Cell CycleCell Cycle ProteinsApoptosisCell Cycle CheckpointsCaspasesApoptosis Regulatory ProteinsCaspase 3Cell Line, TumorG1 PhaseProto-Oncogene Proteins c-bcl-2Cell DivisionInhibitor of Apoptosis ProteinsTumor Suppressor Protein p53Cell ProliferationSignal TransductionMitosisCell SurvivalS PhaseCyclinsDNA FragmentationCells, CulturedTumor Cells, Culturedbcl-2-Associated X ProteinCell LineIn Situ Nick-End LabelingFlow CytometryG2 PhaseCyclin-Dependent Kinase Inhibitor p21PhosphorylationX-Linked Inhibitor of Apoptosis ProteinBlotting, WesternDNA DamageProtein-Serine-Threonine KinasesEnzyme ActivationMenstrual CycleRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27G2 Phase Cell Cycle CheckpointsApoptosis Inducing FactorCaspase 9Antineoplastic AgentsMitochondriaProto-Oncogene ProteinsCaspase InhibitorsCASP8 and FADD-Like Apoptosis Regulating ProteinDNA-Binding ProteinsTime FactorsRNA, MessengerTransfectionG0 PhaseDown-RegulationCaspase 8HeLa CellsMolecular Sequence DataEnzyme InhibitorsRNA, Small InterferingTumor Suppressor ProteinsNuclear ProteinsCell NucleusFas Ligand ProteinCDC2 Protein KinaseGene Expression RegulationG1 Phase Cell Cycle CheckpointsMutationCytochromes cTranscription FactorsCyclin D1bcl-X ProteinModels, BiologicalCyclin-Dependent Kinase 2Dose-Response Relationship, DrugAnnexin A5Gene Expression Regulation, NeoplasticCell DifferentiationCyclin EDNA ReplicationCysteine Proteinase InhibitorsPoly(ADP-ribose) PolymerasesReverse Transcriptase Polymerase Chain ReactionCell DeathCyclin AGenes, cdcUp-RegulationCyclin BCarrier ProteinsFibroblastsTranscription, GeneticHL-60 CellsInterphaseAmino Acid Chloromethyl KetonesDNABase SequenceAmino Acid SequenceCyclin-Dependent Kinase 4RNA InterferenceProtein BindingE2F1 Transcription FactorE2F Transcription FactorsReactive Oxygen SpeciesGene Expression