2017
Reduced dynamic range of antiviral innate immune responses in aging
Molony RD, Malawista A, Montgomery RR. Reduced dynamic range of antiviral innate immune responses in aging. Experimental Gerontology 2017, 107: 130-135. PMID: 28822811, PMCID: PMC5815956, DOI: 10.1016/j.exger.2017.08.019.Peer-Reviewed Original ResearchMeSH KeywordsAgedAgingCytokinesDendritic CellsHumansImmunity, InnateInflammasomesMonocytesSignal TransductionConceptsInnate immune responseImmune responseAntiviral innate immune responseKey pattern recognition receptorsAltered cytokine responsePattern recognition receptorsAntiviral interferon responseAge-related changesInflammatory mediatorsCytokine responsesChronic inflammationImmune functionNotable impairmentViral infectionInnate immunityRecognition receptorsInterferon responseProgressive declineViral pathogensAverage life spanResponseWorldwide populationParadoxical stateLife spanInflammation
2014
CyTOF supports efficient detection of immune cell subsets from small samples
Yao Y, Liu R, Shin MS, Trentalange M, Allore H, Nassar A, Kang I, Pober JS, Montgomery RR. CyTOF supports efficient detection of immune cell subsets from small samples. Journal Of Immunological Methods 2014, 415: 1-5. PMID: 25450003, PMCID: PMC4269324, DOI: 10.1016/j.jim.2014.10.010.Peer-Reviewed Original ResearchConceptsImmune cell subsetsCell subsetsImmune cell statesPatient biopsiesTranslational investigationsFlow cytometryClinical researchCellular analysisMass cytometryMultiple cell populationsCell populationsCytometryCyTOFSingle-cell analysisMultiparameter single cell analysisFluorescence cytometryFluorescence-based flow cytometryCell statesHuman diseasesMarkersTremendous detailBiopsyPathogenesis
2012
Quantitative imaging of lineage-specific Toll-like receptor-mediated signaling in monocytes and dendritic cells from small samples of human blood.
Qian F, Montgomery RR. Quantitative imaging of lineage-specific Toll-like receptor-mediated signaling in monocytes and dendritic cells from small samples of human blood. Journal Of Visualized Experiments 2012 PMID: 22525943, PMCID: PMC3466655, DOI: 10.3791/3741.Peer-Reviewed Original ResearchConceptsToll-like receptorsDendritic cellsImmune responseToll-like receptor-mediated signalingCell-mediated immune responsesCertain Toll-like receptorsAntigen-presenting cellsPeripheral blood monocytesHealthy human donorsNF-κB pathwayInnate immune systemReceptor-mediated signalingQuantitative flow cytometryTLR levelsWest Nile virusPatient susceptibilityUnderstanding of immunosenescenceImmune responsivenessElderly donorsLarge cohortOlder donorsAdaptive immunityBlood monocytesNF-κBTherapeutic interventions
2011
Impaired Interferon Signaling in Dendritic Cells From Older Donors Infected In Vitro With West Nile Virus
Qian F, Wang X, Zhang L, Lin A, Zhao H, Fikrig E, Montgomery RR. Impaired Interferon Signaling in Dendritic Cells From Older Donors Infected In Vitro With West Nile Virus. The Journal Of Infectious Diseases 2011, 203: 1415-1424. PMID: 21398396, PMCID: PMC3080893, DOI: 10.1093/infdis/jir048.Peer-Reviewed Original ResearchConceptsDendritic cellsWest Nile virusOlder donorsAntiviral responseToll-like receptor 3Initial antiviral responseLate-phase responseNile virusSignificant age-related differencesSignificant human morbidityType I IFNQuantified cytokinesRNA flavivirusAge-related differencesYoung donorsI IFNReceptor RIGViral infectionReceptor 3Human morbidityOlder populationCritical regulatory pathwaysInterferon SignalingNuclear translocationDefective regulation
2010
Dysregulation of human Toll-like receptor function in aging
Shaw AC, Panda A, Joshi SR, Qian F, Allore HG, Montgomery RR. Dysregulation of human Toll-like receptor function in aging. Ageing Research Reviews 2010, 10: 346-353. PMID: 21074638, PMCID: PMC3633557, DOI: 10.1016/j.arr.2010.10.007.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAgingDendritic CellsHumansImmunity, InnateMacrophagesSignal TransductionToll-Like ReceptorsConceptsToll-like receptorsTLR functionImmune systemToll-like receptor functionPattern recognition receptor familyAge-associated dysregulationInnate immune systemGeriatric patientsTLR activationAnimal modelsContext of agingReceptor functionHuman cohortsInfectious diseasesReceptor familyInappropriate persistenceDysregulationRecent studiesOverarching themesAdaptive responseMorbidityImmunosenescencePatientsCohortInnateAge-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response
Panda A, Qian F, Mohanty S, van Duin D, Newman FK, Zhang L, Chen S, Towle V, Belshe RB, Fikrig E, Allore HG, Montgomery RR, Shaw AC. Age-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response. The Journal Of Immunology 2010, 184: 2518-2527. PMID: 20100933, PMCID: PMC3867271, DOI: 10.4049/jimmunol.0901022.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAntibodies, ViralCytokinesDendritic CellsFemaleFlow CytometryHumansInfluenza A Virus, H1N1 SubtypeInfluenza VaccinesInterleukin-12 Subunit p40Interleukin-6Linear ModelsMaleMiddle AgedReverse Transcriptase Polymerase Chain ReactionToll-Like ReceptorsTumor Necrosis Factor-alphaYoung AdultConceptsPrimary human dendritic cellsDendritic cellsHuman dendritic cellsMyeloid DCsPlasmacytoid DCsCytokine productionTLR functionTNF-alphaIntracellular cytokine productionPoor Ab responsesInfluenza vaccine responsesMyeloid dendritic cellsPlasmacytoid dendritic cellsYoung individualsIntracellular cytokine stainingIL-12 productionIFN-alpha productionTLR ligand stimulationTLR gene expressionInnate immune responseAge-Associated DecreaseTLR8 engagementInfluenza immunizationAge-associated effectsCytokine staining
2009
Human innate immunosenescence: causes and consequences for immunity in old age
Panda A, Arjona A, Sapey E, Bai F, Fikrig E, Montgomery RR, Lord JM, Shaw AC. Human innate immunosenescence: causes and consequences for immunity in old age. Trends In Immunology 2009, 30: 325-333. PMID: 19541535, PMCID: PMC4067971, DOI: 10.1016/j.it.2009.05.004.Peer-Reviewed Original ResearchConceptsInnate immune system initiatesNatural killer T cellsOlder ageAntiviral cytokine productionKiller T cellsInnate immune responseInnate immune systemDendritic cellsNatural killerCytokine productionHuman immunosenescenceT cellsImmune responseAdaptive immunityImmune systemInnate immunityImmunityAgeCellsDiverse cellsImmunosenescenceVaccinationNeutrophilsMonocytesInfection