Receptors, Metabotropic GlutamateAllosteric RegulationReceptor, Metabotropic Glutamate 5Receptors, GlutamateAllosteric SiteExcitatory Amino Acid AgonistsGlutamic AcidCycloleucineExcitatory Amino Acid AntagonistsGlutamatesResorcinolsMethoxyhydroxyphenylglycolBicyclo CompoundsGABA ModulatorsGlycineExcitatory Amino Acid AgentsReceptors, AMPAXanthenesalpha7 Nicotinic Acetylcholine ReceptorRats, Sprague-DawleyQuisqualic AcidReceptors, N-Methyl-D-AspartateAminobutyratesIsoxazolesHippocampusNeuronsSynaptic TransmissionPhthalimidesPatch-Clamp TechniquesPyridinesReceptors, GABA-ADose-Response Relationship, DrugExcitatory Postsynaptic PotentialsReceptors, GABA-BBenzoatesGABA-B Receptor AgonistsSynapsesRats, WistarBenzothiadiazinesCyclopropanesNootropic AgentsCholinergic AgentsStructure-Activity RelationshipReceptors, NicotinicHEK293 CellsGlutamate DehydrogenaseCalciumReceptors, Ionotropic GlutamateN-MethylaspartateAmino Acids, Dicarboxylicalpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic Acidgamma-Aminobutyric AcidPhenylurea CompoundsRadioligand AssayPregnanoloneMSH Release-Inhibiting HormoneLong-Term Synaptic DepressionLigandsReceptors, Kainic AcidReceptors, Calcium-SensingReceptor, Muscarinic M1CHO CellsXenopus laevisAmino Acid Transport System X-AG6-Cyano-7-nitroquinoxaline-2,3-dioneIndansReceptor, Muscarinic M5Bicyclo Compounds, HeterocyclicCricetinaeReceptor, Muscarinic M4Binding SitesCricetulusAmino AcidsKainic AcidProtein BindingGABA-A Receptor AgonistsBaclofenMotor ActivityBenzodiazepinesNicotinic AgonistsNeuronal PlasticityPresynaptic TerminalsElectric StimulationBrain2-Amino-5-phosphonovalerateBehavior, AnimalNeurotoxinsCells, CulturedProtein SubunitsGABA AgonistsAnti-Anxiety AgentsQuinoxalinesBenzamidesGlutamate Plasma Membrane Transport ProteinsMolecular StructurePiperidinesElectrophysiologyDizocilpine MaleateCell LineLong-Term Potentiation