Immune response to bacterial respiratory infections.
D000818:Animals; D000917:Antibody Formation; D001424:Bacterial Infections / Q000276:immunology / Q000662:veterinary*; D001798:Blood Proteins / Q000032:analysis; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D012141:Respiratory Tract Infections / Q000276:immunology / Q000662:veterinary*
D001798:Blood Proteins