title: Evaluation of a 3 ml heartwater (cowdriosis) infective blood vaccine dose.
abstract: Three milliliters of blood from the present commercially produced heartwater infective blood vaccine (Ball3 stock) was experimentally tested in sheep and cattle for infectivity and efficacy. Results obtained for this vaccine dose were statistically not different from results for the prescribed 5 ml vaccine dose.
authors.affiliation: Protozoology Division, Onderstepoort Veterinary Institute, South Africa.
authors.forename: M P
authors.initials: MP
authors.lastname: Combrink
authors.forename: D T
authors.initials: DT
authors.lastname: De Waal
authors.forename: P C
authors.initials: PC
authors.lastname: Troskie
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000097:blood; D001428:Bacterial Vaccines / Q000008:administration & dosage*; D001831:Body Temperature; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology / Q000517:prevention & control; D004306:Dose-Response Relationship, Immunologic; D006357:Heartwater Disease / Q000276:immunology* / Q000517:prevention & control*; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology / Q000517:prevention & control; D014611:Vaccination / Q000662:veterinary*
chemical_list: D000907:Antibodies, Bacterial; D001428:Bacterial Vaccines