AstrocytesAlzheimer DiseaseAmyloid beta-PeptidesGlial Fibrillary Acidic ProteinBrainAmyloid beta-Protein Precursortau ProteinsNeurofibrillary TanglesPlaque, AmyloidNeuronsCells, CulturedApolipoprotein E4GliosisCerebral CortexNeurogliaNeurofibrilsHippocampusAmyloid Precursor Protein SecretasesDementiaPresenilin-1AmyloidMice, TransgenicCognition DisordersMicrogliaAtrophyNeuropsychological TestsAnimals, NewbornDementia, VascularGlutamic AcidOligodendrogliaPeptide FragmentsExcitatory Amino Acid Transporter 2Apolipoproteins ENerve Tissue ProteinsImmunohistochemistryRats, Sprague-DawleyDisease Models, AnimalMild Cognitive ImpairmentAquaporin 4Nerve DegenerationAgingPresenilin-2Brain ChemistryMice, Inbred C57BLExcitatory Amino Acid Transporter 1Aspartic Acid EndopeptidasesCognitionMagnetic Resonance ImagingAniline CompoundsMental Status ScheduleLewy Body DiseaseNeurodegenerative DiseasesMemantineAge of OnsetCholinesterase InhibitorsBlotting, WesternCalcium SignalingPresenilinsS100 Calcium Binding Protein beta SubunitMemory DisordersCoculture TechniquesRNA, MessengerCerebral Amyloid AngiopathyRats, WistarAutopsyBlood-Brain BarrierSignal TransductionCell CommunicationSpinal CordGene Expression RegulationCentral Nervous SystemProtease NexinsMice, KnockoutTime FactorsNational Institute on Aging (U.S.)Substantia InnominataBiological MarkersOptic NerveThiazolesDisease ProgressionTauopathiesNootropic AgentsAmino Acid Transport System X-AGS100 ProteinsNeuroprotective AgentsLongitudinal StudiesCalciumPhosphorylationDown SyndromeAnalysis of VarianceEncephalitisIndansCell DeathCerebellumOxidative StressUp-RegulationAstrocytomaCulture Media, ConditionedPositron-Emission TomographyAmyloidogenic Proteins