SkinEpitheliumSkin AgingSkin DiseasesSkin NeoplasmsEpithelial CellsEpidermisSkin Physiological PhenomenaSkin TestsKeratinsCell PolaritySkin AbsorptionMorphogenesisSkin PigmentationMouth MucosaCadherinsOmasumIntercellular JunctionsSkin, ArtificialOptical FibersImmunohistochemistryMolecular Sequence DataKeratinocytesDesmosomesUnionidaeAdherens JunctionsOrgan SpecificityKeratin-18Cells, CulturedCell DifferentiationRNA, MessengerCholesteatomaDrosophila ProteinsSebaceous GlandsKeratin-8Tissue DistributionFiber Optic TechnologyAmino Acid SequenceWound HealingModels, BiologicalTight JunctionsCell LineDigestive SystemCell AdhesionSignal TransductionMice, TransgenicIntestinal MucosaSkin Diseases, BacterialMammary Glands, AnimalSkin UlcerHair FollicleMicroscopy, Fluorescence, MultiphotonMouth NeoplasmsWingGene ExpressionCell Adhesion MoleculesKeratin-14Membrane ProteinsReverse Transcriptase Polymerase Chain ReactionBase SequenceDrosophilaCheekGene Expression Regulation, DevelopmentalUrogenital SystemFluorescent Antibody TechniqueColonDrosophila melanogasterCell ProliferationMutationCarcinoma, Squamous CellCell MovementMice, Inbred C57BLLangerhans CellsPrecancerous ConditionsEpithelium, CornealDogsIn Situ HybridizationMyosin Type IIMammary Glands, HumanSalivary GlandsTracheaPhenotypeCorneaAntibodies, MonoclonalClaudinsSkin AbnormalitiesEsophagusDNA, ComplementaryMesodermCell Transformation, NeoplasticCell Line, TumorBlotting, WesternIntestinesEmbryo, NonmammalianMice, KnockoutFibroblast Growth Factor 7Organogenesisbeta-DefensinsProstateTime Factors