Receptors, Kainic AcidKainic AcidReceptors, GlutamateProtein SubunitsExcitatory Amino Acid AgonistsReceptors, AMPAReceptors, N-Methyl-D-AspartateGlutamic Acidalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidMossy Fibers, HippocampalHippocampusExcitatory Amino Acid AntagonistsNeurons6-Cyano-7-nitroquinoxaline-2,3-dionePatch-Clamp TechniquesSynapsesQuinoxalinesSynaptic TransmissionQuisqualic AcidReceptors, GABA-AExcitatory Postsynaptic PotentialsN-MethylaspartateRats, Sprague-DawleyMacromolecular SubstancesBenzodiazepinesReceptors, NeurotransmitterReceptors, PresynapticPyramidal CellsMolecular Sequence Datagamma-Aminobutyric AcidAmino Acid SequenceAlaninePresynaptic TerminalsGlutamatesBenzothiadiazinesIbotenic AcidInterneurons2-Amino-5-phosphonovalerateRats, WistarAnimals, NewbornReceptors, GABADizocilpine MaleateCells, CulturedMembrane PotentialsElectrophysiologyNeurotoxinsReceptors, Metabotropic GlutamateBicyclo Compounds, Heterocyclic