Ambystoma mexicanumRegenerationCell DedifferentiationExtremitiesTurbellariaNotophthalmus viridescensNotophthalmusAmbystomaForelimbSalamandridaeAnimal FinsCell DifferentiationPlanariansTailUrodelaTriturusAmputationZebrafishLiposarcomaChondrocytesPleurodelesWilms TumorNerve TissueIn Situ HybridizationCell ProliferationCells, CulturedImmunohistochemistryGene Expression Regulation, DevelopmentalMesodermSignal TransductionWound HealingHomeodomain ProteinsCartilageAnaplasiaStem CellsZebrafish ProteinsGene Expression RegulationTretinoinAmputation StumpsGene Expression ProfilingCartilage, ArticularAnimal StructuresReverse Transcriptase Polymerase Chain ReactionPentosan Sulfuric PolyesterOsteosarcoma, JuxtacorticalMultipotent Stem CellsOncostatin M Receptor beta SubunitRNA, MessengerCell DivisionHolothuriaCell TransdifferentiationTranscription Factorsbeta CateninMolecular Sequence DataMorphogenesisLarvaGenes, HomeoboxModels, BiologicalTime FactorsGene ExpressionEpidermisPancreatic Polypeptide-Secreting CellsDermisVimentinBase SequenceAnimals, Genetically ModifiedAIDS-Associated NephropathyFibroblast Growth FactorsBody PatterningCadherinsOligonucleotide Array Sequence AnalysisDNA PrimersAmino Acid SequenceKidney NeoplasmsExtracellular MatrixBromodeoxyuridineEpithelial CellsPodocytesKidneyDown-RegulationMusclesMSX1 Transcription FactorCell NucleusPhenotypeCollagen Type IINasal SeptumCellular MicroenvironmentVitreoretinopathy, ProliferativeDNA, ComplementaryCell Culture TechniquesLimb BudsCell LineageWnt ProteinsChoristomaDenervationIrisXenopus ProteinsPAX7 Transcription FactorXenopus laevisSOX9 Transcription Factor