17723218, PMCID: PMC2034442, DOI: 10.1016/j.immuni.2007.07.010.Peer-Reviewed Original ResearchConceptsMemory precursor effector cellsEffector cellsT cellsIL-15Higher T-bet expressionT-bet transcription factorT cell primingT-bet expressionAmount of inflammationInnate immune systemMemory cell potentialEffector CD8T cell fateAcute infectionCell primingInflammatory cytokinesMemory precursorsT-betInterleukin-7IL-7R.Immune systemLow expressionLong-term maintenanceTranscription factorsHomeostatic turnover