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 NeuronsCatsgamma-Aminobutyric AcidBicucullineLong-Term Synaptic DepressionSynaptic PotentialsRetinal Ganglion CellsQuinoxalinesModels, NeurologicalExcitatory Amino Acid AgonistsNeural PathwaysAxonsPicrotoxinN-MethylaspartateNeurons, AfferentReceptors, PresynapticDendritic SpinesAnimals, Inbred StrainsReceptors, Glutamatealpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidReceptors, Metabotropic GlutamateNeurotransmitter AgentsTetrodotoxinAnimals, NewbornIsoquinolinesSynaptic MembranesGanglia, InvertebrateReceptors, GABA-BRetinaMiniature Postsynaptic PotentialsThalamusSpinal CordReceptors, NeurotransmitterOrgan Culture TechniquesReceptors, GABA-ANeocortexBaclofenGABA-B Receptor AntagonistsTime FactorsNerve NetAplysiaAstacoideaAmacrine CellsVestibulocochlear NerveGABA-A Receptor AntagonistsMyenteric PlexusCerebral CortexCalciumVisual PathwaysVisual CortexMossy Fibers, HippocampalStrychnineBrain StemPurkinje CellsLearningNerve FibersGanglia, AutonomicSomatosensory CortexReaction TimeGuinea PigsKynurenic AcidPyramidal TractsMemoryMicroelectrodesGlycineReceptors, Kainic AcidMice, Inbred C57BLCerebellum