SynapsesReceptors, AMPAReceptors, N-Methyl-D-AspartateExcitatory Postsynaptic PotentialsExcitatory Amino Acid AntagonistsSynaptic TransmissionHippocampusNeuronsN-MethylaspartateDendritic SpinesNeuronal PlasticityGlutamic AcidDizocilpine MaleateLong-Term PotentiationPatch-Clamp Techniques2-Amino-5-phosphonovalerateDendritesRats, Sprague-DawleyExcitatory Amino Acid Agonistsalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidPyramidal CellsNeural InhibitionElectric StimulationPresynaptic TerminalsQuinoxalinesPost-Synaptic DensityReceptors, GlutamateGuanylate KinaseInterneurons6-Cyano-7-nitroquinoxaline-2,3-dioneLong-Term Synaptic DepressionExcitatory Amino Acid AgentsAnimals, NewbornNerve Tissue Proteinsgamma-Aminobutyric AcidAction PotentialsVesicular Glutamate Transport Protein 1ElectrophysiologyCA1 Region, HippocampalCells, CulturedSynaptic MembranesImmunological SynapsesExcitatory Amino AcidsGABA AntagonistsCerebral CortexReceptors, Metabotropic GlutamateGlycineSynaptic PotentialsModels, NeurologicalNeocortexInhibitory Postsynaptic PotentialsRats, WistarOrgan Culture TechniquesEvoked PotentialsCerebellumMembrane PotentialsBicucullineKainic AcidNeurotransmitter AgentsSynaptic VesiclesReceptors, Kainic AcidCalciumSynaptophysinBenzothiadiazinesPicrotoxinMice, Inbred C57BLNeural PathwaysProtein SubunitsKynurenic AcidPurkinje CellsTetrodotoxinNerve NetTime FactorsMice, KnockoutMiniature Postsynaptic PotentialsCalcium-Calmodulin-Dependent Protein Kinase Type 2Cell Adhesion Molecules, NeuronalMembrane ProteinsGlutamatesGlutamate DecarboxylasePiperidinesAxonsMotor NeuronsMemantineGreen Fluorescent ProteinsDentate GyrusRats, Long-EvansBrainIntracellular Signaling Peptides and ProteinsVesicular Glutamate Transport Protein 2Receptors, NeurotransmitterReceptors, PresynapticReceptors, GABA-AProtein TransportAmino Acid Transport System X-AGDose-Response Relationship, DrugGABA-A Receptor AntagonistsKetamineNerve FibersBehavior, Animal