Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionDendritic SpinesLong-Term PotentiationSynapsesCA1 Region, HippocampalElectric StimulationDendritesPerforant PathwayNeuronal PlasticityEvoked PotentialsReceptors, N-Methyl-D-AspartateExcitatory Amino Acid AntagonistsNeuronsRats, Sprague-DawleyElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneurons6-Cyano-7-nitroquinoxaline-2,3-dioneGABA AntagonistsAfferent PathwaysReceptors, AMPAMembrane PotentialsDentate GyrusPresynaptic TerminalsInhibitory Postsynaptic PotentialsGlutamic AcidCatsMotor NeuronsRetinal Ganglion CellsBicucullinegamma-Aminobutyric AcidSpineQuinoxalinesSynaptic PotentialsAxonsExcitatory Amino Acid AgonistsAnimals, Inbred StrainsN-MethylaspartatePicrotoxinNeurons, AfferentReceptors, PresynapticModels, NeurologicalReceptors, GlutamateIsoquinolinesNeural PathwaysTetrodotoxinalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidSynaptic MembranesRetinaMiniature Postsynaptic PotentialsReceptors, GABA-BReceptors, NeurotransmitterBaclofenAnimals, NewbornNeurotransmitter AgentsAmacrine CellsGABA-B Receptor AntagonistsGanglia, InvertebrateAstacoideaVestibulocochlear NerveSpinal CordNeocortexMyenteric PlexusReceptors, GABA-AOrgan Culture TechniquesReceptors, Metabotropic GlutamateThalamusGABA-A Receptor AntagonistsCerebral CortexStrychnineTime FactorsGanglia, AutonomicVisual PathwaysCalciumKynurenic AcidGuinea PigsPurkinje CellsPyramidal TractsNerve FibersBrain StemNerve NetMossy Fibers, HippocampalSomatosensory CortexAplysiaPost-Synaptic DensityVisual CortexGlutamatesReceptors, Kainic AcidMicroelectrodesGlycineGanglia, ParasympatheticLong-Term Synaptic DepressionSubmucous Plexus