Limb BudsSequence Homology, Amino AcidExtremitiesSequence Homology, Nucleic AcidMolecular Sequence DataAmino Acid SequenceLimb SalvageLimb Deformities, CongenitalBase SequencePhantom LimbCloning, Molecularsrc Homology DomainsSequence HomologyStructural Homology, ProteinSequence AlignmentLegLower ExtremityHindlimbIschemiaAmputationForelimbDNA, ComplementaryProtein Structure, TertiaryModels, MolecularArmBinding SitesGenes, BacterialDNANucleic Acid HybridizationProtein BindingRestriction MappingLoop of HenleEscherichia coliSequence Analysis, DNAGenesProteinsUpper ExtremitySpecies SpecificityMutationRNA, MessengerPlasmidsPhylogenyGene Expression Regulation, DevelopmentalDNA, BacterialBacterial ProteinsOpen Reading FramesAmbystoma mexicanumDNA Restriction EnzymesCarrier ProteinsMuscle, SkeletalCell LineRecombinant ProteinsPolydactylyProtein ConformationGene LibraryChromosome MappingMultigene FamilyTranscription, GeneticConserved SequenceAmputeesIn Situ HybridizationDNA PrimersRecombinant Fusion ProteinsTranscription FactorsMembrane ProteinsDNA-Binding ProteinsMolecular WeightTime FactorsBiomechanical PhenomenaSignal TransductionAmputation StumpsPolymerase Chain ReactionBiological EvolutionRegenerationBlotting, NorthernMovementHedgehog ProteinsLeg InjuriesPhosphoproteinsMesodermGene ExpressionBlotting, SouthernFemoral ArteryMorphogenesisFibroblast Growth Factor 4Body PatterningLocomotionPopliteal ArterySubstrate SpecificityToesProtein Structure, SecondaryTransfectionSaccharomyces cerevisiaeFibroblast Growth Factor 8COS CellsGaitMutagenesis, Site-DirectedHomeodomain ProteinsRepetitive Sequences, Nucleic AcidElectromyography