Cell CycleCell Cycle ProteinsG1 PhaseS PhaseG2 PhaseMenstrual CycleKininogen, Low-Molecular-WeightG2 Phase Cell Cycle CheckpointsCell Cycle CheckpointsCell DivisionG1 Phase Cell Cycle CheckpointsApoptosisInterphaseCell ProliferationCell Line, TumorFlow CytometryCyclinsDNA DamageG0 PhaseCDC2 Protein KinasePhosphorylationRetinoblastoma ProteinCyclin D1Follicular PhaseCyclin-Dependent Kinase Inhibitor p21Tumor Suppressor Protein p53Luteal PhaseCyclin-Dependent Kinase Inhibitor p27Protein-Serine-Threonine KinasesCell LineCell SurvivalHeLa CellsDNA-Binding ProteinsTumor Cells, Culturedcdc25 PhosphatasesCyclin B1DNA ReplicationCyclin-Dependent Kinase 2BromodeoxyuridineS Phase Cell Cycle CheckpointsCell NucleusCyclin-Dependent KinasesBlotting, WesternAntineoplastic Agents, PhytogenicCyclin BDNASignal TransductionTime FactorsCyclin ECells, CulturedHistonesAphidicolinAntineoplastic AgentsCyclin-Dependent Kinase 4Tumor Suppressor ProteinsNuclear ProteinsTranscription FactorsAtaxia Telangiectasia Mutated ProteinsHL-60 CellsHydroxyureaAllyl CompoundsDose-Response Relationship, DrugSaccharomyces cerevisiaeEstrous CycleMutationPremenstrual SyndromeDNA RepairModels, BiologicalRNA, MessengerMicroscopy, FluorescenceKineticsPropidiumProtein KinasesDose-Response Relationship, RadiationCyclin AMolecular Sequence DataGenes, cdcGene Expression RegulationCell DifferentiationFibroblastsM Phase Cell Cycle CheckpointsRadiation ToleranceUltraviolet RaysFertile PeriodCutaneous FistulaRNA, Small InterferingDNA, NeoplasmMitoxantroneGene Expression Regulation, NeoplasticImmunohistochemistryTopoisomerase II InhibitorsIsothiocyanatesEnzyme InhibitorsProgesteroneE2F Transcription FactorsGene ExpressionTranscription, GeneticDrug Screening Assays, AntitumorCricetinaeUp-Regulation