Immune SystemImmunity, MucosalImmune ToleranceMice, Inbred BALB CImmunity, InnateImmunity, CellularCD4-Positive T-LymphocytesImmunoglobulin GCytokinesAntibody FormationImmunityAntigens, CD8T-LymphocytesMice, Inbred C57BLAntigens, CD3ImmunizationSpleenCD40 LigandLymphocyte ActivationAdjuvants, ImmunologicImmunoglobulin AAntigens, CD40Dendritic CellsAdministration, IntranasalInterferon-gammaAntigens, CD28Immunity, HumoralCD4-CD8 RatioAntigens, CD44Antigens, CD34Antibodies, BacterialTh1 CellsAntigens, CDEnzyme-Linked Immunosorbent AssayCD8-Positive T-LymphocytesVaccinationAntibodies, ViralHypersensitivity, DelayedAntigens, CD14Th2 CellsAntigens, CD80AntigensFlow CytometryVaccines, DNAAdaptive ImmunityOvalbuminB-LymphocytesMacrophagesImmune EvasionInterleukin-10Disease Models, AnimalMice, KnockoutAntigens, CD1Antigens, CD86T-Lymphocytes, RegulatoryLymph NodesCells, CulturedAntigens, CD38Immunoglobulin A, SecretoryAdministration, OralVaccines, SyntheticAntigens, BacterialInflammationImmune SeraLymphocytesT-Lymphocytes, CytotoxicImmunologic MemoryISCOMsInterleukin-4Mice, TransgenicCancer VaccinesAntigens, CD95Leukocytes, MononuclearAntigen-Antibody ComplexImmunization, SecondaryImmunoglobulin MAntigens, CD19Antigens, CD2LungGenetic VectorsLipopolysaccharidesT-Lymphocyte SubsetsMice, Inbred C3HBacterial VaccinesAntibody-Producing CellsAntigen-Presenting CellsMucous MembraneIntestinal MucosaImmunotherapyInterleukin-2Signal TransductionEpitopesViral VaccinesCell LineAntigens, CD5MonocytesAntigens, CD56Vaccines, SubunitLymphocyte CountTime Factors