MemoryMemory DisordersMemory, Short-TermImmunologic MemoryMemory, Long-TermMemory, EpisodicMental RecallMaze LearningNeuropsychological TestsRetention (Psychology)Recognition (Psychology)HippocampusLearningAssociation LearningAmnesiaVerbal LearningFearSpatial BehaviorCognitionReaction TimeAvoidance LearningConditioning (Psychology)Time FactorsMagnetic Resonance ImagingCD8-Positive T-LymphocytesAnalysis of VarianceConditioning, ClassicalBrainCognition DisordersPsychomotor PerformanceBehavior, AnimalAttentionBrain MappingMice, Inbred C57BLPrefrontal CortexCuesAmygdalaTemporal LobePhotic StimulationRepression, PsychologyNeuronal PlasticityAmnesia, RetrogradeCD4-Positive T-LymphocytesAgingLong-Term PotentiationPattern Recognition, VisualPaired-Associate LearningExploratory BehaviorMushroom BodiesVisual PerceptionAutobiography as TopicT-Lymphocyte SubsetsExecutive FunctionMice, TransgenicNeuronsLymphocyte ActivationRats, Long-EvansLearning DisordersEmotionsNeural PathwaysAlzheimer DiseaseScopolamine HydrobromideFunctional LateralityElectroshockExtinction, PsychologicalAmnesia, AnterogradeNerve NetDiscrimination LearningImage Processing, Computer-AssistedAntigens, CD27SmellTask Performance and AnalysisAssociationMolecular Sequence DataOdorsModels, NeurologicalCerebral CortexFrontal LobeParietal LobeSemanticsVerbal BehaviorMice, KnockoutWechsler ScalesB-LymphocytesAnisomycinElectroencephalographySerial LearningRats, Sprague-DawleyEntorhinal CortexSynapsesDiscrimination (Psychology)ImmunophenotypingAntigens, CD45ImaginationJudgmentCells, CulturedShort Bowel SyndromeNootropic AgentsSleepEvoked Potentials