title: Prenatal immunization and protection of the newborn: ovine and bovine fetuses vaccinated with Escherichia coli antigen by the oral route and exposed to challenge inoculum at birth.
mesh_terms: D000284:Administration, Oral; D000372:Agglutination Tests; D000653:Amniotic Fluid; D000818:Animals; D000831:Animals, Newborn / Q000276:immunology; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology / Q000517:prevention & control*; D004926:Escherichia coli / Q000276:immunology / Q000472:pathogenicity; D004927:Escherichia coli Infections / Q000276:immunology / Q000517:prevention & control / Q000662:veterinary*; D005260:Female; D005333:Fetus / Q000276:immunology*; D007267:Injections; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology / Q000517:prevention & control*; D014611:Vaccination