2008
TNF-&agr; Induces MMP2 Gelatinase Activity and MT1-MMP Expression in an In Vitro Model of Nucleus Pulposus Tissue Degeneration
Séguin CA, Pilliar RM, Madri JA, Kandel RA. TNF-&agr; Induces MMP2 Gelatinase Activity and MT1-MMP Expression in an In Vitro Model of Nucleus Pulposus Tissue Degeneration. Spine 2008, 33: 356-365. PMID: 18277865, DOI: 10.1097/brs.0b013e3181642a5e.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCattleElectrophoretic Mobility Shift AssayExtracellular Signal-Regulated MAP KinasesGene ExpressionImmunoblottingIn Vitro TechniquesIntervertebral DiscLuciferasesMatrix Metalloproteinase 14Matrix Metalloproteinase 2Reverse Transcriptase Polymerase Chain ReactionTumor Necrosis Factor-alphaUp-RegulationConceptsMMP-2 gelatinase activityERK MAPK pathwayTranscriptional activationMT1-MMPElectrophoretic mobility shift assaysMT1-MMP promoterMMP-2 geneMobility shift assaysSignal transduction mechanismsProtein levelsERK 1/2 activationNP tissuesTranscription factorsShift assaysMT1-MMP expressionReporter constructsTNF-alpha inductionERK MAPKGelatinase activityLuciferase constructEgr-1TNF-alpha treatmentMMP-2 activationSP-1Transduction mechanisms
2002
Transcription Factor Sp1 Phosphorylation Induced by Shear Stress Inhibits Membrane Type 1-Matrix Metalloproteinase Expression in Endothelium*
Yun S, Dardik A, Haga M, Yamashita A, Yamaguchi S, Koh Y, Madri JA, Sumpio BE. Transcription Factor Sp1 Phosphorylation Induced by Shear Stress Inhibits Membrane Type 1-Matrix Metalloproteinase Expression in Endothelium*. Journal Of Biological Chemistry 2002, 277: 34808-34814. PMID: 12093818, DOI: 10.1074/jbc.m205417200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceCells, CulturedDNADNA-Binding ProteinsEarly Growth Response Protein 1Electrophoretic Mobility Shift AssayEndothelium, VascularImmediate-Early ProteinsMatrix Metalloproteinases, Membrane-AssociatedMetalloendopeptidasesNogalamycinPhosphorylationPromoter Regions, GeneticRatsRats, Sprague-DawleyRNA, MessengerSp1 Transcription FactorStress, PhysiologicalTranscription FactorsConceptsMT1-MMP expressionEgr-1MRNA transcriptionMT1-MMP promoterPost-translational modificationsCalf intestinal phosphataseDistinct environmental stimuliTranscription factor expressionSp1 phosphorylationEgr-1 expressionSp1 DNAEndothelial cell migrationSerine phosphorylationPromoter sitesSp1Cell migrationEnvironmental stimuliMatrix remodelingIntestinal phosphataseProtein levelsTranscriptionTime-dependent fashionPhosphorylationMechanical forcesExpression