2008
Anaplasma phagocytophilum Increases Cathepsin L Activity, Thereby Globally Influencing Neutrophil Function
Thomas V, Samanta S, Fikrig E. Anaplasma phagocytophilum Increases Cathepsin L Activity, Thereby Globally Influencing Neutrophil Function. Infection And Immunity 2008, 76: 4905-4912. PMID: 18765732, PMCID: PMC2573316, DOI: 10.1128/iai.00851-08.Peer-Reviewed Original ResearchMeSH KeywordsAnaplasma phagocytophilumCathepsin LCathepsinsCysteine EndopeptidasesEhrlichiosisElectrophoretic Mobility Shift AssayGene Expression Regulation, BacterialHL-60 CellsHomeodomain ProteinsHumansImmunoblottingImmunoprecipitationNeutrophilsNuclear ProteinsRepressor ProteinsReverse Transcriptase Polymerase Chain ReactionTranscription FactorsConceptsA. phagocytophilum infectionPhagocytophilum infectionCathepsin L activityNeutrophil functionA. phagocytophilumL activityHuman neutrophil peptides 1Polymorphonuclear leukocyte functionNeutrophil peptide-1Human granulocytic anaplasmosisTherapeutic optionsNeutrophil defenseLeukocyte functionCathepsin LPeptide-1InfectionObligate intracellular pathogensMarked reductionGranulocytic anaplasmosisIntracellular pathogensCDP activityHost oxidative burstAnaplasma phagocytophilumPhagocytophilumOxidative burst
2005
Anaplasma phagocytophilum Modulates gp91phox Gene Expression through Altered Interferon Regulatory Factor 1 and PU.1 Levels and Binding of CCAAT Displacement Protein
Thomas V, Samanta S, Wu C, Berliner N, Fikrig E. Anaplasma phagocytophilum Modulates gp91phox Gene Expression through Altered Interferon Regulatory Factor 1 and PU.1 Levels and Binding of CCAAT Displacement Protein. Infection And Immunity 2005, 73: 208-218. PMID: 15618156, PMCID: PMC538944, DOI: 10.1128/iai.73.1.208-218.2005.Peer-Reviewed Original ResearchMeSH KeywordsAnaplasma phagocytophilumDNA-Binding ProteinsGene Expression RegulationHL-60 CellsHomeodomain ProteinsHumansInterferon Regulatory Factor-1Membrane GlycoproteinsNADPH Oxidase 2NADPH OxidasesNuclear ProteinsPhosphoproteinsPhosphorylationPromoter Regions, GeneticProto-Oncogene ProteinsRepressor ProteinsSTAT1 Transcription FactorTrans-ActivatorsTranscription FactorsTranscription, GeneticConceptsCCAAT displacement proteinRegulatory factor 1IRF-1IRF-1 promoterRegulation of genesA. phagocytophilum-infected cellsFirst molecular mechanismFactor 1Interferon regulatory factor 1IFN-gamma signalingActivator proteinGene transcriptionAnaplasma phagocytophilumTranscriptional inhibitionGene expressionMolecular mechanismsNuclear extractsGamma interferon stimulationPhosphorylated STAT1Interferon stimulationGenesA. phagocytophilum infectionProteinProtein expressionReduced expression
2000
Inhibition of Th1 Differentiation by IL-6 Is Mediated by SOCS1
Diehl S, Anguita J, Hoffmeyer A, Zapton T, Ihle J, Fikrig E, Rincón M. Inhibition of Th1 Differentiation by IL-6 Is Mediated by SOCS1. Immunity 2000, 13: 805-815. PMID: 11163196, DOI: 10.1016/s1074-7613(00)00078-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen-Presenting CellsCarrier ProteinsCell DifferentiationDNA-Binding ProteinsGene ExpressionInterferon-gammaInterleukin-12Interleukin-4Interleukin-6MiceReceptors, InterferonRepressor ProteinsSignal TransductionSTAT1 Transcription FactorSuppressor of Cytokine Signaling 1 ProteinSuppressor of Cytokine Signaling ProteinsTh1 CellsTrans-ActivatorsUp-RegulationConceptsIFNgamma gene expressionReceptor-mediated signalsIndependent molecular mechanismsFunctional pleiotropyTranscription 1 (STAT1) phosphorylationNovel functionNegative regulationSignal transducerGene expressionMolecular mechanismsCell differentiationCell typesT cell activationDifferentiationTh2 differentiationTh1 differentiationCell activationNonimmune cellsExpressionTh1 cell differentiationImportant roleCellsInhibitionPleiotropyPhosphorylation