Cell CycleCell Cycle ProteinsG1 PhaseS PhaseDisease ProgressionCell Cycle CheckpointsCyclinsMitosisCell DivisionG2 PhaseCell ProliferationRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase Inhibitor p21ApoptosisCyclin-Dependent Kinase 2Cyclin D1Cell Line, TumorCyclin EProtein-Serine-Threonine KinasesPhosphorylationCyclin-Dependent KinasesCDC2 Protein KinaseCyclin ASignal TransductionG0 PhaseCyclin-Dependent Kinase 4E2F Transcription FactorsCell LineCDC2-CDC28 KinasesDNA-Binding ProteinsMolecular Sequence DataTumor Suppressor Protein p53Cyclin BNuclear ProteinsTranscription FactorsE2F1 Transcription FactorG2 Phase Cell Cycle CheckpointsMutationFlow CytometryTumor Suppressor ProteinsDNA DamageDNA Replicationcdc25 PhosphatasesGenes, cdcCells, CulturedG1 Phase Cell Cycle CheckpointsCyclin B1Tumor Cells, CulturedCyclin DTime FactorsHeLa CellsRNA, MessengerInterphaseCell NucleusGene Expression RegulationModels, BiologicalBlotting, WesternAmino Acid SequenceMenstrual CycleBase SequenceTranscription, GeneticCell SurvivalGene Expression Regulation, NeoplasticDown-RegulationTranscription Factor DP1Protein BindingSaccharomyces cerevisiaeDNATransfectionRNA, Small InterferingCell DifferentiationProtein KinasesBromodeoxyuridineSaccharomyces cerevisiae ProteinsRetinoblastoma-Binding Protein 1Proto-Oncogene ProteinsFibroblastsCyclin D3MimosineCyclin D2Antineoplastic AgentsCarrier ProteinsRNA InterferenceCyclin-Dependent Kinase Inhibitor ProteinsEnzyme InhibitorsPromoter Regions, GeneticHistonesMicrotubule-Associated ProteinsCyclin-Dependent Kinase 6Fungal ProteinsProto-Oncogene Proteins c-mycProliferating Cell Nuclear AntigenReverse Transcriptase Polymerase Chain Reaction3T3 CellsUbiquitin-Protein Ligase ComplexesSchizosaccharomycesGene Expression ProfilingCyclin-Dependent Kinase Inhibitor p16Cell Transformation, Neoplastic