Cell CycleCell DifferentiationCell Cycle ProteinsG1 PhaseG2 Phase Cell Cycle CheckpointsS PhaseEpithelial CellsG1 Phase Cell Cycle CheckpointsG2 PhaseCell DivisionCell ProliferationCell Cycle CheckpointsCell Line, TumorCells, CulturedApoptosisEpitheliumMenstrual CycleKeratinsCell LineSignal TransductionMitosisG0 PhaseTranscription FactorsCyclin-Dependent Kinase Inhibitor p21Gene Expression Regulation, DevelopmentalFlow CytometryCyclinsTime FactorsRNA, MessengerDNA-Binding ProteinsPhosphorylationTumor Cells, CulturedGene Expression RegulationCyclin-Dependent Kinase Inhibitor p27ImmunohistochemistryMolecular Sequence DataKeratinocytesCyclin B1Blotting, Westerncdc25 PhosphatasesCyclin D1Retinoblastoma ProteinCDC2 Protein KinaseS Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Reverse Transcriptase Polymerase Chain ReactionModels, BiologicalBase SequenceStem CellsCyclin-Dependent Kinase 2Nuclear ProteinsKeratins, Type IPhenotypeMutationAllyl CompoundsMesodermSarcoma, SynovialProtein-Serine-Threonine KinasesCell SurvivalCyclin EUp-RegulationCyclin-Dependent Kinase 4Gene Expression Regulation, NeoplasticGene ExpressionMorphogenesisDNA DamageTranscription, GeneticGene Expression ProfilingCell LineageEpidermisFibroblastsDown-RegulationHomeodomain ProteinsCyclin-Dependent KinasesIn Situ HybridizationTretinoinOligonucleotide Array Sequence AnalysisAmino Acid SequenceCell NucleusMice, TransgenicMammary Glands, AnimalTumor Suppressor ProteinsMice, Inbred C57BLHeLa CellsPromoter Regions, GeneticDose-Response Relationship, DrugDNARNA, Small InterferingEstrous CycleTransfectionLuteal PhaseInterphaseAntineoplastic Agents, PhytogenicCadherinsTrans-ActivatorsProtein KinasesForeskinMembrane ProteinsFluorescent Antibody TechniqueFollicular Phase