Cell CycleCell Cycle ProteinsCell Cycle CheckpointsG1 PhaseCyclin-Dependent KinasesCyclinsS PhaseMitosisCyclin-Dependent Kinase 2Cell DivisionCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCDC2 Protein KinaseCyclin-Dependent Kinase 4CDC2-CDC28 KinasesCyclin-Dependent Kinase Inhibitor p21G2 PhaseMenstrual CycleCyclin EApoptosisPhosphorylationCell ProliferationCyclin ACyclin BG2 Phase Cell Cycle CheckpointsG0 PhaseCyclin D1Cyclin-Dependent Kinase 6Genes, cdcCell Line, TumorDNA ReplicationTumor Suppressor Protein p53cdc25 PhosphatasesCell LineTumor Suppressor ProteinsDNA DamageG1 Phase Cell Cycle CheckpointsCyclin DProtein-Serine-Threonine KinasesDNA-Binding ProteinsNuclear ProteinsInterphaseFlow CytometryE2F Transcription FactorsSignal TransductionCell NucleusTumor Cells, CulturedMolecular Sequence DataKinetinTranscription FactorsHeLa CellsMutationCells, CulturedCyclin-Dependent Kinase Inhibitor ProteinsSaccharomyces cerevisiaeCyclin B1Amino Acid SequenceModels, BiologicalSaccharomyces cerevisiae ProteinsCDC28 Protein Kinase, S cerevisiaeProtein KinasesE2F1 Transcription FactorTime FactorsCyclin D3Estrous CycleGene Expression RegulationTranscription, GeneticRNA, MessengerPurinesMicrotubule-Associated ProteinsCell DifferentiationCyclin-Dependent Kinase Inhibitor p16Enzyme InhibitorsBase SequenceDNAProtein BindingBlotting, WesternCell SurvivalCyclin A2Proto-Oncogene ProteinsSchizosaccharomycesCitric Acid CycleCyclin-Dependent Kinase Inhibitor p18Antineoplastic AgentsFungal ProteinsBromodeoxyuridineDown-RegulationFibroblastsCyclin D2Transcription Factor DP1TransfectionProliferating Cell Nuclear AntigenS Phase Cell Cycle CheckpointsUbiquitin-Protein Ligase ComplexesCyclin GHistonesRetinoblastoma-Like Protein p107Anaphase-Promoting Complex-CyclosomeCarrier ProteinsGene Expression Regulation, Neoplastic