2015
Leukocyte-specific protein 1 regulates T-cell migration in rheumatoid arthritis
Hwang SH, Jung SH, Lee S, Choi S, Yoo SA, Park JH, Hwang D, Shim SC, Sabbagh L, Kim KJ, Park SH, Cho CS, Kim BS, Leng L, Montgomery RR, Bucala R, Chung YJ, Kim WU. Leukocyte-specific protein 1 regulates T-cell migration in rheumatoid arthritis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: e6535-e6543. PMID: 26554018, PMCID: PMC4664344, DOI: 10.1073/pnas.1514152112.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArthritis, ExperimentalArthritis, RheumatoidCalcium-Binding ProteinsCell MovementCells, CulturedChronic DiseaseExtracellular Signal-Regulated MAP KinasesGene DosageGene Expression ProfilingGenetic Predisposition to DiseaseHumansHypersensitivity, DelayedInflammationMiceMicrofilament ProteinsPhosphorylationReceptors, Antigen, T-CellT-LymphocytesConceptsT cell migrationRheumatoid arthritisT cellsImmune dysfunctionPathogenesis of RAPeripheral T cellsT cell activationT cell receptor activationProtein expression levelsLymph nodesChronic inflammationCytokine responsesInflamed synoviumAutoimmune diseasesLeukocyte-specific protein 1Primary T cellsRA susceptibilityReceptor activationDisease severityMigratory capacityLSP1 geneDiminished expressionTarget tissuesCell motilityProtein 1
2012
Impaired Toll-Like Receptor 3-Mediated Immune Responses from Macrophages of Patients Chronically Infected with Hepatitis C Virus
Qian F, Bolen CR, Jing C, Wang X, Zheng W, Zhao H, Fikrig E, Bruce RD, Kleinstein SH, Montgomery RR. Impaired Toll-Like Receptor 3-Mediated Immune Responses from Macrophages of Patients Chronically Infected with Hepatitis C Virus. MSphere 2012, 20: 146-155. PMID: 23220997, PMCID: PMC3571267, DOI: 10.1128/cvi.00530-12.Peer-Reviewed Original ResearchMeSH KeywordsAdultFemaleGene ExpressionGenotypeHepacivirusHepatitis C, ChronicHumansInflammationInterferon-betaInterferonsInterleukinsLeukocytes, MononuclearMacrophagesMalePhosphorylationPolymorphism, Single NucleotideSignal TransductionSTAT1 Transcription FactorToll-Like Receptor 3Tumor Necrosis Factor-alphaViral LoadConceptsToll-like receptor 3Peripheral blood mononuclear cellsHepatitis C virusImmune responseHCV patientsC virusExpression of TLR3Clearance of HCVCommon chronic blood-borne infectionElevated innate immune responseImpaired toll-like receptorPrimary macrophagesHCV genotype 1Ongoing inflammatory responseMajority of patientsBlood-borne infectionsBlood mononuclear cellsToll-like receptorsIFN response genesPotential therapeutic approachInnate immune responseMacrophages of patientsElevated baseline expressionTLR3 pathwayViral clearance
2011
Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly
Qian F, Wang X, Zhang L, Chen S, Piecychna M, Allore H, Bockenstedt L, Malawista S, Bucala R, Shaw AC, Fikrig E, Montgomery RR. Age‐associated elevation in TLR5 leads to increased inflammatory responses in the elderly. Aging Cell 2011, 11: 104-110. PMID: 22023165, PMCID: PMC3257374, DOI: 10.1111/j.1474-9726.2011.00759.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAgingExtracellular Signal-Regulated MAP KinasesFemaleHumansInflammationInterleukin-8MaleMiddle AgedMonocytesMultivariate AnalysisNF-kappa BP38 Mitogen-Activated Protein KinasesPhosphorylationProtein TransportRNA, MessengerSignal TransductionToll-Like Receptor 5Tumor Necrosis Factor-alphaConceptsToll-like receptorsIL-8Multivariable mixed-effects modelsOlder individualsElevated IL-8Levels of TLR5Expression of TLR5Production of TNFAge-associated elevationAge-related decreaseDendritic cellsImmune responsivenessElderly donorsInflammatory responseImmune functionNF-κBTLR5Progressive declineMonocytesMixed effects modelsMAPK p38Significant increaseEffects modelAssociated increaseCritical mechanism
2010
Anaplasma phagocytophilum induces actin phosphorylation to selectively regulate gene transcription in Ixodes scapularis ticks
Sultana H, Neelakanta G, Kantor FS, Malawista SE, Fish D, Montgomery RR, Fikrig E. Anaplasma phagocytophilum induces actin phosphorylation to selectively regulate gene transcription in Ixodes scapularis ticks. Journal Of Experimental Medicine 2010, 207: 1727-1743. PMID: 20660616, PMCID: PMC2916137, DOI: 10.1084/jem.20100276.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnaplasma phagocytophilumAnimalsCell LineCell NucleusEnzyme InhibitorsGastrointestinal TractGene ExpressionGene Expression RegulationGTP-Binding Protein beta SubunitsGTP-Binding Protein gamma SubunitsInsect ProteinsIxodesP21-Activated KinasesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationPromoter Regions, GeneticProtein BindingRNA InterferenceRNA Polymerase IISalivary GlandsSalivary Proteins and PeptidesSignal TransductionTATA-Box Binding ProteinTranscription, GeneticConceptsRNA polymerase IIActin phosphorylationTATA box-binding proteinNuclear G-actinPhosphorylation of actinP21-activated kinaseA. phagocytophilumA. phagocytophilum survivalTick cell linesIxodes scapularis ticksPolymerase IIPhosphorylated actinGene crucialGbetagamma subunitsGene transcriptionFilamentous actinAnaplasma phagocytophilumGene expressionBacterial acquisitionScapularis ticksPhosphorylationG-actinIntracellular pathogensMedical importanceActin
1983
Regulation of mouse oocyte meiotic maturation: Implication of a decrease in oocyte cAMP and protein dephosphorylation in commitment to resume meiosis
Schultz R, Montgomery R, Belanoff J. Regulation of mouse oocyte meiotic maturation: Implication of a decrease in oocyte cAMP and protein dephosphorylation in commitment to resume meiosis. Developmental Biology 1983, 97: 264-273. PMID: 6189752, DOI: 10.1016/0012-1606(83)90085-4.Peer-Reviewed Original ResearchConceptsGerminal vesicle breakdownOocyte cAMPResumption of meiosisOocyte cAMP concentrationMeiotic maturationCumulus cell-oocyte complexesLevels of cAMPCAMP phosphodiesterase inhibitorDbcAMP-containing mediumAntral folliclesPreovulatory antral folliclesPhosphodiesterase inhibitorOocyte meiotic maturationCumulus cellsMouse oocyte meiotic maturationCAMP levelsVesicle breakdownCAMP concentrationDibutyryl cAMPBiochemical changesIBMXPeriod of timePossible roleFolliclesOocytes