Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Author "Gothe, R."

Browsing 1990 Onderstepoort Journal of Veterinary Research, Volume 57, 1990 by Author "Gothe, R."

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  • The detection and isolation of a paralysis toxin present in Argas (Persicargas) walkerae 
    Neitz, Albert Walter Herman; Viljoen, G.J.; Van Wyngaardt, S.; Gothe, R.; Visser, L.; Bezuidenhout, J. Dürr; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1990)
    One-day-old leghorn chickens were used in a laboratory assay to determine the toxicity of crude extracts of the tick Argas (Persicargas) walkerae and of fractions obtained during the isolation procedure. Extracts of unfed ...