EpitheliumMammary Glands, AnimalSweat GlandsSalivary GlandsSubmandibular GlandIntestine, SmallIntestinesEpithelial CellsLactationImmunohistochemistryIntestine, LargePregnancyExocrine GlandsParotid GlandIntestinal MucosaEpithelium, CornealSebaceous GlandsSublingual GlandHarderian GlandAdrenal GlandsSalivary Gland NeoplasmsJejunumSeminiferous EpitheliumRetinal Pigment EpitheliumIntestinal AbsorptionIleumMeibomian GlandsLacrimal ApparatusSalivary Gland DiseasesParathyroid GlandsRNA, MessengerBrunner GlandsColonOlfactory MucosaDuodenumSalivary Glands, MinorScent GlandsDigestive SystemSubmandibular Gland DiseasesRespiratory MucosaMicrovilliApocrine GlandsIn Situ HybridizationMicroscopy, ElectronTracheaMolecular Sequence DataMice, Inbred C57BLTissue DistributionIntestinal NeoplasmsEnterocytesMice, TransgenicReverse Transcriptase Polymerase Chain ReactionSubmandibular Gland NeoplasmsCell DifferentiationMetrial GlandSwineEndocrine GlandsCorneaHistocytochemistryRabbitsTime FactorsGene Expression Regulation, DevelopmentalOrgan SpecificityGene ExpressionCells, CulturedBronchiIntestinal DiseasesMorphogenesisBase SequenceRats, Sprague-DawleyCecumRats, Inbred StrainsStomachOrgan Culture TechniquesMucous MembraneMice, KnockoutPerianal GlandsGene Expression RegulationMicroscopy, Electron, ScanningBulbourethral GlandsSerous MembraneLiverAmino Acid SequenceMetaplasiaKeratinsCaco-2 CellsSalivary DuctsImmunoenzyme TechniquesGastrointestinal TractAnimals, NewbornNasal MucosaSignal TransductionCiliary BodySalivary Gland CalculiCattleMucusBlotting, WesternGoblet CellsConjunctivaGerm-Free Life