CA1 Region, HippocampalPyramidal CellsNeuronsCA3 Region, HippocampalHippocampusDendritesAction PotentialsPatch-Clamp TechniquesSynapsesExcitatory Postsynaptic PotentialsCA2 Region, HippocampalSynaptic TransmissionNeurons, AfferentRats, Sprague-DawleyElectric StimulationLong-Term PotentiationNeocortexRats, WistarElectrophysiologyInterneuronsMotor NeuronsNeuronal PlasticityNeural InhibitionDendritic SpinesMembrane PotentialsReceptors, N-Methyl-D-Aspartategamma-Aminobutyric AcidGerbillinaeCerebral CortexCalciumExcitatory Amino Acid AntagonistsOrgan Culture TechniquesAnimals, NewbornReceptors, AMPAGlutamic AcidModels, NeurologicalTetrodotoxinAxonsInhibitory Postsynaptic PotentialsEvoked PotentialsGABA AntagonistsReceptors, GABA-APyramidal TractsNerve NetNerve Tissue ProteinsKainic AcidPrefrontal Cortex6-Cyano-7-nitroquinoxaline-2,3-dioneTime FactorsN-MethylaspartateCells, CulturedExcitatory Amino Acid Agonists2-Amino-5-phosphonovalerateLong-Term Synaptic DepressionPotassium ChannelsMice, Inbred C57BLCalcium Channel BlockersPresynaptic TerminalsSomatosensory CortexBiophysical ProcessesBicucullineGABAergic NeuronsReceptors, Metabotropic GlutamateImmunohistochemistryParvalbuminsBrainalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidHyperpolarization-Activated Cyclic Nucleotide-Gated ChannelsMice, KnockoutDentate GyrusMossy Fibers, HippocampalProsencephalonSodium Channel BlockersSynaptic PotentialsMaze LearningNeuroprotective AgentsTheta Rhythm4-AminopyridineCalcium SignalingPhosphinic AcidsSodium ChannelsNerve DegenerationRats, Long-EvansPotassium Channel BlockersElectric ConductivityDopaminergic NeuronsEgtazic AcidCyclic Nucleotide-Gated Cation ChannelsPicrotoxinCell CountMice, TransgenicBrain IschemiaGABA-A Receptor AntagonistsElectrophysiological PhenomenaMemoryQuinoxalinesBehavior, AnimalNeural PathwaysReceptors, GlutamateDose-Response Relationship, Drug