Cell CycleCell Cycle ProteinsMembranesCell MembraneMembrane LipidsIntracellular MembranesMembrane PotentialsMembranes, ArtificialCell Cycle CheckpointsModels, BiologicalG1 PhaseCell DivisionErythrocyte MembraneMembrane FluiditySpheroids, CellularMolecular Sequence DataMitosisCell LineMutationS PhaseCell Membrane PermeabilitySignal TransductionApoptosisBasement MembraneCyclinsAmino Acid SequenceCells, CulturedVolvoxCell ProliferationProtein BindingTime FactorsBase SequenceCell Line, TumorMenstrual CycleG2 PhaseDictyosteliumProtein TransportCarrier ProteinsMembrane Transport ProteinsMicroscopy, FluorescenceMicroscopy, ElectronCyclin-Dependent Kinase Inhibitor p21Membrane GlycoproteinsCyclin-Dependent Kinase Inhibitor p27Tumor Cells, CulturedProtein Structure, TertiaryRetinoblastoma ProteinG2 Phase Cell Cycle CheckpointsProtein-Serine-Threonine KinasesRNA, MessengerFlow CytometryHeLa CellsBlotting, WesternSequence Homology, Amino AcidRecombinant Fusion ProteinsCell DifferentiationDNA-Binding ProteinsCell NucleusTranscription FactorsCell SurvivalSaccharomyces cerevisiae ProteinsNuclear ProteinsMyxococcus xanthusLipid BilayersG0 PhaseGene Expression RegulationDNA ReplicationCDC2 Protein KinasePhosphorylationBacterial ProteinsTumor Suppressor Protein p53PhenotypeFungal ProteinsTransfectionMitochondrial MembranesG1 Phase Cell Cycle CheckpointsTranscription, GeneticDNA DamageCalciumMorphogenesisMicroscopy, ConfocalCyclin-Dependent Kinase 2KineticsCyclin D1CytoplasmCloning, MolecularTemperatureCyclin EEscherichia coliDNABinding SitesFibroblastsInterphaseSynaptic MembranesGenes, cdcSaccharomyces cerevisiaeTumor Suppressor ProteinsFluorescent Antibody TechniqueCyclin ACaenorhabditis elegans