title: Antibody studies in natural bovine cowpox.
abstract: Serological studies on cows recovered from natural cowpox indicated that Haemagglutinin-Inhibiting (HAI) antibody persisted for at least 27 weeks, and Virus Neutralizing (VN) antibody persisted for at least 98 weeks.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis*; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D004196:Disease Outbreaks / Q000276:immunology / Q000662:veterinary; D004739:England; D006385:Hemagglutination Inhibition Tests; D009500:Neutralization Tests; D013997:Time Factors; D014615:Vaccinia / Q000276:immunology*; D014616:Vaccinia virus / Q000276:immunology
chemical_list: D000914:Antibodies, Viral