Browsing 1975 Onderstepoort Journal of Veterinary Research, Volume 42, 1975 by Issue Date

Browsing 1975 Onderstepoort Journal of Veterinary Research, Volume 42, 1975 by Issue Date

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  • Cameron, Colin McKenzie; Fuls, W.J.P.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J,M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1975)
    The immunogenicity of a number of avirulent rough Salmonella dublin mutants was compared in mice and guinea-pigs. Live vaccine prepared from Strain HB 1/17 at doses of 5 x 10⁷ per mouse usually gave an immunity of between ...
  • Van Rensburg, L. J.; Heitmann, L.P.; Van Wyk, J.A. (Jan Aucamp); De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J,M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1975)
    The percutaneous (leg and thorax and abdomen) and subcutaneous routes of infestation with Schistosoma mattheei were compared in 29 sheep. Larger percentages of cercariae developed after percutaneous than subcutaneous ...
  • Du Plessis, J.L.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J,M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1975)
    An electron microscopic study of structures suspected to represent a possible developmental cycle of Cowdria ruminantium in reticulo-endothelial cells of mice and ruminants is reported. After infection dense bodies increase ...
  • Mulders, M.S.G.; Worthington, R.W.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Verster, Anna J,M.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1975)
    An attempt was made to purify Clostridium perfringens Beta toxin. Crude toxin prepared by ammonium sulphate precipitation of culture supernatants was purified by chromatography on Sephadex G50, Sephadex G100 and DEAE ...