2021
MAL2 mediates the formation of stable HER2 signaling complexes within lipid raft-rich membrane protrusions in breast cancer cells
Jeong J, Shin JH, Li W, Hong JY, Lim J, Hwang JY, Chung JJ, Yan Q, Liu Y, Choi J, Wysolmerski J. MAL2 mediates the formation of stable HER2 signaling complexes within lipid raft-rich membrane protrusions in breast cancer cells. Cell Reports 2021, 37: 110160. PMID: 34965434, PMCID: PMC8762588, DOI: 10.1016/j.celrep.2021.110160.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Agents, ImmunologicalBreast NeoplasmsCell ProliferationCytoskeletal ProteinsDrug Resistance, NeoplasmEndocytosisFemaleHumansMembrane MicrodomainsMyelin and Lymphocyte-Associated Proteolipid ProteinsPhosphoproteinsPlasma Membrane Calcium-Transporting ATPasesReceptor, ErbB-2Sodium-Hydrogen ExchangersTrastuzumabTumor Cells, CulturedConceptsLipid raft formationBreast cancer cellsLipid raftsLipid raft resident proteinsCancer cellsRaft formationRaft-resident proteinsProximity ligation assayProtein complexesMembrane protrusionsProtein interactionsPlasma membraneLigation assayMAL2Membrane stabilityStructural organizationPotential therapeutic targetPhysical interactionMembrane retentionProteinRaftsTherapeutic targetCellsIntracellular calcium concentrationLow intracellular calcium concentration
2020
Surfing on Membrane Waves: Microvilli, Curved Membranes, and Immune Signaling
Orbach R, Su X. Surfing on Membrane Waves: Microvilli, Curved Membranes, and Immune Signaling. Frontiers In Immunology 2020, 11: 2187. PMID: 33013920, PMCID: PMC7516127, DOI: 10.3389/fimmu.2020.02187.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsCarrier ProteinsCell LineCell MembraneCell ShapeCyclodextrinsCytokinesGlycocalyxHumansLymphocyte ActivationMembrane LipidsMembrane ProteinsMiceMicrofilament ProteinsMicroscopy, Electron, ScanningMicrovilliReceptors, Antigen, T-CellSignal TransductionStress, MechanicalSurface PropertiesSynaptosomesT-LymphocytesConceptsFunctional consequencesFinger-like membrane protrusionsT cell signalingSuper-resolution microscopyLocal membrane curvatureActin cytoskeletonMembrane protrusionsSignal transductionCell signalingMembrane curvatureCurved membranesImmune signalingBiochemical activityUnique compartmentLymphocyte microvilliMicrovillus formationCell typesLocal membraneCytoskeletonSignalingMicrovilliMembraneBody of evidenceMembrane wavesImportant role
2017
HER2 signaling regulates HER2 localization and membrane retention
Jeong J, Kim W, Kim LK, VanHouten J, Wysolmerski JJ. HER2 signaling regulates HER2 localization and membrane retention. PLOS ONE 2017, 12: e0174849. PMID: 28369073, PMCID: PMC5378417, DOI: 10.1371/journal.pone.0174849.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsApoptosisBreast NeoplasmsCalciumCell Line, TumorCell MembraneCell ProliferationErbB ReceptorsGene Knockdown TechniquesHumansIntracellular SpaceLapatinibPlasma Membrane Calcium-Transporting ATPasesQuinazolinesReceptor, ErbB-2Receptor, ErbB-3RNA, Small InterferingUbiquitinationConceptsMembrane protrusionsCell surfaceSpecific plasma membrane domainsPlasma membrane domainsReceptor tyrosine kinasesMembrane domainsErbB family membersErbB3/HER3Tyrosine kinaseGenetic knockdownHER2 ubiquitinationHER2/HER3PMCA2 expressionPharmacologic inhibitionUbiquitinationERBB2 geneHsp90HER2/EGFRCalcium pumpMembrane retentionInternalizationHuman breast cancerFamily membersHER3Expression
2015
Subcellular and Dynamic Coordination between Src Activity and Cell Protrusion in Microenvironment
Zhuo Y, Qian T, Wu Y, Seong J, Gong Y, Ma H, Wang Y, Lu S. Subcellular and Dynamic Coordination between Src Activity and Cell Protrusion in Microenvironment. Scientific Reports 2015, 5: 12963. PMID: 26261043, PMCID: PMC4531316, DOI: 10.1038/srep12963.Peer-Reviewed Original ResearchConceptsSrc kinase activitySrc activationKinase activityFluorescence resonance energy transfer (FRET)-based biosensorsInitiation of cell migrationNon-polarized cellsCoordinated molecular eventsAutomated computer image analysisMembrane protrusionsCell protrusionsCell polarityProtrusive edgesPolarized cellsMigration of endothelial cellsCell migrationSrcEndothelial cellsMolecular eventsSpatiotemporal coordinationSpatiotemporal controlEndothelial migrationCellsComputer image analysisCell edgeTumor micro-environment
2014
Contribution of sodium channels to lamellipodial protrusion and Rac1 and ERK1/2 activation in ATP‐stimulated microglia
Persson A, Estacion M, Ahn H, Liu S, Stamboulian‐Platel S, Waxman SG, Black JA. Contribution of sodium channels to lamellipodial protrusion and Rac1 and ERK1/2 activation in ATP‐stimulated microglia. Glia 2014, 62: 2080-2095. PMID: 25043721, DOI: 10.1002/glia.22728.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsAnimals, NewbornBrainCell MovementCells, CulturedEnzyme ActivationEnzyme InhibitorsGene Expression RegulationMembrane PotentialsMiceMice, TransgenicMicrogliaMitogen-Activated Protein Kinase 3NAV1.6 Voltage-Gated Sodium ChannelPseudopodiarac1 GTP-Binding ProteinRatsRats, Sprague-DawleySignal TransductionSodium Channel BlockersConceptsActin-rich membrane protrusionsStream signaling cascadesAccumulation of Rac1Modulation of Rac1Sodium channel activityChannel activitySodium channelsP38α/βCellular polarizationMembrane protrusionsSignal transductionLamellipodial protrusionCellular pathwaysSignaling cascadesCoordinated processCytoskeletal elementsMembrane adhesionRac1Dependent pathwayPhosphorylated ERK1/2Central nervous systemATPERK1/2ATP stimulationActivated state
2013
β1 integrin regulates Arg to promote invadopodial maturation and matrix degradation
Beaty BT, Sharma VP, Bravo-Cordero JJ, Simpson MA, Eddy RJ, Koleske AJ, Condeelis J. β1 integrin regulates Arg to promote invadopodial maturation and matrix degradation. Molecular Biology Of The Cell 2013, 24: 1661-1675. PMID: 23552693, PMCID: PMC3667720, DOI: 10.1091/mbc.e12-12-0908.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsActinsCell Line, TumorCell MovementCortactinExtracellular MatrixGene Expression Regulation, NeoplasticHumansIntegrin beta1PhosphorylationProtein BindingProtein MultimerizationProtein-Tyrosine KinasesPseudopodiaRNA, Small InterferingSignal TransductionTyrosineConceptsΒ1 integrinBarbed end formationInvasive membrane protrusionsMatrix degradationΒ1 integrin activationMature invadopodiaInvadopodial functionMetastatic human breast cancer cellsMembrane protrusionsExtracellular matrix degradationCortactin phosphorylationTyrosine 421InvadopodiaIntegrin activationMatrix proteolysisHuman breast cancer cellsThree-dimensional matrixPrecursor maturationBreast cancer cellsMetastatic tumor cellsIntegrinsCancer cellsPhosphorylationMaturationFundamental role
2011
Twist1-Induced Invadopodia Formation Promotes Tumor Metastasis
Eckert M, Lwin T, Chang A, Kim J, Danis E, Ohno-Machado L, Yang J. Twist1-Induced Invadopodia Formation Promotes Tumor Metastasis. Cancer Cell 2011, 19: 372-386. PMID: 21397860, PMCID: PMC3072410, DOI: 10.1016/j.ccr.2011.01.036.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Vesicular TransportAnimalsBase SequenceBreast NeoplasmsCell LineCell Line, TumorCell MovementCell Surface ExtensionsElectrophoresis, Polyacrylamide GelEpithelial-Mesenchymal TransitionFemaleHEK293 CellsHumansMiceMice, NudeNeoplasm MetastasisNeoplasmsNuclear ProteinsReceptor, Platelet-Derived Growth Factor alphaReverse Transcriptase Polymerase Chain ReactionRNA InterferenceSignal Transductionsrc Homology DomainsTwist-Related Protein 1ConceptsInvadopodia formationTumor metastasisFormation of invadopodiaDirect transcriptional targetTwist1 transcription factorEMT-inducing signalsMatrix degradationPromotes Tumor MetastasisMembrane protrusionsExtracellular matrix degradationTranscriptional targetsTranscription factorsInvadopodiaPDGFRα expressionMesenchymal transitionTwist1Central mediatorPDGFRαKey functions
2010
Specific tyrosine phosphorylation sites on cortactin regulate Nck1-dependent actin polymerization in invadopodia
Oser M, Mader CC, Gil-Henn H, Magalhaes M, Bravo-Cordero JJ, Koleske AJ, Condeelis J. Specific tyrosine phosphorylation sites on cortactin regulate Nck1-dependent actin polymerization in invadopodia. Journal Of Cell Science 2010, 123: 3662-3673. PMID: 20971703, PMCID: PMC3037016, DOI: 10.1242/jcs.068163.Peer-Reviewed Original ResearchConceptsTyrosine phosphorylation sitesTumor cell invasionActin polymerizationPhosphorylation sitesCell invasionTyrosine 421Actin barbed endsPhosphorylation of tyrosineRegulatory switchSH2 domainMembrane protrusionsInvadopodiaCrucial residuesCortactinBarbed endsDirect bindingInvasive carcinoma cellsPhosphorylationNck1Carcinoma cellsFRET interactionsInvasionCellsPhosphotyrosineSites
2009
Cortactin regulates cofilin and N-WASp activities to control the stages of invadopodium assembly and maturation
Oser M, Yamaguchi H, Mader CC, Bravo-Cordero JJ, Arias M, Chen X, DesMarais V, van Rheenen J, Koleske AJ, Condeelis J. Cortactin regulates cofilin and N-WASp activities to control the stages of invadopodium assembly and maturation. Journal Of Cell Biology 2009, 186: 571-587. PMID: 19704022, PMCID: PMC2733743, DOI: 10.1083/jcb.200812176.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsActin-Related Protein 2-3 ComplexActinsAdaptor Proteins, Signal TransducingAnimalsCell Line, TumorCortactinEpidermal Growth FactorExtracellular MatrixHumansMammary Neoplasms, AnimalMatrix Metalloproteinase 14Neoplasm InvasivenessOncogene Protein pp60(v-src)Oncogene ProteinsPhosphorylationProtein Structure, TertiaryRatsRecombinant Fusion ProteinsRNA, Small InterferingTyrosineWiskott-Aldrich Syndrome Protein, NeuronalConceptsInvadopodium assemblyActin polymerizationCortactin phosphorylationArp2/3 complex-dependent actin polymerizationArp2/3-dependent actin polymerizationComplex-dependent actin polymerizationBarbed end formationN-WASP activityCarcinoma cellsMembrane protrusionsEnd formationSevering activityInvadopodiaMaster switchActin filamentsBarbed endsCortactinInvasive carcinoma cellsMetastatic carcinoma cellsNovel mechanismPhosphorylationCofilinMatrix degradationMaturationAssembly
2004
The Abl-related gene (Arg) requires its F-actin–microtubule cross-linking activity to regulate lamellipodial dynamics during fibroblast adhesion
Miller AL, Wang Y, Mooseker MS, Koleske AJ. The Abl-related gene (Arg) requires its F-actin–microtubule cross-linking activity to regulate lamellipodial dynamics during fibroblast adhesion. Journal Of Cell Biology 2004, 165: 407-420. PMID: 15138293, PMCID: PMC2172189, DOI: 10.1083/jcb.200308055.Peer-Reviewed Original ResearchConceptsLamellipodial dynamicsCross-linking activityF-actin-binding domainFluorescent protein fusionsMT-binding domainNonreceptor tyrosine kinaseFilamentous actin bundlesWild-type fibroblastsCell polarityProtein fusionsMembrane protrusionsCell peripheryLamellipodial protrusionCell protrusionsActin bundlesMolecular mechanismsTyrosine kinaseF-actinMicrotubulesArgFibroblast adhesionABLHigh affinityFibroblastsProtrusion
2001
Increased filamin binding to β-integrin cytoplasmic domains inhibits cell migration
Calderwood D, Huttenlocher A, Kiosses W, Rose D, Woodside D, Schwartz M, Ginsberg M. Increased filamin binding to β-integrin cytoplasmic domains inhibits cell migration. Nature Cell Biology 2001, 3: 1060-1068. PMID: 11781567, DOI: 10.1038/ncb1201-1060.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SubstitutionAnimalsBinding SitesCell MovementCell PolarityCHO CellsContractile ProteinsCricetinaeCytoplasmCytoskeletonFibronectinsFilaminsFocal AdhesionsHumansIntegrin beta ChainsIntegrinsIsoleucineJurkat CellsMicrofilament ProteinsProtein Structure, TertiaryRecombinant Fusion ProteinsTalinValineConceptsFocal adhesion formationFilamin bindingCell migrationMembrane protrusionsMatrix assemblyIntegrin-dependent cell migrationFibronectin matrix assemblyAmino acid substitutionsInhibits cell migrationAnimal developmentActin cytoskeletonIntegrin tailsBiochemical signalsAdhesion receptorsFilaminCell polarizationTalinAcid substitutionsExtracellular matrixAdhesion formationTailBindingAssemblyMigrationSelective loss
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