Motor NeuronsMotor Neuron DiseaseNeuronsMuscle WeaknessSurvival of Motor Neuron 1 ProteinNeurons, AfferentMotor CortexSurvival of Motor Neuron 2 ProteinEvoked Potentials, MotorAmyotrophic Lateral SclerosisSpinal CordMuscular Atrophy, SpinalMotor ActivityAxonsSMN Complex ProteinsNeuromuscular DiseasesAction PotentialsNerve Tissue ProteinsElectric StimulationMolecular Motor ProteinsNerve DegenerationSynapsesElectromyographyGanglia, InvertebrateElectrophysiologySynaptic TransmissionInterneuronsMovementNeuromuscular JunctionMice, TransgenicBulbar Palsy, ProgressiveCells, CulturedCholinergic NeuronsAplysiaSuperoxide DismutaseAnterior Horn CellsMuscle, SkeletalDopaminergic NeuronsDendritesImmunohistochemistrySensory Receptor CellsBrainPatch-Clamp TechniquesGanglia, SpinalDisease Models, AnimalNeural InhibitionGABAergic NeuronsTime FactorsNeural ConductionModels, NeurologicalFacial NerveMotor Skills DisordersCerebral CortexAnimals, NewbornMutationMembrane PotentialsParalysisAnimals, Genetically ModifiedHippocampusBrain Stemgamma-Aminobutyric AcidAxonal TransportNeuropeptidesMusclesLocomotionCentral Nervous SystemCholine O-AcetyltransferaseReaction TimeGangliaMice, Inbred C57BLGrasshoppersNeurons, EfferentNerve NetNeurofilament ProteinsMedulla OblongataBehavior, AnimalEvoked PotentialsGreen Fluorescent ProteinsExcitatory Postsynaptic PotentialsNeuronal PlasticitySpinal Muscular Atrophies of ChildhoodPsychomotor PerformanceCell CountGene Expression Regulation, DevelopmentalOlfactory Receptor NeuronsGlutamic AcidCatsAnalysis of VarianceMuscle ContractionPeripheral NervesAfferent PathwaysDopamineRats, Sprague-DawleyMuscular AtrophyLeechesCyclic AMP Response Element-Binding ProteinChick EmbryoMice, KnockoutNeurogliaCerebellum