Muscular Atrophy, SpinalSpinal Muscular Atrophies of ChildhoodSurvival of Motor Neuron 1 ProteinAtrophySMN Complex ProteinsMuscular AtrophySurvival of Motor Neuron 2 ProteinSpinal CordMuscular Disorders, AtrophicBulbo-Spinal Atrophy, X-LinkedSpinal Cord InjuriesNeuronal Apoptosis-Inhibitory ProteinCyclic AMP Response Element-Binding ProteinMotor NeuronsAnterior Horn CellsRNA-Binding ProteinsNerve Tissue ProteinsSpinal Cord DiseasesOptic AtrophyMotor Neuron DiseaseRibonucleoproteins, Small NuclearDEAD Box Protein 20Chromosomes, Human, Pair 5Spinal Nerve RootsInjections, SpinalExonsDisease Models, AnimalSpinal NervesCoiled BodiesMultiple System AtrophyAnesthesia, SpinalReceptors, AndrogensnRNP Core ProteinsSpinal Cord NeoplasmsSpinal CanalSpinal DiseasesSpinal Cord CompressionMuscle, SkeletalSpinal NeoplasmsPedigreeMice, TransgenicBulbar Palsy, ProgressiveSpinal StenosisSpinal FusionElectromyographyNerve DegenerationCharcot-Marie-Tooth DiseaseMuscle WeaknessHeterozygote DetectionPhenotypeMagnetic Resonance ImagingContractureOlivopontocerebellar AtrophiesNeuromuscular DiseasesAxonsGlycine-tRNA LigaseArthrogryposisNeural ConductionGene DeletionVocal Cord ParalysisSpinal InjuriesGyrate AtrophyHomozygoteMutationNeuromuscular JunctionTrinucleotide Repeat ExpansionNeuromuscular Junction DiseasesRNA SplicingAmyotrophic Lateral SclerosisSpinal Cord IschemiaGanglia, SpinalGenes, RecessiveSural NerveGeographic AtrophyGenetic LinkageGene DosageTrinucleotide RepeatsIntranuclear Inclusion BodiesGenes, DominantMyelographyMotor ActivityInclusion BodiesParaplegiaBrainFasciculationMyoclonic Epilepsies, ProgressiveChemistry, AnalyticSpineThoracic VertebraeUlnar NerveRespiratory ParalysisMusclesTuberculosis, SpinalPrenatal DiagnosisSpliceosomesGenetic CounselingAlternative SplicingScoliosisLaminectomyAcanthocytes