Cell CycleAzacitidineMethylationCell Cycle ProteinsDNA MethylationGenes, cdcCheckpoint Kinase 2DNA DamageCytidineProcainamideG2 PhaseCell Cycle CheckpointsMitosisProtein-Serine-Threonine KinasesAtaxia Telangiectasia Mutated ProteinsCpG IslandsS PhaseDNA (Cytosine-5-)-MethyltransferaseTubercidinProtein KinasesGene SilencingDNA Modification MethylasesDNA RepairEpigenesis, GeneticCell Line, TumorHydroxyureaG2 Phase Cell Cycle CheckpointsSpindle ApparatusM Phase Cell Cycle CheckpointsDNA-Binding ProteinsNuclear ProteinsG1 PhasePromoter Regions, GeneticHistonesDNA ReplicationTumor Suppressor Protein p53Gamma RaysTumor Suppressor ProteinsAntimetabolites, AntineoplasticSaccharomyces cerevisiae ProteinsMad2 ProteinsMutationSchizosaccharomycesGene Expression Regulation, NeoplasticSchizosaccharomyces pombe ProteinsFungal ProteinsHydroxamic AcidsSaccharomyces cerevisiaeCell LineAtaxia TelangiectasiaChromosomal Instabilitycdc25 PhosphatasesRadiation, IonizingCyclinsPhosphorylationCyclin-Dependent Kinase Inhibitor p21Ultraviolet RaysCDC2 Protein KinaseGenes, FungalMolecular Sequence DataCyclin BEnzyme InhibitorsRadiation ToleranceCell DivisionIntracellular Signaling Peptides and ProteinsGenomic InstabilityAdenosineApoptosisBase SequenceG1 Phase Cell Cycle CheckpointsReverse Transcriptase Polymerase Chain ReactionDNA, FungalCyclin B1HeLa CellsSignal TransductionS Phase Cell Cycle CheckpointsDNANocodazoleRepressor ProteinsRNA, MessengerGene DeletionDNA Breaks, Double-StrandedFibroblastsRetinoblastoma ProteinHistone Deacetylase InhibitorsModels, BiologicalAneuploidyBRCA1 ProteinPhenotypeFlow CytometryNeoplasm ProteinsTumor Cells, CulturedCDC28 Protein Kinase, S cerevisiaeCyclin-Dependent Kinase 2DNA Repair EnzymesGenes, p53Chromosomes, FungalCell NucleusCell ProliferationChromatin