Cell CycleCell Cycle ProteinsMenstrual CycleCell Cycle CheckpointsMitosisTime FactorsCell DivisionG1 PhaseEstrous CycleLuteal PhaseS PhaseCyclinsApoptosisFollicular PhaseCell ProliferationModels, BiologicalG2 PhaseCell LineCell Line, TumorFlow CytometryPhosphorylationMolecular Sequence DataCyclin-Dependent Kinase Inhibitor p21Cyclin-Dependent Kinase Inhibitor p27PeriodicityRetinoblastoma ProteinRNA, MessengerCells, CulturedG2 Phase Cell Cycle CheckpointsNuclear ProteinsCell NucleusGene Expression RegulationMutationSignal TransductionTumor Cells, CulturedDNACell DifferentiationG0 PhaseCDC2 Protein KinaseG1 Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Circadian RhythmCyclin-Dependent Kinase 2Protein-Serine-Threonine KinasesCyclin D1Base SequenceDNA ReplicationCyclin EBiological ClocksGenes, cdcDNA DamageGene Expression ProfilingCyclin AAmino Acid SequenceInterphaseDNA-Binding ProteinsCyclin BFibroblastsCyclin-Dependent Kinase 4KineticsImmunohistochemistryProgesteroneTumor Suppressor ProteinsReverse Transcriptase Polymerase Chain ReactionCDC2-CDC28 KinasesOligonucleotide Array Sequence AnalysisEndometriumPhase TransitionGene Expression Regulation, Developmentalcdc25 PhosphatasesTranscription FactorsTemperatureDose-Response Relationship, DrugNeuronsE2F Transcription FactorsHeLa CellsPhenotypeCyclin B1Saccharomyces cerevisiaeComputer SimulationTranscription, GeneticCyclin DCitric Acid CycleCell SurvivalBromodeoxyuridineRats, Sprague-DawleyE2F1 Transcription FactorSaccharomyces cerevisiae ProteinsBlotting, WesternEstradiolS Phase Cell Cycle CheckpointsConditioning, ClassicalAlgorithmsMice, Inbred C57BLProtein KinasesReproducibility of ResultsAnalysis of VariancePregnancyDown-RegulationProtein Binding