Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesElectric StimulationNeuronsCA1 Region, HippocampalPerforant PathwayDendritesEvoked PotentialsNeuronal PlasticityReceptors, N-Methyl-D-AspartateExcitatory Amino Acid AntagonistsRats, Sprague-DawleyElectrophysiologyNeural InhibitionRats, WistarAction PotentialsPyramidal CellsInterneuronsPatch-Clamp Techniquesgamma-Aminobutyric AcidMotor NeuronsInhibitory Postsynaptic Potentials2-Amino-5-phosphonovalerateNeurons, AfferentGABA AntagonistsMembrane PotentialsCatsGlutamic AcidAfferent PathwaysPresynaptic Terminals6-Cyano-7-nitroquinoxaline-2,3-dioneDentate GyrusModels, NeurologicalAxonsRetinal Ganglion CellsBicucullineReceptors, AMPANeural PathwaysPicrotoxinQuinoxalinesTetrodotoxinSynaptic PotentialsNeocortexThalamusExcitatory Amino Acid AgonistsAnimals, Inbred StrainsSpinal CordNerve NetNeurotransmitter AgentsReceptors, PresynapticN-MethylaspartateAnimals, NewbornIsoquinolinesVisual PathwaysReceptors, GABA-AGanglia, Invertebratealpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidBrain StemVisual CortexGABAergic NeuronsRetinaCerebral CortexParvalbuminsBaclofenReceptors, GABA-BReceptors, GlutamateMyenteric PlexusReceptors, NeurotransmitterSomatosensory CortexSynaptic MembranesGABA-B Receptor AntagonistsAstacoideaVestibulocochlear NerveAmacrine CellsTime FactorsMiniature Postsynaptic PotentialsGlutamate DecarboxylaseGuinea PigsGABA-A Receptor AntagonistsStrychnineReceptors, Metabotropic GlutamateReaction TimeGlycineGanglia, AutonomicAplysiaKynurenic AcidCalciumOrgan Culture TechniquesMicroelectrodesNerve FibersImmunohistochemistryPyramidal TractsGanglia, ParasympatheticAxonal TransportMossy Fibers, HippocampalGlutamatesSubmucous Plexus