Cell CycleMastocytomaGerminomaTesticular NeoplasmsCell Cycle ProteinsCell Line, TumorG1 PhaseGranulosa Cell TumorDisease ProgressionS PhaseGiant Cell Tumor of BoneCell DivisionCell Cycle CheckpointsCell ProliferationCyclinsTumor Cells, CulturedMitosisGiant Cell TumorsApoptosisRetinoblastoma ProteinNeoplasms, Germ Cell and EmbryonalG2 PhaseCyclin-Dependent Kinase Inhibitor p27Granular Cell TumorTumor Suppressor Protein p53Cyclin-Dependent Kinase Inhibitor p21Cyclin D1Signal TransductionSertoli Cell TumorPhosphorylationCyclin-Dependent Kinase 2Cell LineProtein-Serine-Threonine KinasesTumor Suppressor ProteinsLeydig Cell TumorCyclin EFlow CytometryCyclin-Dependent KinasesMolecular Sequence DataDNA-Binding ProteinsCyclin ACDC2 Protein KinaseRNA, MessengerCyclin-Dependent Kinase 4MutationG0 PhaseGene Expression Regulation, NeoplasticTranscription FactorsE2F Transcription FactorsCells, CulturedCDC2-CDC28 KinasesCell SurvivalTime FactorsTumor Markers, BiologicalDNA DamageNuclear ProteinsBlotting, WesternCyclin BE2F1 Transcription FactorG2 Phase Cell Cycle CheckpointsAntineoplastic AgentsTransfectionNeoplasmsImmunohistochemistryDNA ReplicationBase SequenceHeLa Cellscdc25 PhosphatasesDown-RegulationGenes, cdcCell NucleusRNA, Small InterferingGene Expression RegulationG1 Phase Cell Cycle CheckpointsTranscription, GeneticModels, BiologicalNeoplasm ProteinsCyclin B1Reverse Transcriptase Polymerase Chain ReactionAmino Acid SequenceCyclin DCell Transformation, NeoplasticInterphaseNeoplasms, ExperimentalProto-Oncogene ProteinsCell DifferentiationSeminomaMenstrual CycleFibroblastsProtein BindingDNAMice, NudeBreast NeoplasmsTranscription Factor DP1Tumor BurdenGenes, Tumor SuppressorProtein KinasesPromoter Regions, GeneticBromodeoxyuridineGene Expression Profiling