Cell CycleDisease ProgressionCell Cycle ProteinsCell DivisionCell Cycle CheckpointsG1 PhaseCell ProliferationCell Line, TumorS PhaseMitosisApoptosisCyclinsSignal TransductionG2 PhaseCyclin-Dependent Kinase Inhibitor p21Tumor Cells, CulturedCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinPhosphorylationCell LineMolecular Sequence DataProtein-Serine-Threonine KinasesTumor Suppressor Protein p53RNA, MessengerGene Expression Regulation, NeoplasticCells, CulturedMenstrual CycleTime FactorsMutationDNA-Binding ProteinsCyclin D1G2 Phase Cell Cycle CheckpointsG0 PhaseFlow CytometryTranscription FactorsTumor Suppressor ProteinsCDC2 Protein KinaseCyclin-Dependent Kinase 2Blotting, WesternNuclear ProteinsDNA ReplicationG1 Phase Cell Cycle CheckpointsCyclin ECell SurvivalAntineoplastic AgentsModels, BiologicalCell Growth ProcessesBase SequenceDNA DamageTransfectionDown-RegulationCyclin AGene Expression RegulationTranscription, GeneticCyclin-Dependent Kinase 4Cell NucleusCell DifferentiationCyclin BAmino Acid SequenceRNA, Small InterferingHeLa CellsGenes, cdcInterphaseCell Transformation, NeoplasticReverse Transcriptase Polymerase Chain ReactionCDC2-CDC28 KinasesSaccharomyces cerevisiaeImmunohistochemistryDNAE2F Transcription FactorsFibroblastsGene Expression ProfilingMice, NudeProto-Oncogene ProteinsProtein BindingGene ExpressionBreast Neoplasmscdc25 PhosphatasesRNA InterferenceSaccharomyces cerevisiae ProteinsCyclin B1Protein KinasesCyclin DNeoplasmsPromoter Regions, GeneticProstatic NeoplasmsDose-Response Relationship, DrugEnzyme InhibitorsE2F1 Transcription FactorPhenotypeUp-RegulationNeoplasm ProteinsCarrier ProteinsBromodeoxyuridineProto-Oncogene Proteins c-mycOligonucleotide Array Sequence AnalysisEnzyme ActivationEstrous CycleGrowth InhibitorsFungal Proteins