Cell CycleApoptosisCell Cycle ProteinsCell Cycle CheckpointsCaspase 3CaspasesIn Situ Nick-End LabelingG1 PhaseDNA FragmentationCell DivisionCell Line, TumorPhagocytosisMitosisProto-Oncogene Proteins c-bcl-2Cell ProliferationS PhaseSignal TransductionCell SurvivalCyclinsFlow CytometryCells, CulturedCell LineTumor Suppressor Protein p53Tumor Cells, CulturedG2 Phasebcl-2-Associated X ProteinJurkat CellsPhosphatidylserinesCyclin-Dependent Kinase Inhibitor p21Annexin A5DNA DamageMenstrual CycleBlotting, WesternPhosphorylationTime FactorsRetinoblastoma ProteinCyclin-Dependent Kinase Inhibitor p27Cell DeathProtein-Serine-Threonine KinasesMolecular Sequence DataCell NucleusRNA, MessengerNecrosisCaspase InhibitorsG2 Phase Cell Cycle CheckpointsEnzyme ActivationProto-Oncogene ProteinsAntigens, CD95HeLa CellsG0 PhaseMitochondriaDNA-Binding ProteinsG1 Phase Cell Cycle CheckpointsTransfectionMutationAntineoplastic AgentsMice, Inbred C57BLCDC2 Protein KinaseEnzyme InhibitorsNuclear ProteinsModels, BiologicalGene Expression RegulationMacrophagesCaspase 9Down-RegulationCyclin D1Tumor Suppressor ProteinsCyclin-Dependent Kinase 2ImmunohistochemistryDose-Response Relationship, DrugDNACell DifferentiationTranscription FactorsApoptosis Regulatory ProteinsRNA, Small InterferingDNA ReplicationMice, KnockoutCyclin EAmino Acid SequenceProtein BindingGenes, cdcPoly(ADP-ribose) PolymerasesCytochromes cCyclin ACyclin BCysteine Proteinase InhibitorsReverse Transcriptase Polymerase Chain ReactionHL-60 CellsTranscription, GeneticInterphaseCyclin-Dependent Kinase 4bcl-X ProteinFas Ligand ProteinFibroblastsBase SequenceCaspase 8Up-RegulationMicroscopy, FluorescenceAmino Acid Chloromethyl KetonesGene Expression