MastocytomaCell CycleGerminomaCell Cycle ProteinsTesticular NeoplasmsGenes, cdcCell Line, TumorDNA DamageCheckpoint Kinase 2G2 PhaseCell Cycle CheckpointsMitosisProtein-Serine-Threonine KinasesTumor Cells, CulturedAtaxia Telangiectasia Mutated ProteinsS PhaseTumor Suppressor Protein p53Granulosa Cell TumorProtein KinasesGiant Cell Tumor of BoneDNA RepairTumor Suppressor ProteinsDNA-Binding ProteinsG2 Phase Cell Cycle CheckpointsHydroxyureaSpindle ApparatusGiant Cell TumorsG1 PhaseM Phase Cell Cycle CheckpointsMutationNuclear ProteinsCell DivisionGamma RaysNeoplasms, Germ Cell and EmbryonalDNA ReplicationApoptosisGranular Cell TumorTumor Markers, BiologicalMad2 ProteinsPhosphorylationSaccharomyces cerevisiae ProteinsSchizosaccharomycesLeydig Cell TumorNeoplasmsCell ProliferationCell LineSignal TransductionFungal ProteinsSchizosaccharomyces pombe ProteinsNeoplasms, ExperimentalRadiation, IonizingChromosomal InstabilityNeoplasm ProteinsSertoli Cell TumorCyclin-Dependent Kinase Inhibitor p21Molecular Sequence DataCyclinsAtaxia TelangiectasiaSaccharomyces cerevisiaeRadiation Tolerancecdc25 PhosphatasesUltraviolet RaysTumor BurdenGene Expression Regulation, NeoplasticCell SurvivalFlow CytometryTumor Necrosis Factor-alphaCDC2 Protein KinaseBase SequenceIntracellular Signaling Peptides and ProteinsAntineoplastic AgentsCyclin BGenes, FungalGenes, Tumor SuppressorGenomic InstabilityFibroblastsHeLa CellsRNA, MessengerImmunohistochemistryModels, BiologicalG1 Phase Cell Cycle CheckpointsTime FactorsTransfectionNeoplasm MetastasisGenes, p53PhenotypeCells, CulturedRetinoblastoma ProteinRNA, Small InterferingGene DeletionColonic NeoplasmsCell Transformation, NeoplasticBlotting, WesternCyclin B1Breast NeoplasmsMice, NudeNeoplasm TransplantationBrain NeoplasmsDNA, NeoplasmMammary Neoplasms, Experimental