Ambystoma mexicanumRegenerationExtremitiesTurbellariaNotophthalmusAmbystomaNotophthalmus viridescensVertebratesForelimbMammalsSalamandridaeAnimal FinsPlanariansZebrafishTriturusTailMolecular Sequence DataGene Expression Regulation, DevelopmentalAmputationIn Situ HybridizationUrodelaZebrafish ProteinsAmino Acid SequenceBody PatterningEmbryo, NonmammalianPleurodelesNerve TissueWilms TumorEvolution, MolecularAnimals, Genetically ModifiedBase SequenceGenes, HomeoboxMorphogenesisHomeodomain ProteinsXenopus ProteinsBiological EvolutionMesodermSequence Homology, Amino AcidCell DifferentiationSequence AlignmentXenopus laevisReptilesFishesChordata, NonvertebrateAnimal StructuresAnaplasiaSpecies SpecificityLarvaDNA, ComplementaryFibroblast Growth FactorsAmputation StumpsCell DedifferentiationLampreysModels, BiologicalWound HealingSignal TransductionPentosan Sulfuric PolyesterLimb BudsCloning, MolecularTranscription FactorsCartilageInvertebratesTretinoinEpidermisConserved SequenceHagfishesAmphibiansChickensBirdsGenomeDermisTakifuguGene ExpressionT-Box Domain ProteinsSequence Analysis, DNAWnt ProteinsGene DuplicationGene Expression RegulationOryziasSharksHeadDrosophila ProteinsRNA, MessengerMarsupialiaChordataStem CellsDNA PrimersMSX1 Transcription FactorImmunohistochemistryCiona intestinalisXenopusDrosophilaCell ProliferationHindlimbLizardsPAX7 Transcription FactorChoristomaCellular MicroenvironmentFossilsDenervation