Investigations on the natural and acquired resistance of cattle to artificial infection with Cowdria ruminantium

Sixty cattle, artificially immunized against C. ruminantium, were challenged 3, 6, 12 and 24 months later. Levels of conglutinin were determined in pre-immunization serum samples. There appeared to be a relationship between the pre-infection levels of conglutinin and the susceptibility of the animal...

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Vydané v:Journal of the South African Veterinary Association Ročník 50; číslo 4; s. 334
Hlavní autori: du Plessis, J L, Bezuidenhout, J D
Médium: Journal Article
Jazyk:English
Vydavateľské údaje: South Africa 01.12.1979
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ISSN:1019-9128
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