Cell Cycle6-Ketoprostaglandin F1 alphaG2 Phase Cell Cycle CheckpointsG1 Phase Cell Cycle CheckpointsM Phase Cell Cycle CheckpointsCell Cycle ProteinsG2 PhaseCell Cycle CheckpointsDNA DamageS PhaseCheckpoint Kinase 2G1 PhaseGenes, cdcMitosisAtaxia Telangiectasia Mutated ProteinsProtein-Serine-Threonine KinasesCell ProliferationTumor Suppressor Protein p53Protein Kinasescdc25 PhosphatasesCell DivisionCyclin-Dependent Kinase Inhibitor p21ApoptosisPhosphorylationCell Line, TumorDNA RepairDNA-Binding ProteinsCyclinsCDC2 Protein KinaseTumor Suppressor ProteinsCyclin B1DNA ReplicationNuclear ProteinsSignal TransductionGamma RaysAtaxia TelangiectasiaHydroxyureaFlow CytometryCell LineRadiation, IonizingRetinoblastoma ProteinCyclin BSpindle ApparatusG0 PhaseCyclin-Dependent Kinase 2Cells, CulturedRadiation ToleranceMutationCell SurvivalHeLa CellsCyclin D1Cyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent KinasesCyclin ETumor Cells, CulturedFibroblastsGenomic InstabilityUltraviolet RaysRNA, Small InterferingBlotting, WesternSaccharomyces cerevisiae ProteinsSaccharomyces cerevisiaeNocodazoleSchizosaccharomycesMolecular Sequence DataModels, BiologicalCyclin-Dependent Kinase 4DNAHistonesSchizosaccharomyces pombe ProteinsAntineoplastic AgentsDNA Breaks, Double-StrandedCell NucleusChromosomal InstabilityAntineoplastic Agents, PhytogenicGene Expression Regulation, NeoplasticFungal ProteinsTranscription FactorsBromodeoxyuridineBRCA1 ProteinMimosineTime FactorsInterphaseCyclin ACDC2-CDC28 KinasesGenes, p53Allyl CompoundsProliferating Cell Nuclear AntigenDose-Response Relationship, DrugIntracellular Signaling Peptides and ProteinsAmino Acid SequenceProtein BindingRNA, MessengerAphidicolinKinetochoresTransfectionRNA InterferenceBase SequenceGene Expression RegulationDose-Response Relationship, Radiation