Ambystoma mexicanumUrodelaExtremitiesRegenerationAmbystomaCell DedifferentiationTurbellariaNotophthalmus viridescensNotophthalmusForelimbSalamandridaeAnimal FinsCell DifferentiationLimb BudsTailPlanariansPleurodelesTriturusAmputationAmbystomatidaeLarvaRetinal Rod Photoreceptor CellsZebrafishPhotoreceptor CellsIn Situ HybridizationSalamandraLimb SalvageRetinaChondrocytesGene Expression Regulation, DevelopmentalLimb Deformities, CongenitalLiposarcomaWilms TumorAmphibiansMetamorphosis, BiologicalNerve TissueTime FactorsMesodermImmunohistochemistryHindlimbCell ProliferationCells, CulturedSignal TransductionRetinal Cone Photoreceptor CellsHomeodomain ProteinsCartilageRanavirusAmputation StumpsPhantom LimbWound HealingMolecular Sequence DataModels, BiologicalAdaptation, Ocular