AplysiaMotor NeuronsNeuronsMotor Neuron DiseaseNeurons, AfferentSurvival of Motor Neuron 1 ProteinGanglia, InvertebrateMotor CortexSurvival of Motor Neuron 2 ProteinEvoked Potentials, MotorGangliaAmyotrophic Lateral SclerosisSpinal CordMotor ActivityMuscular Atrophy, SpinalAxonsAction PotentialsSynapsesFMRFamideInvertebrate HormonesSMN Complex ProteinsSerotoninNerve Tissue ProteinsElectric StimulationElectrophysiologySynaptic TransmissionNeuropeptidesSensory Receptor CellsMolecular Motor ProteinsCells, CulturedNerve DegenerationMolluscaNeuromuscular DiseasesNeuronal PlasticityNeural InhibitionMembrane PotentialsMovementNeuromuscular JunctionModels, NeurologicalInterneuronsPatch-Clamp TechniquesTime FactorsCholinergic NeuronsImmunohistochemistryExcitatory Postsynaptic PotentialsMice, TransgenicReflexDopaminergic NeuronsSuperoxide DismutaseElectromyographyAnterior Horn CellsBehavior, AnimalNervous SystemCentral Nervous SystemAxonal TransportDendritesBrainBulbar Palsy, ProgressiveGanglia, SpinalGABAergic NeuronsNerve NetCheekPhysical StimulationEvoked Potentialsgamma-Aminobutyric AcidCerebral CortexAnimals, NewbornDisease Models, AnimalNeurotransmitter AgentsFacial NerveMotor Skills DisordersNeural ConductionAnimals, Genetically ModifiedHippocampusFeeding BehaviorLocomotionBrain StemMutationReaction TimeCalciumMusclesNeuritesGlutamic AcidCyclic AMP Response Element-Binding ProteinDopamineGreen Fluorescent ProteinsCholine O-AcetyltransferaseNervous System Physiological PhenomenaAxotomyGrasshoppersNeurons, EfferentNeurofilament ProteinsLearningMolecular Sequence DataMedulla OblongataAfferent PathwaysCell CountAnalysis of VarianceMice, Inbred C57BLMuscle, Skeletal