Cell CycleTransfectionCell Cycle ProteinsCell LineMolecular Sequence DataBase SequenceRNA, MessengerCell Cycle CheckpointsCell Line, TumorCell DivisionAmino Acid SequenceApoptosisTumor Cells, CulturedCells, CulturedSignal TransductionG1 PhaseGene ExpressionMutationPhosphorylationBlotting, WesternCell ProliferationGene Expression RegulationTranscription, GeneticMitosisDNA-Binding ProteinsCricetinaeCyclinsS PhaseTranscription FactorsPromoter Regions, GeneticCloning, MolecularRecombinant ProteinsHeLa CellsRecombinant Fusion ProteinsProtein BindingDNA, ComplementaryProtein-Serine-Threonine KinasesRNA, Small InterferingCHO CellsPlasmidsNuclear ProteinsGene Expression Regulation, NeoplasticReverse Transcriptase Polymerase Chain ReactionCOS CellsTumor Suppressor Protein p53DNADown-RegulationCyclin-Dependent Kinase Inhibitor p21Carrier ProteinsFlow CytometryCell NucleusG2 PhaseUp-RegulationCyclin-Dependent Kinase Inhibitor p27Time FactorsCell SurvivalDNA PrimersImmunohistochemistryRetinoblastoma ProteinCell DifferentiationProto-Oncogene ProteinsCyclin D1Menstrual CycleGenetic VectorsMice, TransgenicMembrane ProteinsKinetics3T3 CellsFibroblastsProtein BiosynthesisEnzyme ActivationRNA InterferenceReticulocytesSequence Homology, Amino AcidModels, BiologicalPhenotypeG2 Phase Cell Cycle CheckpointsTumor Suppressor ProteinsNeoplasm ProteinsDNA ReplicationEnzyme InhibitorsGenes, ReporterDNA DamageBinding SitesG0 PhaseGreen Fluorescent ProteinsProteinsCyclin EImmunoblottingCDC2 Protein KinaseBlotting, NorthernCyclin-Dependent Kinase 2G1 Phase Cell Cycle CheckpointsGene Expression Regulation, EnzymologicLuciferasesMicroscopy, FluorescenceSaccharomyces cerevisiaeCercopithecus aethiopsMice, Inbred C57BLProtein Structure, Tertiary