Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesNeuronsElectric StimulationCA1 Region, HippocampalPerforant PathwayDendritesEvoked PotentialsReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyElectrophysiologyRats, WistarPyramidal CellsAction PotentialsNeural InhibitionPatch-Clamp Techniques2-Amino-5-phosphonovalerateMotor NeuronsInterneuronsMembrane PotentialsNeurons, AfferentGlutamic Acid6-Cyano-7-nitroquinoxaline-2,3-dioneGABA AntagonistsAfferent PathwaysInhibitory Postsynaptic Potentialsgamma-Aminobutyric AcidPresynaptic TerminalsCatsReceptors, AMPADentate GyrusBicucullineAxonsRetinal Ganglion CellsN-MethylaspartateExcitatory Amino Acid AgonistsQuinoxalinesSynaptic PotentialsPicrotoxinTetrodotoxinReceptors, PresynapticAnimals, Inbred StrainsModels, Neurologicalalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidReceptors, GlutamateAnimals, NewbornReceptors, GABA-AReceptors, GABA-BIsoquinolinesNeurotransmitter AgentsReceptors, NeurotransmitterSpinal CordBaclofenSynaptic MembranesGanglia, InvertebrateCells, CulturedNeural PathwaysRetinaMyenteric PlexusGABA-B Receptor AntagonistsMiniature Postsynaptic PotentialsAstacoideaCalciumVestibulocochlear NerveAmacrine CellsGABA-A Receptor AntagonistsThalamusTime FactorsReceptors, Metabotropic GlutamateNeocortexStrychnineCerebral CortexKynurenic AcidOrgan Culture TechniquesVisual PathwaysBrain StemGanglia, AutonomicDendritic SpinesGuinea PigsNerve NetAplysiaMicroelectrodesKainic AcidGlycineAxonal TransportGlutamatesPyramidal TractsNerve FibersReaction TimeMossy Fibers, HippocampalReceptors, Kainic AcidGanglia, ParasympatheticImmunohistochemistryVisual CortexFluorescent Dyes