2013
Functional Polymorphisms in the Gene Encoding Macrophage Migration Inhibitory Factor Are Associated With Gram-Negative Bacteremia in Older Adults
Das R, Subrahmanyan L, Yang IV, van Duin D, Levy R, Piecychna M, Leng L, Montgomery RR, Shaw A, Schwartz DA, Bucala R. Functional Polymorphisms in the Gene Encoding Macrophage Migration Inhibitory Factor Are Associated With Gram-Negative Bacteremia in Older Adults. The Journal Of Infectious Diseases 2013, 209: 764-768. PMID: 24158957, PMCID: PMC3923543, DOI: 10.1093/infdis/jit571.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorMigration inhibitory factorLow expressionOlder adultsInhibitory factorSurface Toll-like receptor 4Toll-like receptor 4Gram-negative bacteremiaPeripheral blood monocytesNegative bacterial infectionsMIF productionImmune mediatorsNegative bacteremiaHealthy controlsReceptor 4Blood monocytesOlder subjectsBacterial infectionsFunctional polymorphismsHigh expressionBacteremiaAdultsExpressionPatientsCohort
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
2010
Increased TLR4 Expression and Downstream Cytokine Production in Immunosuppressed Adults Compared to Non-Immunosuppressed Adults
Dunne DW, Shaw A, Bockenstedt LK, Allore HG, Chen S, Malawista SE, Leng L, Mizue Y, Piecychna M, Zhang L, Towle V, Bucala R, Montgomery RR, Fikrig E. Increased TLR4 Expression and Downstream Cytokine Production in Immunosuppressed Adults Compared to Non-Immunosuppressed Adults. PLOS ONE 2010, 5: e11343. PMID: 20596538, PMCID: PMC2893205, DOI: 10.1371/journal.pone.0011343.Peer-Reviewed Original ResearchConceptsNon-immunosuppressed adultsMIF levelsImmunosuppressive medicationsAutoimmune diseasesIL-8Cytokine productionMonocyte Toll-like receptor (TLR) expressionInnate immunityToll-like receptor expressionEnhanced innate immune responseAltered host immunityAutoimmune disease groupDownstream cytokine productionNon-immunosuppressed individualsUnderlying autoimmune diseaseFeatures of patientsHuman peripheral blood monocytesTLR4 surface expressionCytokine IL-8Number of patientsSurface expressionPeripheral blood monocytesInnate immune responseRisk of infectionImmunosuppressed adults
2007
Age-Associated Defect in Human TLR-1/2 Function
van Duin D, Mohanty S, Thomas V, Ginter S, Montgomery RR, Fikrig E, Allore HG, Medzhitov R, Shaw AC. Age-Associated Defect in Human TLR-1/2 Function. The Journal Of Immunology 2007, 178: 970-975. PMID: 17202359, DOI: 10.4049/jimmunol.178.2.970.Peer-Reviewed Original ResearchConceptsTLR1 surface expressionCytokine productionTLR functionTNF-alphaSurface expressionMultivariable mixed-effects modelsOlder adultsImpaired vaccine responsesTLR2 surface expressionInfection-related morbidityPeripheral blood monocytesYears of ageVaccine responsesIL-6Aged miceBlood monocytesYoung controlsFlow cytometryMixed effects modelsAge categoriesTLR1/2TLREffects modelN-palmitoylAdults