Pyramidal CellsSubcellular FractionsHippocampusDendritesInterneuronsSynapsesExcitatory Postsynaptic PotentialsAction PotentialsNeocortexCA3 Region, HippocampalCA1 Region, HippocampalSynaptic TransmissionNeural Inhibitiongamma-Aminobutyric AcidElectric StimulationRats, Sprague-DawleyNeuronsPatch-Clamp TechniquesMossy Fibers, HippocampalElectrophysiologyPyramidal TractsRats, WistarTheta RhythmModels, NeurologicalParvalbuminsReceptors, GABA-ANerve NetEvoked PotentialsMembrane PotentialsNeuronal PlasticityReceptors, N-Methyl-D-AspartateAxonsGABA AntagonistsExcitatory Amino Acid AntagonistsCerebral CortexInhibitory Postsynaptic Potentials2-Amino-5-phosphonovalerateNeural Pathways6-Cyano-7-nitroquinoxaline-2,3-dioneBicucullinePrefrontal CortexLong-Term PotentiationDendritic SpinesDentate GyrusGlutamic AcidOrgan Culture TechniquesSomatosensory CortexElectric FishReceptors, AMPAExcitatory Amino Acid AgonistsAnimals, NewbornRats, Long-EvansGABA-A Receptor AntagonistsMicroscopy, ImmunoelectronKainic AcidPresynaptic TerminalsImmunohistochemistryOscillometryCalciumEpilepsyAfferent PathwaysReceptors, Metabotropic GlutamateCell FractionationPicrotoxinS100 Calcium Binding Protein GQuinoxalinesReceptors, GABA-BTime FactorsTetrodotoxinPerforant PathwayCell NucleusN-MethylaspartatePapio ursinusCell CompartmentationProtein TransportCytoplasmGreen Fluorescent ProteinsMicroscopy, ConfocalReceptors, Kainic AcidCell MembraneMolecular Sequence DataCalbindinsPeriodicityalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidBiological ClocksVisual CortexBaclofenAmino Acid SequenceCalbindin 2GerbillinaeStatus EpilepticusGABA AgonistsEntorhinal CortexMicroscopy, ElectronNerve Tissue ProteinsDifferential ThresholdRats, Inbred StrainsElectric ConductivitySeizuresOlfactory Pathways