SynapsesImmunological SynapsesSynaptic TransmissionExcitatory Postsynaptic PotentialsPresynaptic TerminalsNeuronal PlasticityElectrical SynapsesHippocampusNeuronsEstranesSynaptic VesiclesDendritesReceptors, AMPACA1 Region, HippocampalElectric StimulationComplement Fixation TestsDendritic SpinesCalciumCA3 Region, HippocampalReceptors, N-Methyl-D-AspartateNeural InhibitionNeurotransmitter AgentsDose-Response Relationship, ImmunologicGlutamic AcidAction PotentialsRats, Sprague-DawleyElectrophysiologyPyramidal CellsCa(2+) Mg(2+)-ATPaseNerve Tissue Proteinsgamma-Aminobutyric AcidSynaptic MembranesExcitatory Amino Acid AntagonistsInterneuronsAxonsPurkinje CellsModels, NeurologicalLong-Term Synaptic DepressionMossy Fibers, HippocampalReceptors, GlutamateAnimals, NewbornCells, CulturedAgricultural InoculantsCerebellumSynaptophysinPost-Synaptic DensityRats, WistarMotor NeuronsSynaptic PotentialsGuanylate KinaseInhibitory Postsynaptic PotentialsTime FactorsCalcium Channel BlockersCalcium-Transporting ATPasesVesicular Glutamate Transport Protein 1ExocytosisReceptors, Metabotropic GlutamateSynapsinsChelating AgentsMicroscopy, ConfocalSignal TransductionSarcoplasmic ReticulumAplysiaNerve FibersNeural PathwaysMice, KnockoutMice, Inbred C57BLMicroscopy, ElectronMembrane ProteinsOrgan Culture TechniquesEvoked PotentialsCalcium SignalingFluorescent DyesPyridinium CompoundsThapsigarginCell Adhesion Molecules, NeuronalReceptors, PresynapticFura-2Microscopy, Electron, TransmissionMembrane PotentialsGreen Fluorescent ProteinsNerve NetCalcium-Calmodulin-Dependent Protein Kinase Type 2GABA AntagonistsSodium-Calcium ExchangerNeurons, Afferent6-Cyano-7-nitroquinoxaline-2,3-dioneExcitatory Amino Acid Agonists2-Amino-5-phosphonovalerateCaffeineExcitatory Amino Acid AgentsImmunohistochemistryReceptors, GABA-AQuinoxalinesMice, TransgenicCerebellar CortexCerebral CortexCalcium Channels, L-TypeNerve EndingsCA2 Region, Hippocampal