Cell CycleInterphaseCell Cycle ProteinsG1 PhaseS PhaseCell Cycle CheckpointsG2 Phase Cell Cycle CheckpointsG2 PhaseMitosisG1 Phase Cell Cycle CheckpointsCell DivisionCyclinsG0 PhaseCell ProliferationCyclin-Dependent Kinase Inhibitor p21ApoptosisCell Line, TumorCDC2 Protein KinaseCyclin-Dependent Kinase Inhibitor p27cdc25 PhosphatasesCyclin B1PhosphorylationRetinoblastoma ProteinCyclin D1Tumor Suppressor Protein p53Cyclin-Dependent Kinase 2S Phase Cell Cycle CheckpointsProtein-Serine-Threonine KinasesFlow CytometryHeLa CellsCyclin ECell LineDNA DamageCell NucleusCyclin-Dependent Kinase 4Menstrual CycleDNA-Binding ProteinsSignal TransductionDNA ReplicationCell SurvivalBlotting, WesternAllyl CompoundsCyclin BNuclear ProteinsTumor Cells, CulturedCells, CulturedMolecular Sequence DataProtein KinasesTranscription FactorsCyclin ACyclin-Dependent KinasesGenes, cdcAntineoplastic Agents, PhytogenicM Phase Cell Cycle CheckpointsMutationMicrotubulesRNA, Small InterferingTumor Suppressor ProteinsAntineoplastic AgentsDNASpindle ApparatusCDC2-CDC28 KinasesTime FactorsChromosomesMetaphaseHistonesGene Expression Regulation, NeoplasticChromatinSaccharomyces cerevisiaeModels, BiologicalAmino Acid SequenceBromodeoxyuridineIsothiocyanatesCentrosomeIn Situ Hybridization, FluorescenceTranscription, GeneticRNA, MessengerBase SequenceNocodazoleDose-Response Relationship, DrugMicrotubule-Associated ProteinsE2F Transcription FactorsMicroscopy, FluorescenceFibroblastsGene Expression RegulationProtein BindingUp-RegulationSchizosaccharomycesEstrous CycleSaccharomyces cerevisiae ProteinsMimosineCell DifferentiationTelophasebcl-2-Associated X ProteinRecombinant Fusion ProteinsTransfectionFungal ProteinsTubulinProliferating Cell Nuclear AntigenHydroxyurea