2021
Measuring Cell-Edge Protrusion Dynamics during Spreading using Live-Cell Microscopy.
Lukic N, Saha T, Lapetina S, Gendler M, Lehmann G, Koleske AJ, Gil-Henn H. Measuring Cell-Edge Protrusion Dynamics during Spreading using Live-Cell Microscopy. Journal Of Visualized Experiments 2021 PMID: 34779432, PMCID: PMC8672187, DOI: 10.3791/63157.Peer-Reviewed Original ResearchConceptsCell edge protrusionCell migrationProtrusion dynamicsKey actin regulatorsLive-cell microscopyMulticellular organismsActin regulatorsCoordinated regulationEmbryonic developmentMembrane dynamicsEssential eventRegeneration of tissuesCancer metastasisTissue invasionPathological disordersRufflesProtrusionMigrationOrganismsRegulatorHomeostasisRegulationInvasionDysregulationDynamics
2011
Cortactin phosphorylation regulates cell invasion through a pH-dependent pathway
Magalhaes MA, Larson DR, Mader CC, Bravo-Cordero JJ, Gil-Henn H, Oser M, Chen X, Koleske AJ, Condeelis J. Cortactin phosphorylation regulates cell invasion through a pH-dependent pathway. Journal Of Cell Biology 2011, 195: 903-920. PMID: 22105349, PMCID: PMC3257566, DOI: 10.1083/jcb.201103045.Peer-Reviewed Original ResearchMeSH KeywordsActin Depolymerizing FactorsAdaptor Proteins, Signal TransducingCation Transport ProteinsCell Line, TumorCell Surface ExtensionsCortactinHumansHydrogen-Ion ConcentrationModels, BiologicalNeoplasm InvasivenessOncogene ProteinsPhosphorylationSodium-Hydrogen Exchanger 1Sodium-Hydrogen ExchangersConceptsCortactin phosphorylationCell invasionInvadopodia maturationCortactin tyrosine phosphorylationPH-dependent regulationInvasive protrusionsPH-dependent pathwayCofilin activityCofilin regulationTyrosine phosphorylationExchanger NHE1Cofilin activationPhosphorylationInvadopodiaProteolytic activityPrecise mechanismInvasionNHE1RegulationDynamic cyclePathwayMaturationTumor cellsNck1CofilinInvadopodia: RhoC Runs Rings around Cofilin
MacGrath SM, Koleske AJ. Invadopodia: RhoC Runs Rings around Cofilin. Current Biology 2011, 21: r280-r282. PMID: 21514509, PMCID: PMC3376399, DOI: 10.1016/j.cub.2011.03.035.Peer-Reviewed Original Research
2010
Regulation of Actin Polymerization and Adhesion-Dependent Cell Edge Protrusion by the Abl-Related Gene (Arg) Tyrosine Kinase and N-WASp
Miller MM, Lapetina S, MacGrath SM, Sfakianos MK, Pollard TD, Koleske AJ. Regulation of Actin Polymerization and Adhesion-Dependent Cell Edge Protrusion by the Abl-Related Gene (Arg) Tyrosine Kinase and N-WASp. Biochemistry 2010, 49: 2227-2234. PMID: 20146487, PMCID: PMC2836179, DOI: 10.1021/bi901721u.Peer-Reviewed Original ResearchConceptsCell edge protrusionN-WASPActin polymerizationEdge protrusionN-WASP-dependent actin polymerizationGene Tyrosine KinaseFluorescent protein fusionsNovel binding partnerExtracellular cuesProtein fusionsSH2 domainExtracellular stimuliActin cytoskeletonSH3 domainBinding partnerCellular protrusionsPoint mutantsAffinity purificationTyrosine kinasePhysical interactionSH3PhosphorylationArgABLPotential link