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Browsing South African National Veterinary Repository by Author "Williamson, Catherine C."
Now showing items 1-5 of 5
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Williamson, Catherine C.; Oberem, P.T.; Poerstamper, C.; De Waal, D.T.; Matthee, O.; Brett, O.L.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1988)An ELISA was developed using an SDS extract of Brucella abortus as antigen to detect antibodies in cattle sera. The antigen was stable at 4 °C for at least 4 years and although it gave optimal results at a 1/4 000 dilution ...
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Stoltsz, Wilhelm Heinrich; Williamson, Catherine C.; Mattheus, A.; Schiele, G.J.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1988)The complement fixation test (CFT), indirect fluorescent antibody test (IFAT), card agglutination test for trypanosomiasis (CATT) and enzyme-linked immunosorbent assay (ELISA) were compared in their application to the ...
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Gummow, Bruce; Pefanis, S.M.; Pieterson, P.M.; Williamson, Catherine C.; Venter, Catharina G.; Herr, S.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1988)A flock of sheep, known to be infected with the "FSA" mutant of Brucella melitensis Rev. 1, was examined serologically and bacteriologically to determine whether any relationship existed which would help in the control of ...
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Herr, S.; Williamson, Catherine C.; Prigge, R.E.; Van Wyk, A.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1986)The relationship between antibody titres in the microtitration serum agglutination test and the complement fixation test in bovine brucellosis is described. For low and high MSAT values there is good agreement between the ...
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Herr, S.; Huchzermeyer, Hildegard F.A.K.; Te Brugge, Lesley A.; Williamson, Catherine C.; Roos, J.A.; Schiele, G.J.; Bigalke, R.D. (Published by The Government Printer, Pretoria, 1985)The same techniques may be used in the complement fixation test (CFT) for the serological diagnosis of bovine brucellosis, Johne's disease (paratuberculosis), dourine, equine piroplasmosis and Q fever (caused by Coxiella ...
Now showing items 1-5 of 5