Ambystoma mexicanumRegenerationCell DedifferentiationExtremitiesTurbellariaNotophthalmus viridescensNotophthalmusForelimbSalamandridaeCell DifferentiationPlanariansTailUrodelaTriturusAmputationZebrafishLiposarcomaChondrocytesPleurodelesWilms TumorNerve TissueIn Situ HybridizationCell ProliferationCells, CulturedImmunohistochemistryGene Expression Regulation, DevelopmentalMesodermSignal TransductionWound HealingHomeodomain ProteinsCartilageInkStem CellsZebrafish ProteinsGene Expression RegulationTretinoinGene 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 CellsDermisVimentinZosteraceaeAnimals, 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 FactorFluorescent Antibody TechniqueEpithelial-Mesenchymal TransitionHindlimb