Cell CycleCell Cycle ProteinsG1 PhaseS PhaseDisease ProgressionCell Cycle CheckpointsCyclinsMitosisCell DivisionG2 PhaseRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27Cell ProliferationCyclin-Dependent Kinase Inhibitor p21Cyclin D1Cyclin-Dependent Kinase 2ApoptosisCell Line, TumorCyclin EProtein-Serine-Threonine KinasesPhosphorylationCyclin-Dependent KinasesCyclin ACDC2 Protein KinaseCyclin-Dependent Kinase 4G0 PhaseSignal TransductionE2F Transcription FactorsCDC2-CDC28 KinasesCell LineTumor Suppressor Protein p53DNA-Binding ProteinsCyclin BG2 Phase Cell Cycle CheckpointsE2F1 Transcription FactorNuclear ProteinsTumor Suppressor ProteinsMolecular Sequence DataFlow CytometryDNA DamageTranscription FactorsDNA Replicationcdc25 PhosphatasesGenes, cdcMutationCells, CulturedG1 Phase Cell Cycle CheckpointsCyclin B1Cyclin DTumor Cells, CulturedHeLa CellsInterphaseRNA, MessengerCell NucleusMenstrual CycleGene Expression RegulationTime FactorsBlotting, WesternTranscription Factor DP1Transcription, GeneticCell SurvivalAmino Acid SequenceModels, BiologicalDown-RegulationGene Expression Regulation, NeoplasticBase SequenceSaccharomyces cerevisiaeTransfectionBromodeoxyuridineRNA, Small InterferingProtein KinasesDNAProtein BindingSaccharomyces cerevisiae ProteinsRetinoblastoma-Binding Protein 1Proto-Oncogene ProteinsCell DifferentiationFibroblastsCyclin D3MimosineCyclin D2Antineoplastic AgentsCyclin-Dependent Kinase Inhibitor ProteinsCarrier ProteinsRNA InterferenceCyclin-Dependent Kinase 6Microtubule-Associated ProteinsEnzyme InhibitorsProliferating Cell Nuclear AntigenHistonesProto-Oncogene Proteins c-mycPromoter Regions, Genetic3T3 CellsFungal ProteinsUbiquitin-Protein Ligase ComplexesReverse Transcriptase Polymerase Chain ReactionSchizosaccharomycesCyclin-Dependent Kinase Inhibitor p16Gene Expression ProfilingAnaphase-Promoting Complex-Cyclosome