Ambystoma mexicanumRegenerationExtremitiesTurbellariaNotophthalmusAmbystomaNotophthalmus viridescensForelimbCytokinesSalamandridaeLimb BudsAnimal FinsPlanariansTriturusAmputationTailUrodelaLimb SalvagePleurodelesLimb Deformities, CongenitalWilms TumorNerve TissueIn Situ HybridizationZebrafishTumor Necrosis Factor-alphaAmputation StumpsPhantom LimbCell DifferentiationHindlimbInterleukin-6Gene Expression Regulation, DevelopmentalWound HealingMesodermAnaplasiaCells, CulturedMorphogenesisInterleukin-1Signal TransductionAnimal StructuresCartilageBody PatterningCell DedifferentiationGenes, HomeoboxInterferon-gammaFibroblast Growth FactorsPentosan Sulfuric PolyesterRNA, MessengerEpidermisHomeodomain ProteinsGene Expression RegulationInflammationMolecular Sequence DataTretinoinDermisGene ExpressionInflammation MediatorsZebrafish ProteinsMSX1 Transcription FactorLegCell ProliferationAnimals, Genetically ModifiedLower ExtremityTime FactorsMice, Inbred C57BLInterleukin-10Hedgehog ProteinsIschemiaImmunohistochemistryInterleukin-4Interleukin-1betaCellular MicroenvironmentAmino Acid SequenceTh2 CellsInterleukinsT-Box Domain ProteinsReverse Transcriptase Polymerase Chain ReactionDenervationXenopus ProteinsChoristomaLipopolysaccharidesPAX7 Transcription FactorXenopus laevisModels, BiologicalInterleukin-8Base SequenceMultipotent Stem CellsEmbryo, NonmammalianChemokinesLarvaTenascinTh1 CellsMacrophagesDNA, ComplementaryMice, KnockoutMusclesCell DivisionMice, Inbred BALB CStem CellsBone and BonesKidney Neoplasms