GABA AgonistsMuscimolSynapsesGABA-A Receptor AgonistsGABA Antagonistsgamma-Aminobutyric AcidBaclofenReceptors, GABA-ABicucullineGABA-B Receptor AgonistsIsoxazolesPicrotoxinNeuronsImmunological SynapsesGABA AgentsRats, Sprague-DawleyMicroinjectionsGABA ModulatorsSynaptic TransmissionGABA Plasma Membrane Transport ProteinsReceptors, GABA-BExcitatory Postsynaptic PotentialsPresynaptic TerminalsDopamine AgonistsHippocampusPatch-Clamp TechniquesNeural InhibitionGABA Uptake InhibitorsNeuronal PlasticityElectrical SynapsesElectric StimulationGABA-A Receptor AntagonistsGlutamic AcidDendritesReceptors, AMPASynaptic VesiclesNeurotransmitter AgentsInhibitory Postsynaptic PotentialsReceptors, N-Methyl-D-AspartateExcitatory Amino Acid AntagonistsDose-Response Relationship, DrugInterneuronsLong-Term PotentiationCells, CulturedExcitatory Amino Acid AgonistsElectrophysiologyPhosphinic AcidsDendritic SpinesRats, WistarNipecotic AcidsAnimals, NewbornAction PotentialsPurinergic P1 Receptor AgonistsMuscarinic AgonistsNicotinic AgonistsPyramidal CellsCalciumNeuromuscular JunctionGABA-B Receptor AntagonistsSynaptic MembranesNerve Tissue ProteinsGlutamate DecarboxylaseMembrane PotentialsReceptors, GlutamateCerebellumAdrenergic alpha-2 Receptor AgonistsMice, Inbred C57BLAdrenergic AgonistsPurkinje CellsReceptors, Metabotropic GlutamateSerotonin 5-HT2 Receptor AgonistsModels, NeurologicalLong-Term Synaptic DepressionMossy Fibers, HippocampalVesicular Inhibitory Amino Acid Transport ProteinsSerotonin 5-HT1 Receptor AgonistsSignal TransductionHistamine AgonistsGlycineCholinergic AgonistsPyridazinesPurinergic P2 Receptor AgonistsQuinoxalinesMice, KnockoutAxonsTime FactorsSynaptic PotentialsAdrenergic beta-AgonistsReceptors, PresynapticCerebral Cortex6-Cyano-7-nitroquinoxaline-2,3-dioneGABAergic Neurons4-Aminobutyrate TransaminaseMotor NeuronsEvoked PotentialsDiazepamProtein SubunitsAminobutyratesAdenosine A1 Receptor AgonistsSynaptophysin