2020
How Inflammation Blunts Innate Immunity in Aging
Goldberg EL, Shaw AC, Montgomery RR. How Inflammation Blunts Innate Immunity in Aging. Interdisciplinary Topics In Gerontology And Geriatrics 2020, 43: 1-17. PMID: 32294641, PMCID: PMC8063508, DOI: 10.1159/000504480.Peer-Reviewed Original ResearchConceptsImmune responseInnate immunityPoor vaccine responsesInnate immune cellsFunctional immune responsesResolution of inflammationInnate immune responseBioactive lipid mediatorsSeverity of infectionImpaired tissue repairInnate immune systemInflammation influencesInflammatory changesLymph nodesVaccine responsesChronic inflammationImmune cellsImmune protectionImmune responsivenessAntigen presentationLipid mediatorsCytokine dynamicsTissue surveillanceImmune systemMolecular dysregulation
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 ResearchConceptsInnate 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
2015
Paradoxical changes in innate immunity in aging: recent progress and new directions
Montgomery RR, Shaw AC. Paradoxical changes in innate immunity in aging: recent progress and new directions. Journal Of Leukocyte Biology 2015, 98: 937-943. PMID: 26188078, PMCID: PMC4661037, DOI: 10.1189/jlb.5mr0315-104r.Peer-Reviewed Original ResearchConceptsImmune responseInnate immune changesInnate immune responseCytokine levelsInappropriate elevationImmune changesNaïve cell populationT cellsAdaptive immunityViral infectionParadoxical increaseInnate immunityMultiple cell typesParadoxical changesCell populationsActivation stateImmunityCell typesSevere consequencesResponseTissue contextImmunosenescenceVaccinationPopulationInfection
2013
Age-dependent dysregulation of innate immunity
Shaw AC, Goldstein DR, Montgomery RR. Age-dependent dysregulation of innate immunity. Nature Reviews Immunology 2013, 13: 875-887. PMID: 24157572, PMCID: PMC4096436, DOI: 10.1038/nri3547.Peer-Reviewed Original ResearchConceptsMetabolic syndromeIntracellular killingInnate immunityToll-like receptor functionNeutrophil extracellular trap formationBasal cytokine productionInnate immune dysregulationDendritic cell populationsMonocyte-derived DCsChronic viral infectionsMyeloid cells-1Pro-inflammatory milieuChronic inflammatory conditionsInnate immune activationVirus-infected macrophagesExtracellular trap formationAge-dependent dysregulationInnate immune systemPattern recognition receptorsAge-associated alterationsMacrophage colony-stimulating factorGranulocyte/macrophage colony-stimulating factorColony-stimulating factorTLR expressionImmune dysregulation
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
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
2007
Abrogation of macrophage migration inhibitory factor decreases West Nile virus lethality by limiting viral neuroinvasion
Arjona A, Foellmer HG, Town T, Leng L, McDonald C, Wang T, Wong SJ, Montgomery RR, Fikrig E, Bucala R. Abrogation of macrophage migration inhibitory factor decreases West Nile virus lethality by limiting viral neuroinvasion. Journal Of Clinical Investigation 2007, 117: 3059-3066. PMID: 17909632, PMCID: PMC1994625, DOI: 10.1172/jci32218.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorMigration inhibitory factorViral neuroinvasionWest Nile virusInvolvement of MIFInhibitory factorProinflammatory cytokine macrophage migration inhibitory factorCytokine macrophage migration inhibitory factorWNV-infected miceBlood-brain barrierLife-threatening encephalitisWild-type miceAcute WNV infectionFlavivirus West Nile virusMIF expressionMIF levelsViral loadWNV encephalitisMIF actionPharmacotherapeutic approachesInflammatory responseWNV infectionCerebrospinal fluidSusceptible individualsInnate immunity