2023
Serum Response Factor Reduces Gene Expression Noise and Confers Cell State Stability
Zhang J, Wu Q, Hu X, Wang Y, Lu J, Chakraborty R, Martin K, Guo S. Serum Response Factor Reduces Gene Expression Noise and Confers Cell State Stability. Stem Cells 2023, 41: 907-915. PMID: 37386941, PMCID: PMC11009695, DOI: 10.1093/stmcls/sxad051.Peer-Reviewed Original ResearchConceptsMouse pluripotent stem cellsSerum response factorPluripotent stem cellsCell fate stabilityRole of SRFGene expression noiseHeterogeneous gene expressionResponse factorStem cellsNaïve pluripotencyCell state heterogeneityLineage primingExpression noiseActin dynamicsCellular statesPluripotent cellsSRF functionCell statesMechanical signalingGene expressionFunctional modulationCentral mediatorSerum-containing culturesState heterogeneityCells
2019
Promoters to Study Vascular Smooth Muscle
Chakraborty R, Saddouk FZ, Carrao AC, Krause DS, Greif DM, Martin KA. Promoters to Study Vascular Smooth Muscle. Arteriosclerosis Thrombosis And Vascular Biology 2019, 39: 603-612. PMID: 30727757, PMCID: PMC6527360, DOI: 10.1161/atvbaha.119.312449.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCell LineCell LineageCell TransdifferentiationGene Expression RegulationGene Knockout TechniquesGene TargetingHumansMiceMicrofilament ProteinsMuscle ProteinsMuscle, Smooth, VascularMyocytes, Smooth MuscleMyofibroblastsMyosin Heavy ChainsNeovascularization, PathologicNeovascularization, PhysiologicPhenotypePromoter Regions, GeneticRecombinant Fusion ProteinsConceptsSmooth muscle cellsCre driver linesDiversity of phenotypesMuscle cell typesVisceral smooth muscle cellsSMC transdifferentiationActa2 promoterRemarkable plasticityExciting new eraSMC functionCell typesCre linesEmbryonic heartExciting discoveriesPhenotypeMuscle cellsPerivascular adipocytesPromoterVascular smooth muscleNonmuscular cellsExpressionMyeloid cellsCardiovascular phenotypesCellsBlood vessel wall
1997
A Competitive Mechanism of CArG Element Regulation by YY1 and SRF: Implications for Assessment of Phox1/MHox Transcription Factor Interactions at CArG Elements
Martin K, Gualberto A, Kolman M, Lowry J, Walsh K. A Competitive Mechanism of CArG Element Regulation by YY1 and SRF: Implications for Assessment of Phox1/MHox Transcription Factor Interactions at CArG Elements. DNA And Cell Biology 1997, 16: 653-661. PMID: 9174170, DOI: 10.1089/dna.1997.16.653.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCells, CulturedChick EmbryoDNA-Binding ProteinsErythroid-Specific DNA-Binding FactorsGene Expression RegulationHomeodomain ProteinsMuscle, SkeletalNuclear ProteinsPoint MutationPromoter Regions, GeneticSequence Analysis, DNASerum Response FactorTranscription FactorsYY1 Transcription FactorConceptsSerum response factorMuscle-specific expressionCArG elementsTranscription factor serum response factorTranscription factor interactionsDNA regulatory elementsMuscle-specific genesSkeletal alpha-actinImmediate early genesCArG boxSRF bindingTranscriptional activationRegulatory elementsPoint mutantsYY1 repressionSerum inductionYY1Regulatory factorsEarly genesYY1 overexpressionAlpha-actinRepressionPoint mutationsResponse factorMutants
1996
Recruitment of purinergically stimulated Cl- channels from granule membrane to plasma membrane
Merlin D, Guo X, Martin K, Laboisse C, Landis D, Dubyak G, Hopfer U. Recruitment of purinergically stimulated Cl- channels from granule membrane to plasma membrane. American Journal Of Physiology 1996, 271: c612-c619. PMID: 8770002, DOI: 10.1152/ajpcell.1996.271.2.c612.Peer-Reviewed Original ResearchConceptsHT29-ClGranule fusionCl- channelsFungal metabolite wortmanninCAMP-activated Cl- channelMucin granulesCell linesRegulated exocytosisWortmannin concentrationsPlasma membraneActin depolymerizationWortmannin inhibitionCell line HT-29Granule membranesExtracellular ATPEpithelial cellsFusion inhibitorsHuman adenocarcinoma cell line HT-29WortmanninSecretion releaseCl- conductancePhalloidinMembraneDifferential inhibitionHT-29
1994
The mouse creatine kinase paired E-box element confers muscle-specific expression to a heterologous promoter embryonic chicken primary cell culture; CAT assay; luciferase assay; human growth hormone assay
Martin K, Walsh K, Mader S. The mouse creatine kinase paired E-box element confers muscle-specific expression to a heterologous promoter embryonic chicken primary cell culture; CAT assay; luciferase assay; human growth hormone assay. Gene 1994, 142: 275-278. PMID: 8194764, DOI: 10.1016/0378-1119(94)90274-7.Peer-Reviewed Original Research