KidneyAmbystoma mexicanumRegenerationExtremitiesTurbellariaAmbystomaNotophthalmus viridescensNotophthalmusForelimbUreterSalamandridaeAnimal FinsPlanariansCell LineageMesodermTriturusTailNephronsWilms TumorAmputationGene Expression Regulation, DevelopmentalIn Situ HybridizationPAX2 Transcription FactorMorphogenesisWnt4 ProteinUrodelaCell DifferentiationPleurodelesWolffian DuctsNerve TissueMesonephrosOrganogenesisZebrafishHomeodomain ProteinsGlial Cell Line-Derived Neurotrophic FactorOrgan Culture TechniquesAnaplasiaMolecular Sequence DataDolichosAmputation StumpsAnimal StructuresStem CellsCell DedifferentiationKidney NeoplasmsPentosan Sulfuric PolyesterWound HealingWnt ProteinsImmunohistochemistryGenes, HomeoboxZebrafish ProteinsAnimals, Genetically ModifiedEpidermisKidney TubulesBody PatterningDermisEmbryonic and Fetal DevelopmentCartilageUrogenital SystemAmino Acid SequenceBase SequenceTretinoinFibroblast Growth FactorsSignal TransductionTranscription FactorsCell ProliferationGene ExpressionEmbryonic InductionMSX1 Transcription FactorMultipotent Stem CellsCellular MicroenvironmentDNA, ComplementaryLimb BudsPhylogenyChoristomaFlank PainPAX7 Transcription FactorXenopus ProteinsDenervationEmbryo, NonmammalianXenopus laevisBone Morphogenetic Protein 7Models, BiologicalReverse Transcriptase Polymerase Chain ReactionLarvaEpitheliumDNA PrimersHindlimbProto-Oncogene Proteins c-retGene Expression ProfilingT-Box Domain ProteinsEmbryo, MammalianTenascinRNA, MessengerUrogenital AbnormalitiesTime FactorsWT1 ProteinsMice, TransgenicBone Morphogenetic ProteinsSequence Analysis, DNAHedgehog Proteins