Cell DifferentiationCell CycleCell ProliferationCell DivisionReceptors, LysophospholipidCells, CulturedSignal TransductionCell Cycle ProteinsLysophospholipidsGene Expression Regulation, DevelopmentalTranscription FactorsCell LineRNA, MessengerStem CellsSphingosineGene Expression RegulationCell Line, TumorDNA-Binding ProteinsApoptosisMolecular Sequence DataCell LineageReverse Transcriptase Polymerase Chain ReactionEmbryonic Stem CellsMice, Inbred C57BLBase SequenceImmunohistochemistryHomeodomain ProteinsTranscription, GeneticGene ExpressionGene Expression ProfilingReceptors, Lysophosphatidic AcidMutationRepressor ProteinsPhenotypeCell Cycle CheckpointsNuclear ProteinsModels, BiologicalPromoter Regions, GeneticG1 PhasePhosphorylationFlow CytometryTumor Cells, CulturedGene Expression Regulation, NeoplasticBlotting, WesternBromodeoxyuridineCell SurvivalAmino Acid SequenceTime FactorsMice, KnockoutMitosisDrosophila ProteinsTrans-ActivatorsDown-RegulationS PhaseOligonucleotide Array Sequence AnalysisTransfectionMice, TransgenicCyclinsProtein BindingBasic Helix-Loop-Helix Transcription FactorsEpithelial CellsCyclin-Dependent Kinase Inhibitor p27RNA, Small InterferingEpidermisNeuronsKeratinocytesReceptors, G-Protein-CoupledCell MovementUp-RegulationCyclin-Dependent Kinase Inhibitor p21FMRFamideRetinoblastoma ProteinDNACyclin D1TretinoinTranscriptional ActivationProtein-Serine-Threonine KinasesLymphocyte ActivationRNA InterferenceDrosophilaFibroblastsProto-Oncogene ProteinsReceptors, LysosphingolipidCell NucleusProliferating Cell Nuclear AntigenReceptors, Cell SurfaceDose-Response Relationship, DrugTumor Suppressor Protein p53G0 PhaseTumor Suppressor ProteinsDNA PrimersEmbryo, MammalianG2 PhaseT-LymphocytesEnzyme ActivationIn Situ HybridizationCell Transformation, NeoplasticEnzyme InhibitorsB-LymphocytesDrosophila melanogaster