Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesNeuronal PlasticityElectric StimulationCA1 Region, HippocampalPerforant PathwayEvoked PotentialsDendritesReceptors, N-Methyl-D-AspartateExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeuronsElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneuronsAfferent PathwaysGABA Antagonists6-Cyano-7-nitroquinoxaline-2,3-dioneMembrane PotentialsInhibitory Postsynaptic PotentialsDentate GyrusCatsMotor NeuronsPresynaptic TerminalsGlutamic AcidRetinal Ganglion CellsReceptors, AMPABicucullinegamma-Aminobutyric AcidQuinoxalinesSynaptic PotentialsAxonsAnimals, Inbred StrainsExcitatory Amino Acid AgonistsPicrotoxinNeurons, AfferentReceptors, PresynapticNeural PathwaysN-MethylaspartateIsoquinolinesModels, NeurologicalTetrodotoxinalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidRetinaReceptors, GlutamateSynaptic MembranesNeurotransmitter AgentsReceptors, GABA-BReceptors, NeurotransmitterGanglia, InvertebrateBaclofenAmacrine CellsGABA-B Receptor AntagonistsAstacoideaVestibulocochlear NerveSpinal CordReceptors, GABA-AMyenteric PlexusMiniature Postsynaptic PotentialsAnimals, NewbornThalamusReceptors, Metabotropic GlutamateNeocortexGABA-A Receptor AntagonistsVisual PathwaysStrychnineTime FactorsGanglia, AutonomicOrgan Culture TechniquesGuinea PigsKynurenic AcidAplysiaBrain StemCalciumNerve NetMossy Fibers, HippocampalNerve FibersCerebral CortexVisual CortexLong-Term Synaptic DepressionPyramidal TractsMicroelectrodesReaction TimeGlutamatesReceptors, Kainic AcidDendritic SpinesGlycineAxonal TransportSomatosensory CortexSubmucous PlexusGanglia, ParasympatheticPurkinje Cells