SynapsesAplysiaSpinothalamic TractsNeuronsNeurons, AfferentSpinocerebellar TractsMotor NeuronsPyramidal TractsNeuronal PlasticitySynaptic TransmissionExcitatory Postsynaptic PotentialsLong-Term PotentiationCatsGanglia, InvertebrateElectric StimulationPresynaptic TerminalsSerotoninSpinal CordInterneuronsPurkinje CellsAfferent PathwaysAction PotentialsNeural InhibitionAxonsLumbosacral RegionImmunological SynapsesDendritesCells, CulturedCalciumPhysical StimulationMacaca fascicularisStilbamidinesCerebellumHorseradish PeroxidaseMotor CortexElectrophysiologyHippocampusExtrapyramidal TractsNeural PathwaysForelimbNeural ConductionEvoked PotentialsPatch-Clamp TechniquesThalamusReticular FormationSolitary NucleusHindlimbPruritusNerve Tissue ProteinsPosterior Horn CellsMechanoreceptorsgamma-Aminobutyric AcidNociceptorsElectrical SynapsesModels, NeurologicalTime FactorsAnimals, NewbornReceptors, AMPAPyramidal CellsCapsaicinReaction TimeGABAergic NeuronsGlutamic AcidDopaminergic NeuronsReceptors, N-Methyl-D-AspartateSynaptic VesiclesLocomotionDendritic SpinesHairUrinary Tract InfectionsCerebral CortexNeurotransmitter AgentsMembrane PotentialsExcitatory Amino Acid AntagonistsImmunohistochemistrySensory Receptor CellsMovementRats, Sprague-DawleyGastrointestinal TractRats, WistarSkinMusclesBrainGanglia, SpinalBrain MappingUrinary TractMice, Inbred C57BLCholinergic NeuronsOlfactory Receptor NeuronsNerve NetBrain StemNeuromuscular JunctionInhibitory Postsynaptic PotentialsNeurons, EfferentNeuropeptidesMice, TransgenicGreen Fluorescent ProteinsReceptors, GlutamateGABA AntagonistsMice, Knockout