Immunologic MemoryMemoryMemory DisordersMemory, Short-TermImmunization, SecondaryAntibody FormationMemory, Long-TermVaccines, ConjugateMemory, EpisodicMeningococcal VaccinesB-LymphocytesAntibodies, BacterialImmunizationImmunoglobulin GThoracic DuctImmunity, CellularTetanus ToxoidAntibody-Producing CellsT-LymphocytesMice, Inbred C57BLCD8-Positive T-LymphocytesLymphocyte ActivationHemolytic Plaque TechniqueCD4-Positive T-LymphocytesAntigensTime Factorsgamma-GlobulinsMental RecallImmunity, Maternally-AcquiredAntibody AffinityVaccinationSpleenHaemophilus influenzae type bAntigens, CD27Immunization ScheduleImmunity, InnateMice, Inbred BALB CNeisseria meningitidisPolysaccharides, BacterialHemocyaninT-Lymphocyte SubsetsHaemophilus VaccinesMaze LearningNeuropsychological TestsInterferon-gammaEpitopes, T-LymphocyteRetention (Psychology)Recognition (Psychology)Adjuvants, ImmunologicImmunization, PassiveImmunoglobulin MGerminal CenterHippocampusAdoptive TransferModels, ImmunologicalHaptensAdaptive ImmunityAntibodies, ViralLymphocytesImmune ToleranceLearningAntigens, BacterialEnzyme-Linked Immunosorbent AssayPneumococcal VaccinesImmunophenotypingB-Lymphocyte SubsetsErythrocytesMeningococcal InfectionsMice, Inbred StrainsMice, TransgenicAntibodiesLymphocyte CountSheepBacterial VaccinesAssociation LearningHypersensitivity, DelayedCells, CulturedMice, KnockoutT-Lymphocytes, CytotoxicAmnesiaVerbal LearningMice, Inbred CBAThymus GlandLymph NodesFearImmunotherapyFlow CytometryDose-Response Relationship, ImmunologicSpatial BehaviorDisease Models, AnimalPlasma CellsAdministration, OralCognitionAvoidance LearningCytokinesDendritic CellsAntibody SpecificityModels, ChemicalConditioning (Psychology)Reaction Time