Ambystoma mexicanumRegenerationExtremitiesTurbellariaNotophthalmusAmbystomaNotophthalmus viridescensCell ProliferationCell DifferentiationForelimbCell DivisionSalamandridaeCells, CulturedSignal TransductionAnimal FinsPlanariansApoptosisStem CellsGene Expression Regulation, DevelopmentalRNA, MessengerCell Line, TumorCell LineCell CycleImmunohistochemistryTranscription FactorsGene Expression RegulationBromodeoxyuridineTriturusReverse Transcriptase Polymerase Chain ReactionMolecular Sequence DataIn Situ HybridizationTailMice, Inbred C57BLGene ExpressionCell MovementTretinoinCell SurvivalBlotting, WesternHomeodomain ProteinsTumor Cells, CulturedBase SequenceMice, KnockoutTime FactorsCell LineagePhosphorylationDown-RegulationMice, TransgenicFlow CytometryDNA-Binding ProteinsZebrafishTransfectionLymphocyte ActivationAmputationRNA, Small InterferingMorphogenesisEpidermisEpithelial CellsModels, BiologicalPhenotypeAmino Acid SequenceMesodermUp-RegulationGene Expression ProfilingRNA InterferenceGene Expression Regulation, NeoplasticWound HealingEmbryonic Stem CellsProliferating Cell Nuclear AntigenTrans-ActivatorsPleurodelesUrodelaT-LymphocytesKi-67 AntigenDose-Response Relationship, DrugSex DifferentiationFibroblastsWilms TumorDNA PrimersTranscription, GeneticNerve TissueCell CountProto-Oncogene ProteinsCell Growth ProcessesNuclear ProteinsCell Culture TechniquesMice, Inbred BALB CMutationFibroblast Growth FactorsOsteoblastsbeta CateninCell Transformation, NeoplasticDNAGene Knockdown TechniquesPromoter Regions, GeneticTransforming Growth Factor betaGrowth InhibitorsMice, NudeEnzyme ActivationCyclin D1Keratinocytes