2023
Platelet response to influenza vaccination reflects effects of aging
Konstorum A, Mohanty S, Zhao Y, Melillo A, Vander Wyk B, Nelson A, Tsang S, Blevins T, Belshe R, Chawla D, Rondina M, Gill T, Montgomery R, Allore H, Kleinstein S, Shaw A. Platelet response to influenza vaccination reflects effects of aging. Aging Cell 2023, 22: e13749. PMID: 36656789, PMCID: PMC9924941, DOI: 10.1111/acel.13749.Peer-Reviewed Original ResearchConceptsCommunity-dwelling older adultsPlatelet activationOlder adultsInfluenza vaccinationAge-associated chronic inflammationInfluence platelet functionRNA expressionPro-inflammatory diseasesAge-associated increasePlatelet activation pathwaysAge-associated differencesActivation pathwayPlatelet transcriptomeGeriatric conditionsChronic inflammationImmune responsePlatelet functionPlatelet responseSNF residentsVaccinationActivation responseYoung individualsProtein levelsAdultsYounger participants
2014
Human monocytes have increased IFN-γ-mediated IL-15 production with age alongside altered IFN-γ receptor signaling
Lee N, Shin MS, Kang KS, Yoo SA, Mohanty S, Montgomery RR, Shaw AC, Kang I. Human monocytes have increased IFN-γ-mediated IL-15 production with age alongside altered IFN-γ receptor signaling. Clinical Immunology 2014, 152: 101-110. PMID: 24657713, PMCID: PMC4018768, DOI: 10.1016/j.clim.2014.03.003.Peer-Reviewed Original ResearchReduced 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 expressionAdultsStimulationLeukocytes
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
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