2014
Cell-Cell Adhesions and Cell Contractility Are Upregulated upon Desmosome Disruption
Sumigray K, Zhou K, Lechler T. Cell-Cell Adhesions and Cell Contractility Are Upregulated upon Desmosome Disruption. PLOS ONE 2014, 9: e101824. PMID: 25006807, PMCID: PMC4090201, DOI: 10.1371/journal.pone.0101824.Peer-Reviewed Original ResearchConceptsAdherens junctionsMyosin IIAAdhesion structuresAnti-Dsg3 antibodiesCell-cell adhesion structuresCell adhesion structuresCell-cell adhesionMyosin II activityDesmosomal protein desmoplakinDesmosome functionTransmembrane componentBarrier functionClaudin genesGenetic disordersSignificant increaseMouse keratinocytesCell contractilityDisruption resultsPosttranslational changesTight junctionsII activity
2012
Noncentrosomal microtubules and type II myosins potentiate epidermal cell adhesion and barrier formation
Sumigray KD, Foote HP, Lechler T. Noncentrosomal microtubules and type II myosins potentiate epidermal cell adhesion and barrier formation. Journal Of Cell Biology 2012, 199: 513-525. PMID: 23091070, PMCID: PMC3483132, DOI: 10.1083/jcb.201206143.Peer-Reviewed Original ResearchConceptsReorganization of microtubulesAdherens junctionsNoncentrosomal microtubulesCortical microtubulesCell adhesionCell-cell junctionsMyosin II recruitmentType II myosinMost cell typesDisruption of microtubulesMicrotubule cytoskeletonCell cortexEpidermal cell adhesionMyosin IITight junction functionMyosin IIAEpidermal cellsPhysiological roleBarrier activityCell typesMicrotubulesJunction functionDifferentiating epidermisChemical barrierCell sheetsDesmoplakin controls microvilli length but not cell adhesion or keratin organization in the intestinal epithelium
Sumigray KD, Lechler T. Desmoplakin controls microvilli length but not cell adhesion or keratin organization in the intestinal epithelium. Molecular Biology Of The Cell 2012, 23: 792-799. PMID: 22238362, PMCID: PMC3290639, DOI: 10.1091/mbc.e11-11-0923.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell AdhesionDesmoplakinsDesmosomesIntestinal MucosaKeratinsMiceMice, KnockoutMicrovilliConceptsDesmosomal protein desmoplakinProper cell-cell adhesionCell adhesionSimple epitheliaCell adhesion structuresApical junctional regionCell-cell adhesionTissue-specific functionsFunction of desmosomesKeratin filament networkTight junctionsKeratin organizationAdherens junctionsTissue homeostasisIntestinal epitheliumAdhesion structuresFilament networkCanonical functionFilament localizationKeratin filamentsMicrovilli lengthMicrovillus structureStratified epitheliumDesmoplakinDesmosomes
2011
Lis1 is essential for cortical microtubule organization and desmosome stability in the epidermis
Sumigray KD, Chen H, Lechler T. Lis1 is essential for cortical microtubule organization and desmosome stability in the epidermis. Journal Of Cell Biology 2011, 194: 631-642. PMID: 21844209, PMCID: PMC3160577, DOI: 10.1083/jcb.201104009.Peer-Reviewed Original ResearchMeSH Keywords1-Alkyl-2-acetylglycerophosphocholine EsteraseAlpha CateninAnimalsCarrier ProteinsCell DifferentiationCell ProliferationCells, CulturedDesmoplakinsDesmosomesEpidermisFluorescent Antibody TechniqueKeratinocytesMiceMice, KnockoutMicrotubule-Associated ProteinsMicrotubulesPermeabilityProtein TransportRecombinant Fusion ProteinsTransfectionConceptsDesmosomal protein desmoplakinCortical microtubule organizationCentrosomal proteinsMicrotubule organizationCell cortexMicrotubule reorganizationCell-cell adhesion structuresPenetrant perinatal lethalityDramatic defectsDesmosome stabilityCytoskeletal networkAdhesion structuresPerinatal lethalityUnexpected roleSingle isoformDesmosomal componentsBarrier activityCell typesDesmosomal proteinsEpidermal differentiationKeratin filamentsIntermediate filamentsProteinLIS1Specific subset