Cell CycleCell Cycle ProteinsCell Cycle CheckpointsGene Expression RegulationG1 PhaseTranscription FactorsMitosisS PhaseMolecular Sequence DataTranscription, GeneticCell DivisionCyclinsPromoter Regions, GeneticBase SequenceDNA-Binding ProteinsMenstrual CycleG2 PhaseRNA, MessengerCell LineApoptosisCell ProliferationGene Expression ProfilingCell Line, TumorNuclear ProteinsCyclin-Dependent Kinase Inhibitor p21Cyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinMutationSignal TransductionG2 Phase Cell Cycle CheckpointsHistonesCell NucleusDNAOligonucleotide Array Sequence AnalysisModels, BiologicalPhosphorylationTumor Suppressor Protein p53Protein BindingCells, CulturedG0 PhaseChromatinCDC2 Protein KinaseProtein-Serine-Threonine KinasesAmino Acid SequenceGene Expression Regulation, DevelopmentalG1 Phase Cell Cycle CheckpointsRepressor ProteinsHeLa CellsDNA ReplicationCyclin D1Cyclin-Dependent Kinase 2Saccharomyces cerevisiaeGenes, cdcDNA DamageCyclin EBinding SitesTime FactorsGene Expression Regulation, BacterialFlow CytometryCell DifferentiationTumor Cells, CulturedTumor Suppressor ProteinsCyclin AGene Expression Regulation, FungalInterphaseMicroRNAsCyclin BTransfectionSaccharomyces cerevisiae ProteinsCyclin-Dependent Kinase 4Transcriptional ActivationModels, GeneticReverse Transcriptase Polymerase Chain ReactionBlotting, WesternE2F Transcription FactorsGene Regulatory NetworksCDC2-CDC28 KinasesGene Expression Regulation, NeoplasticRNA InterferenceEstrous Cyclecdc25 PhosphatasesDown-RegulationRNA, Small InterferingChromatin ImmunoprecipitationGene ExpressionTrans-ActivatorsGene SilencingFungal ProteinsGenes, ReporterCell SurvivalCyclin B1E2F1 Transcription FactorEpigenesis, GeneticFibroblastsPhenotypeCyclin DRecombinant Fusion ProteinsProtein KinasesCitric Acid CycleDNA Primers