Cell CycleDisease ProgressionCell Cycle ProteinsCell Cycle CheckpointsG1 PhaseS PhaseMitosisCell DivisionCyclinsCell ProliferationApoptosisCell Line, TumorG2 PhaseSignal TransductionMediator ComplexCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p21Menstrual CyclePhosphorylationCell LineTime FactorsCells, CulturedProtein-Serine-Threonine KinasesInflammation MediatorsTumor Suppressor Protein p53RNA, MessengerG2 Phase Cell Cycle CheckpointsMolecular Sequence DataDNA-Binding ProteinsCDC2 Protein KinaseCyclin D1MutationG0 PhaseCyclin-Dependent Kinase 2Flow CytometryTranscription FactorsNuclear ProteinsDNA ReplicationDNA DamageCyclin ETumor Cells, CulturedGene Expression RegulationG1 Phase Cell Cycle CheckpointsModels, BiologicalGene Expression Regulation, NeoplasticTumor Suppressor ProteinsBlotting, WesternCyclin AGenes, cdcCyclin BCyclin-Dependent Kinase 4Cell NucleusTranscription, GeneticInterphaseHeLa CellsBase SequenceCell DifferentiationImmunohistochemistryCell SurvivalDown-RegulationCDC2-CDC28 KinasesReverse Transcriptase Polymerase Chain ReactionAmino Acid Sequencecdc25 PhosphatasesAntineoplastic AgentsE2F Transcription FactorsRNA, Small InterferingTransfectionGene Expression ProfilingSaccharomyces cerevisiaeDNAProtein BindingFibroblastsCyclin B1Mice, Inbred C57BLCyclin DGene ExpressionProto-Oncogene ProteinsPromoter Regions, GeneticSaccharomyces cerevisiae ProteinsUp-RegulationCell Transformation, NeoplasticEstrous CycleE2F1 Transcription FactorEnzyme InhibitorsMice, KnockoutProtein KinasesRNA InterferencePhenotypeBromodeoxyuridineDose-Response Relationship, DrugBreast NeoplasmsDisease Models, AnimalNeoplasmsOligonucleotide Array Sequence AnalysisCarrier ProteinsHistonesEnzyme ActivationMice, Transgenic