ProgeriaCell CycleCell AgingCell Cycle ProteinsAging, PrematureWerner SyndromeLamin Type AFibroblastsMice, TransgenicCyclinsCell Cycle CheckpointsG1 PhaseCyclin-Dependent Kinase Inhibitor p21Cell LineCell DivisionCells, CulturedDNA DamageRetinoblastoma ProteinTumor Suppressor Protein p53S PhaseErythrocyte AgingMitosisMolecular Sequence DataNuclear ProteinsDNA-Binding ProteinsCell ProliferationGene Expression RegulationApoptosisCyclin-Dependent Kinase Inhibitor p16Base SequenceCell NucleusRNA, MessengerCyclin-Dependent Kinase Inhibitor p27G2 PhaseCyclin-Dependent KinasesMutationCockayne SyndromeAgingSignal TransductionProtein-Serine-Threonine KinasesPhenotypeCell Line, TumorTranscription, GeneticTranscription FactorsPhosphorylationTumor Suppressor ProteinsSkin AbnormalitiesDNA ReplicationCDC2 Protein KinaseTransfectionGenes, cdcbeta-GalactosidasePromoter Regions, GeneticTrichothiodystrophy SyndromesCyclin-Dependent Kinase 2Cyclin ACyclin D1LipodystrophyLongevityAnion Exchange Protein 1, ErythrocyteGene ExpressionDNADNA RepairAmino Acid SequenceFlow CytometryHistonesBlotting, WesternRecQ HelicasesHeLa CellsCell Transformation, NeoplasticCyclin EModels, BiologicalInterphaseTime FactorsGene Expression ProfilingE2F Transcription FactorsProtein BindingDown-Regulationcdc25 PhosphatasesEhlers-Danlos SyndromeG1 Phase Cell Cycle CheckpointsCyclin-Dependent Kinase Inhibitor ProteinsCyclin BG0 PhaseCyclin-Dependent Kinase 4CDC2-CDC28 KinasesFarnesyltranstransferaseRNA InterferenceCell DifferentiationCaulobacter crescentusRNA, Small InterferingSyndromeMice, KnockoutUp-RegulationTelomereTumor Cells, CulturedGalactosyltransferasesOligonucleotide Array Sequence AnalysisE2F1 Transcription FactorProtein Precursors