Mucosal immunity.
D000818:Animals; D000906:Antibodies / Q000276:immunology; D001402:B-Lymphocytes / Q000276:immunology; D001428:Bacterial Vaccines / Q000276:immunology; D004926:Escherichia coli / Q000276:immunology; D006967:Hypersensitivity / Q000276:immunology / Q000662:veterinary; D007109:Immunity; D009092:Mucous Membrane / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology; D014611:Vaccination / Q000662:veterinary; D014765:Viral Vaccines / Q000276:immunology
D000906:Antibodies; D001428:Bacterial Vaccines; D014765:Viral Vaccines