De Lisle, G.W.; Collins, D.M.; Huchzermeyer, Hildegard F.A.K.; Verwoerd, Daniel Wynand(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute., 1992)
Restriction endonuclease analysis and DNA hybridization revealed five ovine strains of Mycobacterium paratuberculosis from South Africa had identical DNA patterns to an ovine strain from Canada.
Genetically this strain ...
