Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesCA1 Region, HippocampalElectric StimulationPerforant PathwayEvoked PotentialsDendritesReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyNeuronsElectrophysiologyRats, WistarPyramidal CellsNeural InhibitionAction Potentials2-Amino-5-phosphonovaleratePatch-Clamp TechniquesInterneuronsAfferent PathwaysGABA Antagonists6-Cyano-7-nitroquinoxaline-2,3-dioneMembrane PotentialsInhibitory Postsynaptic PotentialsCatsMotor NeuronsDentate GyrusRetinal Ganglion CellsGlutamic AcidPresynaptic TerminalsBicucullinegamma-Aminobutyric AcidReceptors, AMPAQuinoxalinesSynaptic PotentialsAnimals, Inbred StrainsAxonsExcitatory Amino Acid AgonistsPicrotoxinReceptors, PresynapticNeurons, AfferentIsoquinolinesN-MethylaspartateTetrodotoxinNeural Pathwaysalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidRetinaModels, NeurologicalReceptors, GABA-BBaclofenReceptors, NeurotransmitterAmacrine CellsSynaptic MembranesGABA-B Receptor AntagonistsReceptors, GlutamateGanglia, InvertebrateAstacoideaVestibulocochlear NerveNeurotransmitter AgentsMyenteric PlexusSpinal CordReceptors, GABA-AMiniature Postsynaptic PotentialsThalamusGABA-A Receptor AntagonistsStrychnineReceptors, Metabotropic GlutamateNeocortexAnimals, NewbornGanglia, AutonomicVisual PathwaysKynurenic AcidGuinea PigsBrain StemAplysiaOrgan Culture TechniquesTime FactorsNerve FibersMossy Fibers, HippocampalMicroelectrodesPyramidal TractsCalciumGlutamatesNerve NetReceptors, Kainic AcidSubmucous PlexusGanglia, ParasympatheticCerebral CortexAxonal TransportGlycineReaction TimeVisual CortexCycloleucineHermissendaDecerebrate StateIontophoresis