Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesElectric StimulationCA1 Region, HippocampalPerforant PathwayEvoked PotentialsDendritesReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeuronsElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneuronsAfferent PathwaysMembrane Potentials6-Cyano-7-nitroquinoxaline-2,3-dioneGABA AntagonistsInhibitory Postsynaptic PotentialsCatsMotor NeuronsDentate GyrusGlutamic AcidRetinal Ganglion CellsPresynaptic Terminalsgamma-Aminobutyric AcidBicucullineReceptors, AMPAQuinoxalinesSynaptic PotentialsAnimals, Inbred StrainsNeurons, AfferentAxonsExcitatory Amino Acid AgonistsPicrotoxinReceptors, PresynapticNeural PathwaysIsoquinolinesN-MethylaspartateTetrodotoxinModels, Neurologicalalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidRetinaReceptors, GABA-BBaclofenGanglia, InvertebrateAmacrine CellsReceptors, NeurotransmitterReceptors, GlutamateSynaptic MembranesGABA-B Receptor AntagonistsVestibulocochlear NerveAstacoideaNeurotransmitter AgentsSpinal CordMyenteric PlexusReceptors, GABA-AThalamusMiniature Postsynaptic PotentialsGABA-A Receptor AntagonistsAnimals, NewbornNeocortexStrychnineVisual PathwaysReceptors, Metabotropic GlutamateGanglia, AutonomicKynurenic AcidBrain StemGuinea PigsTime FactorsOrgan Culture TechniquesNerve FibersNerve NetAplysiaMicroelectrodesMossy Fibers, HippocampalPyramidal TractsCalciumVisual CortexReaction TimeCerebral CortexGlutamatesSubmucous PlexusGanglia, ParasympatheticReceptors, Kainic AcidGlycineAxonal TransportDecerebrate StateIontophoresisSomatosensory CortexCycloleucine