Cell CycleCyclin D1Cyclin ACyclin ECyclin BCell Cycle ProteinsCyclin B1Cyclin D3Cyclin D2Cyclin A1Cyclin DCyclin A2CyclinsG1 PhaseCell Cycle CheckpointsS PhaseCyclin GCyclin G1MitosisCyclin-Dependent Kinase 2Cyclin CCDC2 Protein KinaseCyclin-Dependent KinasesCyclin-Dependent Kinase 4Cell DivisionCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCDC2-CDC28 KinasesG2 PhaseCyclin B2Cyclin-Dependent Kinase Inhibitor p21Cell ProliferationPhosphorylationProtein-Serine-Threonine KinasesCyclin G2Cyclin TApoptosisCell Line, TumorCyclin HMolecular Sequence DataG0 PhaseMenstrual CycleCell LineTumor Suppressor Protein p53Epithelial-Mesenchymal TransitionMutationSignal TransductionTranscription FactorsTumor Suppressor ProteinsG2 Phase Cell Cycle CheckpointsDNA-Binding ProteinsNuclear ProteinsRNA, MessengerDNA ReplicationCell Nucleuscdc25 PhosphatasesTime FactorsModels, BiologicalBase SequenceG1 Phase Cell Cycle CheckpointsE2F Transcription FactorsAmino Acid SequenceCells, CulturedTumor Cells, CulturedInterphaseFlow CytometryCyclin-Dependent Kinase 6Protein BindingHeLa CellsTranscription, GeneticGene Expression RegulationDNA DamageGenes, cdcBlotting, WesternDNAOncogene ProteinsPhase TransitionCell DifferentiationGene Expression Regulation, NeoplasticKineticsDown-RegulationE2F1 Transcription FactorTransfectionProto-Oncogene ProteinsMicrotubule-Associated ProteinsProtein KinasesCyclin IPromoter Regions, GeneticProliferating Cell Nuclear AntigenTransition ElementsSaccharomyces cerevisiaeFibroblastsTransition to Adult CareSaccharomyces cerevisiae ProteinsCyclin-Dependent Kinase Inhibitor ProteinsRNA, Small InterferingCyclin-Dependent Kinase Inhibitor p16Genes, bcl-1BromodeoxyuridineImmunohistochemistry