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 adultsAge-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