RegenerationAmbystoma mexicanumExtremitiesCell DedifferentiationTurbellariaNotophthalmus viridescensAmbystomaNotophthalmusSalamandridaeForelimbAnimal FinsPlanariansTriturusTailCell DifferentiationUrodelaAmputationRNA CapsPleurodelesWilms TumorZebrafishNerve TissueIn Situ HybridizationAnaplasiaGene Expression Regulation, DevelopmentalWound HealingMesodermAmputation StumpsCell ProliferationAnimal StructuresPentosan Sulfuric PolyesterCartilageHomeodomain ProteinsZebrafish ProteinsTretinoinImmunohistochemistryMorphogenesisGenes, HomeoboxSignal TransductionMolecular Sequence DataLiposarcomaChondrocytesEpidermisDermisStem CellsAnimals, Genetically ModifiedMultipotent Stem CellsCells, CulturedFibroblast Growth FactorsBody PatterningGene Expression RegulationAmino Acid SequenceLarvaMSX1 Transcription FactorCellular MicroenvironmentGene Expression ProfilingXenopus ProteinsRNA, MessengerLimb BudsBase SequenceChoristomaModels, BiologicalXenopus laevisDenervationReverse Transcriptase Polymerase Chain ReactionGene ExpressionCell DivisionPAX7 Transcription FactorKidney Neoplasmsbeta CateninTranscription FactorsHindlimbDNA, ComplementaryEmbryo, NonmammalianTime FactorsRNA Cap AnalogsBromodeoxyuridineTenascinMusclesDNA PrimersT-Box Domain ProteinsExtracellular MatrixWnt ProteinsKidneyCartilage, ArticularOsteosarcoma, JuxtacorticalOncostatin M Receptor beta SubunitUreterHolothuriaCell NucleusCell TransdifferentiationHedgehog ProteinsCell LineageMicroscopy, ElectronOligonucleotide Array Sequence AnalysisFluorescent Antibody TechniqueHeadBlotting, NorthernCell MovementHelminth Proteins