Immunologic MemoryMemoryMemory DisordersImmunization, SecondaryMemory, Short-TermAntibody FormationMemory, Long-TermVaccines, ConjugateImmunity, CellularB-LymphocytesMeningococcal VaccinesMemory, EpisodicImmunoglobulin GImmune SystemImmunizationAntibodies, BacterialT-LymphocytesMice, Inbred C57BLLymphocyte ActivationImmune ToleranceTetanus ToxoidImmunity, InnateAntibody-Producing CellsThoracic DuctCD4-Positive T-LymphocytesSpleenAntigensVaccinationMice, Inbred BALB CHemolytic Plaque TechniqueImmunity, Maternally-AcquiredTime Factorsgamma-GlobulinsCD8-Positive T-LymphocytesInterferon-gammaAntibody AffinityMental RecallHaemophilus influenzae type bImmunization ScheduleAdaptive ImmunityAdjuvants, ImmunologicAntigens, CD27T-Lymphocyte SubsetsModels, ImmunologicalImmunoglobulin MHemocyaninCytokinesEpitopes, T-LymphocyteImmunization, PassiveAntibodies, ViralLymphocytesEnzyme-Linked Immunosorbent AssayPolysaccharides, BacterialNeisseria meningitidisDendritic CellsAdoptive TransferHaemophilus VaccinesAntigens, BacterialMice, KnockoutMaze LearningHypersensitivity, DelayedCells, CulturedNeuropsychological TestsGerminal CenterRetention (Psychology)ImmunophenotypingMice, TransgenicRecognition (Psychology)Flow CytometryAntibodiesHaptensT-Lymphocytes, CytotoxicLymphocyte CountImmunotherapyMice, Inbred StrainsLymph NodesBacterial VaccinesB-Lymphocyte SubsetsDisease Models, AnimalHippocampusErythrocytesPneumococcal VaccinesDose-Response Relationship, ImmunologicThymus GlandMice, Inbred CBAImmunoglobulin ALearningTh1 CellsSheepMeningococcal InfectionsKiller Cells, NaturalAntibody SpecificityCytotoxicity, ImmunologicEpitopesAssociation LearningCancer VaccinesPlasma CellsAntigens, ViralImmune EvasionAmnesia