EpidermisSpores, BacterialCell WallMicroscopy, ElectronEpitheliumEpithelium, CornealEpithelial CellsSeminiferous EpitheliumRetinal Pigment EpitheliumOlfactory MucosaImmunohistochemistryIntestinal MucosaRespiratory MucosaCorneaIn Situ HybridizationTracheaRetinaMicroscopy, Electron, ScanningCell DifferentiationRNA, MessengerBronchiCells, CulturedKeratinsCiliary BodyConjunctivaGene Expression Regulation, DevelopmentalGerm LayersMorphogenesisOrgan Culture TechniquesHistocytochemistryNasal MucosaMice, Inbred C57BLMetaplasiaMice, TransgenicMucous MembraneRabbitsColonReverse Transcriptase Polymerase Chain ReactionEye ProteinsFluorescent Antibody Technique, IndirectMouth MucosaSmear LayerMesodermTime FactorsEsophagusImmunoenzyme TechniquesGene ExpressionLungSignal TransductionLimbus CorneaeTongueFluorescent Antibody TechniqueMicroscopy, ConfocalCell CountUterusMolecular Sequence DataRats, Sprague-DawleyMammary Glands, AnimalWound HealingChoroidCell DivisionEyeLens, CrystallineMice, KnockoutMucinsEpithelial AttachmentStem CellsAnimals, NewbornTomography, Optical CoherenceIntestine, SmallBlotting, WesternPrecancerous ConditionsMucusCiliaFallopian TubesCell ProliferationMembrane ProteinsMicroscopy, Electron, TransmissionModels, BiologicalIntestinesBasement MembraneChloridesIntercellular JunctionsCorneal DiseasesTight JunctionsGene Expression RegulationGoblet CellsRetinal Ganglion CellsEndometriumNeuronsBruch MembraneTissue DistributionCell LineMicroscopy, FluorescenceCell MovementRespiratory SystemChromatography, Thin LayerDisease Models, AnimalCorneal StromaPregnancy