2020
Profiling cellular heterogeneity in asthma with single cell multiparameter CyTOF
Stewart E, Wang X, Chupp GL, Montgomery RR. Profiling cellular heterogeneity in asthma with single cell multiparameter CyTOF. Journal Of Leukocyte Biology 2020, 108: 1555-1564. PMID: 32911570, PMCID: PMC8087109, DOI: 10.1002/jlb.5ma0720-770rr.Peer-Reviewed Original ResearchConceptsAirway immune cellsSource of inflammationChronic inflammatory diseaseInflammatory cell typesStudy of pathogenesisMultiple distinct subtypesHeterogeneity of diseaseBronchial epithelial cellsAirway inflammationCell typesAsthmatic patientsClinical responseEosinophilic infiltrateAnalysis of sputumAsthmatic inflammationFunctional statusClinical managementImmune cellsInflammatory diseasesHealthy controlsInflammatory responseAirway cellsSputumDistinct subtypesInflammation
2019
Exploring single-cell data with deep multitasking neural networks
Amodio M, van Dijk D, Srinivasan K, Chen WS, Mohsen H, Moon KR, Campbell A, Zhao Y, Wang X, Venkataswamy M, Desai A, Ravi V, Kumar P, Montgomery R, Wolf G, Krishnaswamy S. Exploring single-cell data with deep multitasking neural networks. Nature Methods 2019, 16: 1139-1145. PMID: 31591579, PMCID: PMC10164410, DOI: 10.1038/s41592-019-0576-7.Peer-Reviewed Original Research
2017
Multiparameter Single Cell Profiling of Airway Inflammatory Cells
Yao Y, Welp T, Liu Q, Niu N, Wang X, Britto CJ, Krishnaswamy S, Chupp G, Montgomery RR. Multiparameter Single Cell Profiling of Airway Inflammatory Cells. Cytometry Part B Clinical Cytometry 2017, 92: 12-20. PMID: 27807928, PMCID: PMC5250532, DOI: 10.1002/cyto.b.21491.Peer-Reviewed Original ResearchConceptsSingle-cell methodsComplex trait diseasesSubgroup of asthmaticsSingle-cell analysisMultiparameter single cell analysisMillions of patientsTranscriptional analysisImmunologic underpinningsInduced sputumAirway diseaseAsthmatic patientsAirway samplesCell subsetsImmune statusFunctional statusClinical severityDistinct biologic mechanismsTreatment successPhysiologic manifestationsBiologic mechanismsCystic fibrosisCellular analysisPatientsCytometry studiesU.S. population
2015
Neutralizing antibodies against West Nile virus identified directly from human B cells by single-cell analysis and next generation sequencing
Tsioris K, Gupta NT, Ogunniyi AO, Zimnisky RM, Qian F, Yao Y, Wang X, Stern JN, Chari R, Briggs AW, Clouser CR, Vigneault F, Church GM, Garcia MN, Murray KO, Montgomery RR, Kleinstein SH, Love JC. Neutralizing antibodies against West Nile virus identified directly from human B cells by single-cell analysis and next generation sequencing. Integrative Biology 2015, 7: 1587-1597. PMID: 26481611, PMCID: PMC4754972, DOI: 10.1039/c5ib00169b.Peer-Reviewed Original ResearchConceptsHumoral responseNext-generation sequencingB cellsWest Nile virus infectionSevere neurological illnessMemory B cellsAntibody-secreting cellsCohort of subjectsWNV-specific antibodiesHuman B cellsMosquito-borne diseaseWest Nile virusAnamnestic responseAntibody responseAvailable treatmentsClinical severityAntibody isotypesNeurological illnessVaccine studiesVirus infectionGeneration sequencingInfectious diseasesPrevious exposureTherapeutic antibodiesAntibodies
2014
Reduced bioenergetics and toll-like receptor 1 function in human polymorphonuclear leukocytes in aging
Qian F, Guo X, Wang X, Yuan X, Chen S, Malawista SE, Bockenstedt LK, Allore HG, Montgomery RR. Reduced bioenergetics and toll-like receptor 1 function in human polymorphonuclear leukocytes in aging. Aging 2014, 6: 131-139. PMID: 24595889, PMCID: PMC3969281, DOI: 10.18632/aging.100642.Peer-Reviewed Original ResearchConceptsToll-like receptor 1Polymorphonuclear leukocytesOlder adultsChemokine IL-8Loss of CD62LAge-dependent deficienciesPotential therapeutic opportunitiesHuman polymorphonuclear leukocytesTLR1 expressionIL-8PMN functionPMN activationMultiple pathwaysImmune functionYoung donorsP38 MAP kinaseReceptor 1Bacterial infectionsTherapeutic opportunitiesProgressive declineGlucose uptakeReduced expressionAdultsStimulationLeukocytesInnate Immune Responses in the Neutrophils of Community Dwelling and Nursing Home Elders
Juthani-Mehta M, Guo X, Shaw AC, Towle V, Ning Y, Wang X, Allore HG, Fikrig E, Montgomery RR. Innate Immune Responses in the Neutrophils of Community Dwelling and Nursing Home Elders. Journal Of Aging Science 2014, 02 PMID: 25750929, PMCID: PMC4348001, DOI: 10.4172/2329-8847.1000115.Peer-Reviewed Original ResearchNursing home residentsΒ2-integrin expressionToll-like receptorsHome residentsInnate immune responseImmune responseIntegrin CD11bDisabled nursing home residentsIntegrin expressionΒ2 integrin CD11bLevels of chemokinesObservational pilot studyArea nursing homesNursing home eldersLocomotion of neutrophilsTLR4 responseChemokine inductionInfectious disease susceptibilityCommunity dwellingCommunity dwellersNursing homesEfficiency of neutrophilsNeutrophilsUnstimulated neutrophilsFlow cytometry
2013
Identification of Genes Critical for Resistance to Infection by West Nile Virus Using RNA-Seq Analysis
Qian F, Chung L, Zheng W, Bruno V, Alexander RP, Wang Z, Wang X, Kurscheid S, Zhao H, Fikrig E, Gerstein M, Snyder M, Montgomery RR. Identification of Genes Critical for Resistance to Infection by West Nile Virus Using RNA-Seq Analysis. Viruses 2013, 5: 1664-1681. PMID: 23881275, PMCID: PMC3738954, DOI: 10.3390/v5071664.Peer-Reviewed Original ResearchConceptsCommon gene pathwaysNovel cellular responsesDifferential gene expressionRNA-seq analysisWest Nile virusGene expression analysisPrimary human macrophagesGene isoformsHigh-throughput methodRNA-seqGene pathwaysExpression analysisGenes CriticalKnock-downGene expressionCellular responsesGene changesResistant individualsBiological settingsHuman macrophagesGenesCritical roleAvailable treatmentsHealthy donorsViral infection
2011
Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly
Qian F, Wang X, Zhang L, Chen S, Piecychna M, Allore H, Bockenstedt L, Malawista S, Bucala R, Shaw AC, Fikrig E, Montgomery RR. Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly. Aging Cell 2011, 11: 104-110. PMID: 22023165, PMCID: PMC3257374, DOI: 10.1111/j.1474-9726.2011.00759.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAgingExtracellular Signal-Regulated MAP KinasesFemaleHumansInflammationInterleukin-8MaleMiddle AgedMonocytesMultivariate AnalysisNF-kappa BP38 Mitogen-Activated Protein KinasesPhosphorylationProtein TransportRNA, MessengerSignal TransductionToll-Like Receptor 5Tumor Necrosis Factor-alphaConceptsToll-like receptorsIL-8Multivariable mixed-effects modelsOlder individualsElevated IL-8Levels of TLR5Expression of TLR5Production of TNFAge-associated elevationAge-related decreaseDendritic cellsImmune responsivenessElderly donorsInflammatory responseImmune functionNF-κBTLR5Progressive declineMonocytesMixed effects modelsMAPK p38Significant increaseEffects modelAssociated increaseCritical mechanism
2009
Inhibition of Neutrophil Function by Two Tick Salivary Proteins
Guo X, Booth CJ, Paley MA, Wang X, DePonte K, Fikrig E, Narasimhan S, Montgomery RR. Inhibition of Neutrophil Function by Two Tick Salivary Proteins. Infection And Immunity 2009, 77: 2320-2329. PMID: 19332533, PMCID: PMC2687334, DOI: 10.1128/iai.01507-08.Peer-Reviewed Original ResearchConceptsPolymorphonuclear leukocytesPMN functionNumber of PMNPMN integrinsPMN adherenceNeutrophil functionSpirochete burdenTick salivary proteinsTick salivaLyme diseaseTick attachmentSalivary glandsBorrelia burgdorferiTick feedingCausative agentReduced levelsInhibitory proteinSalivaBlood mealAntihemostatic activityInfectionInhibitionSalivary proteinsHematophagous arthropodsTick Ixodes scapularis
2008
West 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
2006
Human Neutrophil Calprotectin Reduces the Susceptibility of Borrelia burgdorferi to Penicillin
Montgomery RR, Schreck K, Wang X, Malawista SE. Human Neutrophil Calprotectin Reduces the Susceptibility of Borrelia burgdorferi to Penicillin. Infection And Immunity 2006, 74: 2468-2472. PMID: 16552081, PMCID: PMC1418918, DOI: 10.1128/iai.74.4.2468-2472.2006.Peer-Reviewed Original ResearchConceptsClearance of spirochetesB. burgdorferiSites of inflammationTherapeutic dosesCalprotectinGrowth of spirochetesLeukocyte componentsNeutrophil calprotectinAntibiotic sensitivitySpirochetal agentLyme diseaseTherapeutic antibioticsBorrelia burgdorferiPenicillin GProtein calprotectinInflammationBurgdorferiSpirochetesDiseaseDoxycyclineDosesClearance