Cell CycleCyclin D1Cyclin ACyclin ECyclin BCell Cycle ProteinsCyclin B1Cyclin D3Cyclin D2Cyclin A1Cyclin DCyclin A2CyclinsG1 PhaseCell Cycle CheckpointsCyclin GCyclin G1S PhaseCyclin-Dependent Kinase 2MitosisCyclin CCDC2 Protein KinaseCyclin-Dependent Kinase 4Cyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent KinasesCell DivisionRetinoblastoma ProteinCDC2-CDC28 KinasesCyclin B2G2 PhaseCyclin-Dependent Kinase Inhibitor p21Cell ProliferationCyclin G2Cyclin TProtein-Serine-Threonine KinasesCyclin HPhosphorylationApoptosisCell Line, TumorMenstrual CycleG0 PhaseTumor Suppressor Protein p53G2 Phase Cell Cycle CheckpointsTumor Suppressor ProteinsCell LineMolecular Sequence DataDNA-Binding ProteinsDNA Replicationcdc25 PhosphatasesG1 Phase Cell Cycle CheckpointsNuclear ProteinsE2F Transcription FactorsCell NucleusCyclin-Dependent Kinase 6Signal TransductionTumor Cells, CulturedRNA, MessengerTranscription FactorsFlow CytometryInterphaseHeLa CellsGenes, cdcDNA DamageCells, CulturedMutationGene Expression RegulationOncogene ProteinsTranscription, GeneticBlotting, WesternE2F1 Transcription FactorTime FactorsCyclin IAmino Acid SequenceBase SequenceProtein BindingDown-RegulationModels, BiologicalProto-Oncogene ProteinsProliferating Cell Nuclear AntigenGene Expression Regulation, NeoplasticMicrotubule-Associated ProteinsTransfectionProtein KinasesDNAGenes, bcl-1Cell DifferentiationCyclin-Dependent Kinase Inhibitor p16Promoter Regions, GeneticSaccharomyces cerevisiaeCyclin-Dependent Kinase Inhibitor ProteinsTranscription Factor DP1BromodeoxyuridineFibroblastsSaccharomyces cerevisiae ProteinsEstrous CycleRNA, Small InterferingCell SurvivalRetinoblastoma-Binding Protein 1Ubiquitin-Protein Ligase ComplexesImmunohistochemistry