M Phase Cell Cycle CheckpointsG2 Phase Cell Cycle CheckpointsCell CycleG2 PhaseS Phase Cell Cycle CheckpointsG1 Phase Cell Cycle CheckpointsCell Cycle ProteinsAllyl CompoundsCheckpoint Kinase 2Cell Cycle CheckpointsMitosisDNA DamageS PhaseIsothiocyanatesGenes, cdcG1 PhaseCell Line, TumorProtein-Serine-Threonine KinasesApoptosisAtaxia Telangiectasia Mutated ProteinsCell ProliferationProtein KinasesCell DivisionPhosphorylationTumor Suppressor Protein p53cdc25 PhosphatasesCDC2 Protein KinaseDNA RepairDNA-Binding ProteinsCyclin-Dependent Kinase Inhibitor p21Spindle ApparatusDNA ReplicationCyclin B1CyclinsTumor Suppressor ProteinsNuclear ProteinsHydroxyureaFlow CytometryCyclin BGamma RaysRadiation, IonizingAtaxia TelangiectasiaNocodazoleHeLa CellsSaccharomyces cerevisiae ProteinsMutationSignal TransductionSchizosaccharomycesRadiation ToleranceCell LineKinetochoresRetinoblastoma ProteinSaccharomyces cerevisiaeSchizosaccharomyces pombe ProteinsCyclin-Dependent Kinase 2Genomic InstabilityUltraviolet RaysCyclin-Dependent KinasesG0 PhaseCell SurvivalCyclin EDNA Breaks, Double-StrandedCyclin-Dependent Kinase Inhibitor p27Cyclin D1Fungal ProteinsChromosomal InstabilityTumor Cells, CulturedRNA, Small InterferingFibroblastsHistonesModels, BiologicalMolecular Sequence DataCell NucleusBlotting, WesternDNAAntineoplastic Agents, PhytogenicCdc20 ProteinsAntineoplastic AgentsCells, CulturedAphidicolinInterphaseCyclin-Dependent Kinase 4MimosineBRCA1 ProteinMetaphaseIntracellular Signaling Peptides and ProteinsMethyl MethanesulfonateChromosome SegregationCyclin AProtein BindingAmino Acid SequenceCDC2-CDC28 KinasesGenes, p53Dose-Response Relationship, RadiationAnaphaseDNA Repair EnzymesChromatinTranscription FactorsCentrosomeTime Factors