Proliferating Cell Nuclear AntigenCell ProliferationEpithelial CellsCell CycleCell DivisionEpitheliumCell Cycle ProteinsCells, CulturedSignal TransductionIntestinal MucosaApoptosisCell LineBromodeoxyuridineCell Line, TumorCell DifferentiationRNA, MessengerImmunohistochemistryColonCell Cycle CheckpointsBlotting, WesternMammary Glands, AnimalMitosisPhosphorylationEpithelium, CornealGene Expression RegulationKi-67 AntigenReverse Transcriptase Polymerase Chain ReactionMice, Inbred C57BLCyclin D1Cell SurvivalG1 PhaseTime FactorsTumor Cells, CulturedCyclinsLens, CrystallineGastric MucosaCell MovementGene ExpressionMice, TransgenicMice, KnockoutRespiratory MucosaCyclin-Dependent Kinase Inhibitor p21RNA, Small InterferingS PhaseTranscription FactorsCell Transformation, NeoplasticDown-RegulationTransfectionMethylhydrazinesUp-RegulationFibroblast Growth Factor 7Dose-Response Relationship, DrugDNA-Binding ProteinsMolecular Sequence DataProtein-Serine-Threonine KinasesFlow CytometryFibroblastsWound HealingGene Expression Regulation, NeoplasticCyclin-Dependent Kinase Inhibitor p27ThymidineCell Growth ProcessesDNAProstateBase SequenceModels, BiologicalEpidermal Growth FactorMutationHyperplasiaOrgan Culture TechniquesNuclear ProteinsTransforming Growth Factor betaMitotic IndexMammary Glands, HumanBronchiEnzyme InhibitorsMorphogenesisRetinoblastoma ProteinTranscription, GeneticCell CountIntestine, SmallGene Expression Regulation, DevelopmentalEnzyme ActivationProto-Oncogene ProteinsDNA ReplicationColonic NeoplasmsDisease Models, AnimalTumor Suppressor Protein p53LungProto-Oncogene Proteins c-aktIntestinesRectumProto-Oncogene Proteins c-mycRats, Sprague-Dawleybeta CateninGrowth SubstancesBreast NeoplasmsPhenotypeGene Expression ProfilingG2 Phase