Synaptic MembranesSynaptosomesCell MembraneBrainSynaptic VesiclesReceptors, NeurotransmitterRats, Inbred StrainsBrain ChemistrySynapsesNerve Tissue ProteinsCerebral CortexKineticsSodiumCalciumAdenosine TriphosphateMolecular WeightHippocampusMembrane LipidsMembranesIntracellular MembranesMembrane PotentialsPlasmaPost and Core TechniqueMembranes, ArtificialMembrane FluidityProtein TransportErythrocyte MembraneCell Membrane PermeabilityMicroscopy, ElectronCell LineCell FractionationPlasma Membrane Calcium-Transporting ATPasesEndocytosisMolecular Sequence DataMembrane Transport ProteinsBasement MembraneMembrane GlycoproteinsMembrane ProteinsProtein BindingAmino Acid SequenceMicroscopy, FluorescenceGolgi ApparatusCells, CulturedCarrier ProteinsTime FactorsSubcellular FractionsModels, BiologicalBiological TransportProtein Structure, TertiaryExocytosisMicroscopy, ConfocalEndoplasmic ReticulumRecombinant Fusion ProteinsMutationHydrogen-Ion ConcentrationLipid BilayersEndosomesCholesterolElectrophoresis, Polyacrylamide GelSignal TransductionFreeze FracturingLiverFluorescent Antibody TechniquePlasma Cells