Cell CycleMitosisHeLa CellsPhosphorylationG1 PhaseCell Cycle ProteinsG2 Phase Cell Cycle CheckpointsS PhaseG1 Phase Cell Cycle CheckpointsG2 PhaseCell Cycle CheckpointsMenstrual CycleCell DivisionG0 PhaseCell ProliferationCell Line, TumorApoptosisCyclin-Dependent Kinase Inhibitor p21CyclinsCyclin-Dependent Kinase Inhibitor p27Cyclin B1cdc25 PhosphatasesCDC2 Protein KinaseS Phase Cell Cycle CheckpointsFlow CytometryCyclin D1Time FactorsTumor Suppressor Protein p53Retinoblastoma ProteinCyclin-Dependent Kinase 2Allyl CompoundsCell LineCyclin ECyclin-Dependent Kinase 4Signal TransductionDNA DamageProtein-Serine-Threonine KinasesCells, CulturedTumor Cells, CulturedCyclin-Dependent KinasesEstrous CycleCell SurvivalLuteal PhaseBlotting, WesternAntineoplastic Agents, PhytogenicDNA-Binding ProteinsInterphaseModels, BiologicalFollicular PhaseIsothiocyanatesPost and Core TechniqueDose-Response Relationship, DrugProtein KinasesMolecular Sequence DataCell NucleusDNA ReplicationDNARNA, MessengerMutationM Phase Cell Cycle CheckpointsNuclear ProteinsTranscription FactorsAntineoplastic AgentsRNA, Small InterferingGene Expression RegulationGene Expression Regulation, NeoplasticPeriodicityCyclin ACyclin Bbcl-2-Associated X ProteinCell DifferentiationGenes, cdcUp-RegulationBase SequenceFibroblastsTumor Suppressor ProteinsKineticsCDC2-CDC28 KinasesAmino Acid SequenceBromodeoxyuridineCircadian RhythmSaccharomyces cerevisiaeReverse Transcriptase Polymerase Chain ReactionImmunohistochemistryGene Expression ProfilingHistonesBiological ClocksE2F Transcription FactorsMimosineTemperatureTranscription, GeneticProgesteronePhenotypeAtaxia Telangiectasia Mutated ProteinsSaccharomyces cerevisiae ProteinsOligonucleotide Array Sequence AnalysisGene Expression Regulation, DevelopmentalProliferating Cell Nuclear AntigenEndometriumPhase Transition