SynapsesImmunological SynapsesSynaptic TransmissionExcitatory Postsynaptic PotentialsNeuronal PlasticityPresynaptic TerminalsElectrical SynapsesNeuronsHippocampusSynaptic VesiclesDendritesLong-Term PotentiationReceptors, AMPATime FactorsDendritic SpinesElectric StimulationReceptors, N-Methyl-D-AspartatePatch-Clamp TechniquesNeural InhibitionNeuromuscular JunctionNeurotransmitter AgentsGlutamic AcidNerve Tissue ProteinsSynaptic MembranesAxonsLong-Term Synaptic Depressiongamma-Aminobutyric AcidRats, Sprague-DawleyAnimals, NewbornInterneuronsModels, NeurologicalExcitatory Amino Acid AntagonistsPurkinje CellsAction PotentialsMossy Fibers, HippocampalLong-Term CarePyramidal CellsCells, CulturedFollow-Up StudiesElectrophysiologyReceptors, GlutamatePost-Synaptic DensitySynaptophysinCerebellumMotor NeuronsSynaptic PotentialsVesicular Glutamate Transport Protein 1Guanylate KinaseInhibitory Postsynaptic PotentialsMice, Inbred C57BLMicroscopy, ElectronTerm BirthTreatment OutcomeCalciumSynapsinsRats, WistarNeural PathwaysNerve FibersMice, KnockoutMicroscopy, Electron, TransmissionCA1 Region, HippocampalReceptors, Metabotropic GlutamateAplysiaCell Adhesion Molecules, NeuronalOrgan Culture TechniquesMembrane ProteinsGreen Fluorescent ProteinsEvoked PotentialsGABA AntagonistsBrainPyridinium CompoundsNerve NetSignal TransductionImmunohistochemistryReceptors, PresynapticMolecular Sequence DataMice, TransgenicCerebral CortexNeurons, AfferentMembrane PotentialsAnalysis of VarianceMicroscopy, ConfocalExcitatory Amino Acid AgentsCerebellar CortexExocytosisRetinal Bipolar CellsRetinaReceptors, GABA-A6-Cyano-7-nitroquinoxaline-2,3-dioneVesicular Glutamate Transport Protein 2Microscopy, ImmunoelectronVesicular Inhibitory Amino Acid Transport Proteins2-Amino-5-phosphonovalerateGanglia, InvertebrateExcitatory Amino Acid AgonistsNeocortexBrain StemQuinoxalinesReceptors, CholinergicCell Communication