2022
Single-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
2021
Single-cell longitudinal analysis of SARS-CoV-2 infection in human airway epithelium identifies target cells, alterations in gene expression, and cell state changes
Ravindra NG, Alfajaro MM, Gasque V, Huston NC, Wan H, Szigeti-Buck K, Yasumoto Y, Greaney AM, Habet V, Chow RD, Chen JS, Wei J, Filler RB, Wang B, Wang G, Niklason LE, Montgomery RR, Eisenbarth SC, Chen S, Williams A, Iwasaki A, Horvath TL, Foxman EF, Pierce RW, Pyle AM, van Dijk D, Wilen CB. Single-cell longitudinal analysis of SARS-CoV-2 infection in human airway epithelium identifies target cells, alterations in gene expression, and cell state changes. PLOS Biology 2021, 19: e3001143. PMID: 33730024, PMCID: PMC8007021, DOI: 10.1371/journal.pbio.3001143.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionSARS-CoV-2Human bronchial epithelial cellsInterferon-stimulated genesCell state changesAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionSyndrome coronavirus 2 infectionCell tropismCoronavirus 2 infectionCoronavirus disease 2019Onset of infectionCell-intrinsic expressionCourse of infectionAir-liquid interface culturesHost-viral interactionsBronchial epithelial cellsSingle-cell RNA sequencingCell typesIL-1Disease 2019Human airwaysDevelopment of therapeuticsDrug AdministrationViral replication
2015
Leukocyte-specific protein 1 regulates T-cell migration in rheumatoid arthritis
Hwang SH, Jung SH, Lee S, Choi S, Yoo SA, Park JH, Hwang D, Shim SC, Sabbagh L, Kim KJ, Park SH, Cho CS, Kim BS, Leng L, Montgomery RR, Bucala R, Chung YJ, Kim WU. Leukocyte-specific protein 1 regulates T-cell migration in rheumatoid arthritis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e6535-e6543. PMID: 26554018, PMCID: PMC4664344, DOI: 10.1073/pnas.1514152112.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArthritis, ExperimentalArthritis, RheumatoidCalcium-Binding ProteinsCell MovementCells, CulturedChronic DiseaseExtracellular Signal-Regulated MAP KinasesGene DosageGene Expression ProfilingGenetic Predisposition to DiseaseHumansHypersensitivity, DelayedInflammationMiceMicrofilament ProteinsPhosphorylationReceptors, Antigen, T-CellT-LymphocytesConceptsT cell migrationRheumatoid arthritisT cellsImmune dysfunctionPathogenesis of RAPeripheral T cellsT cell activationT cell receptor activationProtein expression levelsLymph nodesChronic inflammationCytokine responsesInflamed synoviumAutoimmune diseasesLeukocyte-specific protein 1Primary T cellsRA susceptibilityReceptor activationDisease severityMigratory capacityLSP1 geneDiminished expressionTarget tissuesCell motilityProtein 1DNA Methylation Regulates the Differential Expression of CX3CR1 on Human IL-7Rαlow and IL-7Rαhigh Effector Memory CD8+ T Cells with Distinct Migratory Capacities to the Fractalkine
Shin MS, You S, Kang Y, Lee N, Yoo SA, Park K, Kang KS, Kim SH, Mohanty S, Shaw AC, Montgomery RR, Hwang D, Kang I. DNA Methylation Regulates the Differential Expression of CX3CR1 on Human IL-7Rαlow and IL-7Rαhigh Effector Memory CD8+ T Cells with Distinct Migratory Capacities to the Fractalkine. The Journal Of Immunology 2015, 195: 2861-2869. PMID: 26276874, PMCID: PMC4561204, DOI: 10.4049/jimmunol.1500877.Peer-Reviewed Original ResearchConceptsDNA methylationDifferential expressionGene expressionCellular traitsEpigenetic mechanismsGene promoterGenome-wide DNA methylationDistinct traitsDNA methylation statusIndividual gene expressionMigratory capacityAutocrine amplification loopImportant biological outcomesPotential biological implicationsMammalian cellsMethylationMethylation statusAmplification loopBiological outcomesTraitsBiological implicationsPromoterEffector memoryExpressionT cells
2013
ELF4 is critical for induction of type I interferon and the host antiviral response
You F, Wang P, Yang L, Yang G, Zhao YO, Qian F, Walker W, Sutton R, Montgomery R, Lin R, Iwasaki A, Fikrig E. ELF4 is critical for induction of type I interferon and the host antiviral response. Nature Immunology 2013, 14: 1237-1246. PMID: 24185615, PMCID: PMC3939855, DOI: 10.1038/ni.2756.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell LineCells, CulturedDNA-Binding ProteinsHEK293 CellsHeLa CellsHost-Pathogen InteractionsHumansImmunoblottingInterferon Regulatory Factor-3Interferon Regulatory Factor-7Interferon-betaMembrane ProteinsMiceMice, Inbred C57BLMice, KnockoutMicroscopy, ConfocalProtein BindingReverse Transcriptase Polymerase Chain ReactionRNA InterferenceSignal TransductionSurvival AnalysisTranscription FactorsTranscriptional ActivationWest Nile FeverWest Nile virus
2012
Semaphorin 7A Contributes to West Nile Virus Pathogenesis through TGF-β1/Smad6 Signaling
Sultana H, Neelakanta G, Foellmer HG, Montgomery RR, Anderson JF, Koski RA, Medzhitov RM, Fikrig E. Semaphorin 7A Contributes to West Nile Virus Pathogenesis through TGF-β1/Smad6 Signaling. The Journal Of Immunology 2012, 189: 3150-3158. PMID: 22896629, PMCID: PMC3496209, DOI: 10.4049/jimmunol.1201140.Peer-Reviewed Original ResearchConceptsRole of Sema7AWNV infectionSemaphorin 7ATGF-β1Lethal West Nile virus infectionViral pathogenesisBlood-brain barrier permeabilityWest Nile Virus PathogenesisWest Nile virus infectionMurine cortical neuronsPrimary human macrophagesViral burdenWNV pathogenesisCortical neuronsBarrier permeabilityFlaviviral infectionsVirus infectionVirus pathogenesisNervous systemImmune systemPathogenesisInfectionHuman macrophagesSema7AMice
2008
Dysregulation of TLR3 Impairs the Innate Immune Response to West Nile Virus in the Elderly
Kong KF, Delroux K, Wang X, Qian F, Arjona A, Malawista SE, Fikrig E, Montgomery RR. Dysregulation of TLR3 Impairs the Innate Immune Response to West Nile Virus in the Elderly. Journal Of Virology 2008, 82: 7613-7623. PMID: 18508883, PMCID: PMC2493309, DOI: 10.1128/jvi.00618-08.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overCell Adhesion MoleculesCell LineCells, CulturedCytokinesFemaleHumansImmunity, InnateLectins, C-TypeMacrophagesMaleMiddle AgedNorth AmericaProtein BindingReceptors, Cell SurfaceSTAT1 Transcription FactorToll-Like Receptor 3Viral Envelope ProteinsWest Nile FeverWest Nile virusConceptsInnate immune responseToll-like receptor 3Intercellular adhesion molecule 3West Nile virusImmune responseYoung donorsC-type lectin dendritic cell-specific intercellular adhesion molecule 3Dendritic cell-specific intercellular adhesion molecule 3Nile virusBlood-brain barrierWNV envelope proteinSevere neurological diseaseResponsiveness of macrophagesPrimary human macrophagesCytokine levelsOlder donorsWNV infectionNeurological diseasesReceptor 3Human macrophagesOlder individualsElevated levelsMacrophagesMolecule 3Significant differencesWest Nile Virus Attenuates Activation of Primary Human Macrophages
Kong KF, Wang X, Anderson JF, Fikrig E, Montgomery RR. West Nile Virus Attenuates Activation of Primary Human Macrophages. Viral Immunology 2008, 21: 78-82. PMID: 18355125, PMCID: PMC2666911, DOI: 10.1089/vim.2007.0072.Peer-Reviewed Original ResearchConceptsWest Nile virusPrimary human macrophagesHuman macrophagesWNV infectionProduction of interleukinMosquito-borne flavivirusType I interferonProinflammatory cytokinesPotent therapyJAK/STAT pathwayIL-1betaEffective treatmentMacrophage activationI interferonRelated flavivirusesInfectionAttenuate activationNile virusMacrophagesSTAT pathwayFlavivirusesActivationDifferential responseInterleukinCytokines
1993
The fate of Borrelia burgdorferi, the agent for Lyme disease, in mouse macrophages. Destruction, survival, recovery.
Montgomery RR, Nathanson MH, Malawista SE. The fate of Borrelia burgdorferi, the agent for Lyme disease, in mouse macrophages. Destruction, survival, recovery. The Journal Of Immunology 1993, 150: 909-15. PMID: 8423346, DOI: 10.4049/jimmunol.150.3.909.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBorrelia burgdorferi GroupCells, CulturedMacrophagesMiceMicroscopy, FluorescencePhagocytosisRabbitsConceptsUptake of spirochetesConfocal fluorescence microscopyLikely candidate siteEndocytic pathwayB. burgdorferiBorrelia burgdorferiFluorescence microscopyIntracellular persistenceLyme diseaseInfected cellsPersistence of spirochetesMouse macrophagesIntracellular organismsPositive compartmentsPossible pathogenetic mechanismsExtracellular organismsOrganismsAcridine orangeCellsMultiple time pointsPathogenetic mechanismsSpirochetesInfectious agentsCompartmentsLyme spirochete
1989
Endocytic and Secretory Repertoire of the Lipid-Loaded Macrophage
Montgomery R, Cohn Z. Endocytic and Secretory Repertoire of the Lipid-Loaded Macrophage. Journal Of Leukocyte Biology 1989, 45: 129-138. PMID: 2492592, DOI: 10.1002/jlb.45.2.129.Peer-Reviewed Original ResearchConceptsLipid-laden cellsOil Red O stainingTumor necrosis factorArachidonic acid metabolitesRed O stainingIntracellular lipid poolsWestern blot analysisIntracellular lipid storageMouse peritoneal macrophagesCholesterol levelsNecrosis factorMacrophage functionO stainingScavenger receptorsSecretory functionAcid metabolitesAtherosclerotic arteriesPeritoneal macrophagesFunctional changesFibrinolytic activitySheep erythrocytesCholesterol acceptorsMacrophagesSecretory productsLipid storage
1986
Effects of reagent and cell-generated hydrogen peroxide on the properties of low density lipoprotein.
Montgomery RR, Nathan CF, Cohn ZA. Effects of reagent and cell-generated hydrogen peroxide on the properties of low density lipoprotein. Proceedings Of The National Academy Of Sciences Of The United States Of America 1986, 83: 6631-6635. PMID: 3018740, PMCID: PMC386558, DOI: 10.1073/pnas.83.17.6631.Peer-Reviewed Original ResearchConceptsLow-density lipoproteinDensity lipoproteinHuman monocytesModification of LDLUntreated low-density lipoproteinOxidation of LDLThiobarbituric acidAortic endothelial cell linePhorbol myristate acetateEndothelial cell lineReactive oxygen intermediatesCell line monolayersRespiratory burstMyristate acetateMacrophagesMouse macrophagesReagent H2O2Cell linesOxygen intermediatesMonocytesLipoproteinTBA reactivityHuman plasmaMaximal oxidation
1983
Regulation of oocyte maturation in the mouse: Possible roles of intercellular communication, cAMP, and testosterone
Schultz R, Montgomery R, Ward-Bailey P, Eppig J. Regulation of oocyte maturation in the mouse: Possible roles of intercellular communication, cAMP, and testosterone. Developmental Biology 1983, 95: 294-304. PMID: 6186544, DOI: 10.1016/0012-1606(83)90030-1.Peer-Reviewed Original ResearchConceptsFollicle-stimulating hormoneCumulus cell-oocyte complexesCumulus cell-enclosed oocytesCholera toxinHeterologous gap junctionsCumulus cellsInhibitory effectCell cAMPCAMP contentMarked increaseCell typesPossible roleGap junctionsIntercellular communicationGroups of oocytesResumption of meiosisCAMP accumulationCAMP generationOocyte cAMPIntracellular cAMPOocyte maturationTestosteroneCAMP levelsCAMP degradationTransient inhibition