Excitatory Postsynaptic PotentialsSynaptic TransmissionHippocampusLong-Term PotentiationSynapsesElectric StimulationCA1 Region, HippocampalPerforant PathwayEvoked PotentialsReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeuronsElectrophysiologyDendritesRats, WistarNeural InhibitionPyramidal CellsAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneuronsInhibitory Postsynaptic PotentialsGABA Antagonists6-Cyano-7-nitroquinoxaline-2,3-dioneMembrane PotentialsPresynaptic TerminalsGlutamic Acidgamma-Aminobutyric AcidMotor NeuronsReceptors, AMPABicucullineDentate GyrusAfferent PathwaysQuinoxalinesSynaptic PotentialsCatsPicrotoxinReceptors, PresynapticExcitatory Amino Acid AgonistsTetrodotoxinNeurons, AfferentN-MethylaspartateSynaptic Membranesalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidReceptors, GlutamateModels, NeurologicalReceptors, GABA-AReceptors, GABA-BNeural PathwaysNeurotransmitter AgentsReceptors, NeurotransmitterBaclofenMiniature Postsynaptic PotentialsGABA-B Receptor AntagonistsGABA-A Receptor AntagonistsAstacoideaSpinal CordGanglia, InvertebrateAnimals, NewbornAxonsVestibulocochlear NerveMyenteric PlexusReceptors, Metabotropic GlutamateThalamusStrychnineNeocortexRetinal Ganglion CellsKynurenic AcidOrgan Culture TechniquesBrain StemCalciumGanglia, AutonomicTime FactorsMossy Fibers, HippocampalGuinea PigsNerve FibersGlutamatesGlycineNeuromuscular JunctionReceptors, GABAAplysiaReceptors, Kainic AcidNerve NetMicroelectrodesGanglia, ParasympatheticPyramidal TractsPurkinje CellsCerebral CortexGABA AgonistsPhosphinic AcidsReaction TimeSubmucous PlexusLong-Term Synaptic DepressionCerebellumCycloleucineGanglia, SympatheticIontophoresisSomatosensory Cortex