SynapsesNeuronsNeurons, AfferentMotor NeuronsImmunological SynapsesSynaptic TransmissionExcitatory Postsynaptic PotentialsHippocampusAction PotentialsDendritesPatch-Clamp TechniquesNeuronal PlasticityPresynaptic TerminalsElectric StimulationAxonsNeural InhibitionNerve Tissue ProteinsElectrophysiologygamma-Aminobutyric AcidElectrical SynapsesCells, CulturedModels, NeurologicalPyramidal CellsReceptors, AMPAAnimals, NewbornInterneuronsGABAergic NeuronsGlutamic AcidDopaminergic NeuronsSynaptic VesiclesReceptors, N-Methyl-D-AspartateDendritic SpinesCerebral CortexNeurotransmitter AgentsMembrane PotentialsLong-Term PotentiationSpinal CordExcitatory Amino Acid AntagonistsSensory Receptor CellsImmunohistochemistryCerebellumTime FactorsRats, Sprague-DawleyRats, WistarGanglia, SpinalBrainCholinergic NeuronsOlfactory Receptor NeuronsCalciumNerve NetPurkinje CellsMice, Inbred C57BLNeuromuscular JunctionGreen Fluorescent ProteinsInhibitory Postsynaptic PotentialsGanglia, InvertebrateNeuropeptidesNeurons, EfferentBrain StemEvoked PotentialsAplysiaReceptors, GlutamateMice, TransgenicGABA AntagonistsDopamineSynaptic MembranesTetrodotoxinAfferent PathwaysMice, KnockoutMotor Neuron DiseaseSynaptic PotentialsThalamusCatsNeocortexMedulla OblongataLong-Term Synaptic DepressionOrgan Culture TechniquesSignal TransductionMesencephalonSynaptophysinGangliaNeurogliaVesicular Glutamate Transport Protein 1NeurogenesisNerve FibersReceptors, GABA-ANeuritesMossy Fibers, Hippocampal6-Cyano-7-nitroquinoxaline-2,3-dioneN-MethylaspartateBehavior, AnimalSerotonergic NeuronsExcitatory Amino Acid AgonistsVesicular Glutamate Transport Protein 2Microscopy, ElectronLeechesCA1 Region, HippocampalSerotoninMicroscopy, ConfocalCell Adhesion Molecules, Neuronal