Excitatory Postsynaptic PotentialsHippocampusSynaptic TransmissionLong-Term PotentiationSynapsesCA1 Region, HippocampalElectric StimulationPerforant PathwayEvoked PotentialsReceptors, N-Methyl-D-AspartateNeuronal PlasticityExcitatory Amino Acid AntagonistsRats, Sprague-DawleyElectrophysiologyNeuronsRats, WistarNeural InhibitionNeurodegenerative Diseases2-Amino-5-phosphonovaleratePyramidal CellsAction PotentialsPatch-Clamp TechniquesInterneuronsGABA AntagonistsMembrane Potentials6-Cyano-7-nitroquinoxaline-2,3-dioneMotor NeuronsInhibitory Postsynaptic PotentialsDentate GyrusGlutamic AcidDendritesPresynaptic TerminalsBicucullinegamma-Aminobutyric AcidReceptors, AMPAQuinoxalinesSynaptic PotentialsExcitatory Amino Acid AgonistsAfferent PathwaysPicrotoxinReceptors, PresynapticNeurons, AfferentN-MethylaspartateCatsNeural PathwaysTetrodotoxinalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidModels, NeurologicalSpinal CordReceptors, NeurotransmitterReceptors, GABA-BBaclofenReceptors, GlutamateNeurotransmitter AgentsSynaptic MembranesGABA-B Receptor AntagonistsGanglia, InvertebrateAstacoideaVestibulocochlear NerveMyenteric PlexusReceptors, GABA-AMiniature Postsynaptic PotentialsAnimals, NewbornThalamusReceptors, Metabotropic GlutamateGABA-A Receptor AntagonistsNeocortexStrychnineTime FactorsGanglia, AutonomicGuinea PigsKynurenic AcidBrain StemCerebral CortexOrgan Culture TechniquesCalciumAplysiaNerve FibersAxonsMossy Fibers, HippocampalPyramidal TractsMicroelectrodesNerve NetGlutamatesReceptors, Kainic AcidGlycineSubmucous PlexusGanglia, ParasympatheticReaction TimePurkinje CellsCycloleucineHermissendaSerotoninBrainDecerebrate StateIontophoresisReceptors, GABAGABA AgonistsOculomotor NerveMice, Inbred C57BL