2023
PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection
Asashima H, Mohanty S, Comi M, Ruff W, Hoehn K, Wong P, Klein J, Lucas C, Cohen I, Coffey S, Lele N, Greta L, Raddassi K, Chaudhary O, Unterman A, Emu B, Kleinstein S, Montgomery R, Iwasaki A, Dela Cruz C, Kaminski N, Shaw A, Hafler D, Sumida T. PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection. Cell Reports 2023, 42: 111895. PMID: 36596303, PMCID: PMC9806868, DOI: 10.1016/j.celrep.2022.111895.Peer-Reviewed Original ResearchMeSH KeywordsCD4-Positive T-LymphocytesCOVID-19HumansPlasma CellsProgrammed Cell Death 1 ReceptorReceptors, CXCR3Receptors, CXCR5T-Lymphocytes, Helper-InducerConceptsAcute viral infectionTph cellsViral infectionCXCR3 expressionClinical outcomesHelper TSevere viral infectionsB cell helpBetter clinical outcomesProtective humoral immunityT cell-B cell interactionsKey immune responsesPlasmablast expansionB cell differentiationCell subsetsHumoral immunityCell helpImmune responseInterferon γPlasmablast differentiationB cellsPlasmablastsCell responsesInfectionCD4
2022
Alterations in high‐dimensional T‐cell profile and gene signature of immune aging in HIV‐infected older adults without viremia
Shin MS, Park H, Salahuddin S, Montgomery RR, Emu B, Shaw AC, Kang I. Alterations in high‐dimensional T‐cell profile and gene signature of immune aging in HIV‐infected older adults without viremia. Aging Cell 2022, 21: e13702. PMID: 36036630, PMCID: PMC9577958, DOI: 10.1111/acel.13702.Peer-Reviewed Original ResearchMeSH KeywordsAgedAgingCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesHIV InfectionsHumansLeukocytes, MononuclearPerforinReceptors, Interleukin-7ViremiaConceptsOlder human immunodeficiency virusPeripheral blood mononuclear cellsHuman immunodeficiency virusAntiretroviral therapyT cellsDetectable viremiaMemory CD8HIV infectionAge-associated immune alterationsYoung human immunodeficiency virusReplication-competent HIV-1Combination antiretroviral therapyEffector memory CD8T-cell countsSubset of CD4T cell profileBlood mononuclear cellsAgeing-associated genesEM CD8Immune alterationsMemory CD4Immune agingImmunodeficiency virusInflammatory moleculesMononuclear cellsSingle-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
2013
An altered relationship of influenza vaccine-specific IgG responses with T cell immunity occurs with aging in humans
Kang KS, Lee N, Shin MS, Kim SD, Yu Y, Mohanty S, Belshe RB, Montgomery RR, Shaw AC, Kang I. An altered relationship of influenza vaccine-specific IgG responses with T cell immunity occurs with aging in humans. Clinical Immunology 2013, 147: 79-88. PMID: 23578549, PMCID: PMC3634098, DOI: 10.1016/j.clim.2013.02.022.Peer-Reviewed Original ResearchConceptsT cell immunityMemory T cellsIgG responsesHI antibody titersT cellsAntibody titersEffector memoryCell immunityHemagglutinin inhibition antibody titersDistinct T cell subsetsCytokine-producing capacityInactivated influenza vaccineCentral memory cellsT cell subsetsSpecific IgG responseSerum IgG responsesPotent survivalIL-17Influenza vaccineSignificant morbidityCell subsetsElderly peopleProliferative capacityTitersAltered relationship
2012
Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis
Reilkoff RA, Peng H, Murray LA, Peng X, Russell T, Montgomery R, Feghali-Bostwick C, Shaw A, Homer RJ, Gulati M, Mathur A, Elias JA, Herzog EL. Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2012, 187: 180-188. PMID: 23220917, PMCID: PMC3570653, DOI: 10.1164/rccm.201206-1109oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisRegulatory T cellsProgressive idiopathic pulmonary fibrosisSEMA 7ATGF-β1Pulmonary fibrosisLung fibrosisT cellsMurine lungIL-10Bone marrow-derived cellsAdoptive transfer approachT-cell mediatorsMarrow-derived cellsTransforming Growth Factor-β1Murine lung fibrosisGrowth factor-β1Lung CD4Adoptive transferIL-17AIL-4Disease progressionSemaphorin 7ACD4Mouse model