Cell CycleCell DivisionCell Cycle ProteinsG1 PhaseS PhaseMitosisG2 PhaseMenstrual Cyclecdc25 PhosphatasesG2 Phase Cell Cycle CheckpointsCDC2 Protein KinaseG1 Phase Cell Cycle CheckpointsCell Cycle CheckpointsCyclinsDNA ReplicationCell ProliferationCell Line, TumorApoptosisCyclin-Dependent KinasesPhosphorylationInterphaseCyclin B1Protein-Serine-Threonine KinasesMutationSaccharomyces cerevisiaeFlow CytometryFollicular PhaseDNA DamageLuteal PhaseRetinoblastoma ProteinG0 PhaseCyclin-Dependent Kinase 2Molecular Sequence DataHeLa CellsCyclin-Dependent Kinase Inhibitor p27Cyclin D1Cell NucleusGenes, cdcCyclin-Dependent Kinase Inhibitor p21Models, BiologicalDNA-Binding ProteinsCell LineSchizosaccharomycesTime FactorsCyclin BProtein KinasesSignal TransductionCaulobacter crescentusCyclin-Dependent Kinase 4Tumor Suppressor Protein p53Amino Acid SequenceAsymmetric Cell DivisionCells, CulturedCell Nucleus DivisionFungal ProteinsCyclin ADNABlotting, WesternNuclear ProteinsSaccharomyces cerevisiae ProteinsSpindle ApparatusCell SurvivalS Phase Cell Cycle CheckpointsTranscription FactorsCyclin EBase SequenceUbiquitin-Protein Ligase ComplexesTumor Cells, CulturedHydroxyureaHistonesAnaphase-Promoting Complex-CyclosomeMicroscopy, FluorescenceGenes, FungalEscherichia coliRNA, MessengerAllyl CompoundsEstrous CyclePremenstrual SyndromeCentrosomeProtein BindingSchizosaccharomyces pombe ProteinsTumor Suppressor ProteinsPhenotypeCdc20 ProteinsAntineoplastic Agents, PhytogenicGene Expression RegulationCDC2-CDC28 KinasesTranscription, GeneticBacterial ProteinsTemperatureCyclin B2BromodeoxyuridineRNA, Small InterferingKineticsAntineoplastic AgentsChromosome SegregationCell DifferentiationChromatinGene Expression Regulation, FungalFibroblasts