Cell CycleG2 PhaseCell Cycle ProteinsG1 PhaseDisease ProgressionS PhaseGene Products, vprCell DivisionCell Line, TumorPhosphorylationProtein-Serine-Threonine KinasesCell Cycle CheckpointsCyclinsMitosisCell ProliferationCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCyclin-Dependent KinasesApoptosisCyclin-Dependent Kinase 2Protein KinasesCDC2 Protein KinaseCyclin-Dependent Kinase Inhibitor p21Signal TransductionCyclin D1Phosphatidylinositol 3-KinasesCDC2-CDC28 KinasesCyclin ECell LineCyclin-Dependent Kinase 4MAP Kinase Signaling SystemCyclin AMolecular Sequence DataDNA-Binding ProteinsMutationG0 PhaseTumor Suppressor Protein p53Nuclear ProteinsTranscription FactorsCyclin BE2F Transcription FactorsTumor Suppressor ProteinsCells, CulturedTumor Cells, CulturedFlow CytometryRNA, MessengerBlotting, WesternDNA DamageTime FactorsE2F1 Transcription FactorG2 Phase Cell Cycle CheckpointsDNA ReplicationProtein Kinase InhibitorsHeLa CellsGene Expression RegulationTransfectionGenes, cdcProto-Oncogene ProteinsCell NucleusBase Sequencecdc25 PhosphatasesAmino Acid SequenceProtein BindingModels, BiologicalCyclin B1Gene Expression Regulation, NeoplasticCyclin DDown-RegulationCell SurvivalTranscription, GeneticG1 Phase Cell Cycle CheckpointsCalcium-Calmodulin-Dependent Protein KinasesRNA, Small InterferingInterphaseSaccharomyces cerevisiaeFibroblastsCell DifferentiationDNAMenstrual CycleSaccharomyces cerevisiae ProteinsAntineoplastic AgentsTranscription Factor DP1Enzyme InhibitorsCarrier ProteinsEnzyme ActivationBromodeoxyuridine3T3 CellsRNA InterferenceReverse Transcriptase Polymerase Chain Reactionsrc-Family KinasesProtein-Tyrosine KinasesRecombinant Fusion ProteinsPromoter Regions, GeneticCell Transformation, NeoplasticCyclin D3Protein Kinase CMitogen-Activated Protein Kinase 1Retinoblastoma-Binding Protein 1Cyclin-Dependent Kinase 6Microtubule-Associated Proteins