Cell CycleCell Cycle ProteinsCell Line, TumorG1 PhaseS PhaseDisease ProgressionCell DivisionCell Cycle CheckpointsCyclinsCell ProliferationMitosisTumor Cells, CulturedApoptosisRetinoblastoma ProteinG2 PhaseCyclin-Dependent Kinase Inhibitor p27Cyclin-Dependent Kinase Inhibitor p21Tumor Suppressor Protein p53Cyclin D1Cyclin-Dependent Kinase 2Signal TransductionPhosphorylationCell LineProtein-Serine-Threonine KinasesTumor Suppressor ProteinsCyclin ECyclin-Dependent KinasesFlow CytometryCyclin ADNA-Binding ProteinsMolecular Sequence DataCDC2 Protein KinaseCyclin-Dependent Kinase 4G0 PhaseRNA, MessengerE2F Transcription FactorsMutationCDC2-CDC28 KinasesTranscription FactorsCells, CulturedCell SurvivalDNA DamageGene Expression Regulation, NeoplasticCyclin BTime FactorsNuclear ProteinsE2F1 Transcription FactorG2 Phase Cell Cycle CheckpointsBlotting, WesternTransfectionDNA ReplicationHeLa Cellscdc25 PhosphatasesAntineoplastic AgentsNeoplasmsGenes, cdcBase SequenceDown-RegulationCell NucleusTumor Markers, BiologicalG1 Phase Cell Cycle CheckpointsRNA, Small InterferingGene Expression RegulationCyclin B1Cyclin DModels, BiologicalTranscription, GeneticAmino Acid SequenceInterphaseReverse Transcriptase Polymerase Chain ReactionProto-Oncogene ProteinsNeoplasm ProteinsCell Transformation, NeoplasticMenstrual CycleFibroblastsProtein BindingCell DifferentiationDNAImmunohistochemistryBreast NeoplasmsNeoplasms, ExperimentalMice, NudeTranscription Factor DP1Protein KinasesBromodeoxyuridineTumor BurdenRNA InterferencePromoter Regions, GeneticSaccharomyces cerevisiaeGenes, Tumor SuppressorEnzyme InhibitorsCarrier ProteinsGene Expression ProfilingTumor Necrosis Factor-alphaGene ExpressionRetinoblastoma-Binding Protein 1Up-RegulationSaccharomyces cerevisiae ProteinsProto-Oncogene Proteins c-mycMice, Inbred C57BL