Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionNeuronal PlasticityLong-Term PotentiationSynapsesElectric StimulationCA1 Region, HippocampalPerforant PathwayReceptors, N-Methyl-D-AspartateDendritesEvoked PotentialsExcitatory Amino Acid AntagonistsNeuronsRats, Sprague-DawleyElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesReceptors, AMPAInterneuronsDentate GyrusGABA AntagonistsPresynaptic TerminalsAfferent Pathways6-Cyano-7-nitroquinoxaline-2,3-dioneInhibitory Postsynaptic PotentialsGlutamic AcidMembrane PotentialsMotor NeuronsCatsLong-Term Synaptic Depressiongamma-Aminobutyric AcidBicucullineSynaptic PotentialsRetinal Ganglion CellsQuinoxalinesModels, NeurologicalExcitatory Amino Acid AgonistsNeural PathwaysN-MethylaspartateAxonsPicrotoxinNeurons, AfferentReceptors, PresynapticDendritic SpinesAnimals, Inbred StrainsReceptors, Glutamatealpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidReceptors, Metabotropic GlutamateNeurotransmitter AgentsTetrodotoxinAnimals, NewbornIsoquinolinesSynaptic MembranesTime FactorsGanglia, InvertebrateRetinaOrgan Culture TechniquesReceptors, GABA-BSpinal CordMiniature Postsynaptic PotentialsThalamusReceptors, NeurotransmitterReceptors, GABA-ANeocortexBaclofenGABA-B Receptor AntagonistsNerve NetAplysiaAstacoideaAmacrine CellsVestibulocochlear NerveCalciumGABA-A Receptor AntagonistsMyenteric PlexusCerebral CortexVisual PathwaysVisual CortexMossy Fibers, HippocampalMice, Inbred C57BLStrychnineBrain StemPurkinje CellsLearningNerve FibersGanglia, AutonomicSomatosensory CortexGuinea PigsReaction TimeKynurenic AcidPyramidal TractsMemoryGlycineMicroelectrodesReceptors, Kainic AcidCells, Cultured