Browsing South African National Veterinary Repository by Title

Browsing South African National Veterinary Repository by Title

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  • Proteins and free amino acids in the salivary secretion and hemolymph of the tick Amblyomma hebraeum 
    Neitz, Albert Walter Herman; Howell, C.J.; Potgieter, D.J.J.; Bezuidenhout, J. Dürr; Steyn, P.J.J; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (The Government Printer, Pretoria, 1978)
    Electrophoretic and chromatographic separations of the salivary secretion of Amblyomma hebraeum showed a less complex protein pattern than that of Ornithodoros savignyi. A hyaluronidase active component was isolated. The ...
  • Prozones and delayed reactions in the rose bengal test for bovine brucellosis 
    Herr, S.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Jordaan, E.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Published by The Government Printer, Pretoria, 1982)
    A prozone and a somewhat delayed reaction were found to be present in the rose bengal test (RBT) when sera, delayed in transport, gave rise to false negative results. A postulate as to the mechanisms possibly involved ...
  • Pseudandrya mkuzii sp. nov, (Cestoda : Hymenolepidldae) from Ichneumia albicauda 
    Ortlepp, R.J.; Jansen, B.C. (Pretoria : The Government Printer, 1963)
  • Pseudorabies and transmissible gastroenteritis : a serological survey in South Africa 
    Williams, R.; Esterhuysen, J.J.; Robinson, J.T.R.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)
    Two specific and sensitive, indirect enzyme-linked immunosorbent assays (ELISAs) utilizing a protein G-peroxidase conjugate were developed to detect antibodies to the pseudorabies virus (PRV) and the transmissible ...
  • Psilocaulon absimile N.E.Br. as a stock poison : II. Isolation of the toxic alkaloidal constituent and its identification as piperidine hydrochloride 
    Rimington, C.; Du Toit, P.J. (Pretoria : Government Printer, 1935)
    The alkaloid present in Psilocaulon articulatum, N.E.Br. has been isolated and identified as Piperidine. It occurs in plant in part as the hydrochloride and is present to the extent of approximately 4.5 per cent. Of the ...
  • Psilocaulon absimile N.E.Br. as a stock poison. I. Determination of oxalic, malic, tartaric acids, etc 
    Rimington, C.; Steyn, D.G.; Union of South Africa. Dept. of Agriculture; Du Toit, P.J. (Union of South Africa : Dept. of Agriculture, 1933)
    In the course of his investigations into mortality among Angora goats in the Willowmore district of the Cape Province, Steyn strongly suspected a plant, Psilocaulon sp., of being the cause. The plant from the farm was toxic ...
  • Psittacosis in domestic pigeons 
    Coles, J.D.W.A.; Du Toit, P.J. (Pretoria : The Government Printer, 1940)
    Psittacosis has been found in fancy domestic pigeons in South Africa. This is the first record of the disease here, and probably the first of its presence in pigeons. The diagnosis was confirmed by mouse inoculation. ...
  • Purification and physico-chemical characterization of Ecbo-virus type SA-I 
    Oellermann, R.A.; Els, H.J.; Verwoerd, D.W.; Jansen, B.C. (Pretoria : The Government Printer, 1967)
    Ecbovirus type SA-l, a bovine enterovirus, has been purified and crystallized and its chemical composition, physical characteristics and morphology studied. The virus particles have a mean diameter of 230Å, a sedimentation ...
  • Purification of Cowdria ruminantium by density gradient centrifugation 
    Neitz, Albert Walter Herman; Vermeulen, N.M.J.; Viljoen, G.J.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1987)
    The isolation of Cowdria ruminantium by differential and isopycnic density gradient centrifugation is reviewed with special reference to the suitability of Percoll as density gradient medium. Infected sheep brain, Amblyomma ...
  • Purification of Cowdria ruminantium by immunoadsorbent affinity chromatography 
    Neitz, Albert Walter Herman; Vermeulen, N.M.J.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1987)
    Immunoselective methods with special reference to immunoadsorbent affinity chromatography as a means for the isolation of Cowdria ruminantium are reviewed. Attention is given to the source of the organism, immunization, ...
  • Purification of Cowdria ruminantium by lectin cellular affinity chromatography 
    Vermeulen, N.M.J.; Neitz, Albert Walter Herman; Viljoen, G.J.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1987)
    This review covers the isolation of Cowdria ruminantium by lectin cellular affinity chromatography from different Amblyomma hebraeum sources. Cellular affinity chromatography has been reviewed with special attention being ...
  • Purification of the alpha toxin of Clostridium perfringens type A by ultrafiltration and gel chromatography 
    Odendaal, M.W.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1987)
    Clostridium perfringens type A toxin produced in Jayko & Lichstein medium was subjected to various concentration and purification procedures. The results obtained with 3 different ultrafiltration membranes followed by gel ...
  • Putative avocado toxicity in two dogs 
    Buoro, I.B.J.; Nyamwange, S.B.; Chai, D.; Munyua, S.M.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1994)
    Two dogs were seen at the University Veterinary Teaching Hospital, Nairobi, Kenya, both having histories of dyspnoea, progressively enlarging abdomens, anasarca, ascites, pleural and pericardial effusion, and pulmonary ...
  • Puzriš-Dagan : organization of an animal concentration centre during UR III period 
    Alonso, Silvia Nicolás; World Association for the History of Veterinary Medicine. International Congress (44th : 2020 : Pretoria, South Africa) (Pretoria : World Association for the History of Veterinary Medicine, 2020-02)
    At the end of the 21st century B.C., after the Akkadian Empire collapsed, the political situation in Southern Mesopotamia was tense under the constant pressure of the kingdom of Elam and the destructive incursions of the ...
  • Pyridoxine (a vitamin B6) and its derivative pyridoxal as treatment for Albizia versicolor poisoning in guinea-pigs 
    Gummow, Bruce; Erasmus, G.L.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1990)
    In the course of three experiments it was established that all the toxic effects of a lethal dose of Albizia versicolor pods (> 4,5g/kg) in guinea-pigs could be countered by concurrent subcutaneous injection of pyridoxine ...
  • Q fever in cattle and sheep in Southern Africa. A preliminary report 
    Schutte, A.P.; Kurz, J.; Barnard, B.J.H.; Roux, D.J.; De Kock, V.E.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B. (Published by The Government Printer, Pretoria, 1976)
    In the course of a study initiated to elucidate the role of known abortifacient agents in ruminants in Southern Afnca, Coxiella burnetii was identified in smears prepared from bovine and ovine placental tissues obtained ...
  • The quantitative determination of the toxic factors produced by Clostridium botulinum (Van Ermengem, 1896) types C and D 
    Jansen, B.C.; South Africa. Dept. of Agricultural Technical Services; De Lange, M.; Reinecke, R.K.; Walker, Jane B.; De Kock, V.E.; Howell, P.G. (Pretoria : Government Printer, 1971)
    The Lf values of the C₁, C₂ and D factors produced by Clostridium botulinum types C and D were compared with the results of in vivo quantitative tests. It was found that the flocculation test is a reliable method of ...
  • Quantitative studies upon porphyrin excretion in bovine congenital porphyrinuria (pink tooth) No. 2 
    Fourie, P.J.J.; Roets, G.C.S.; Du Toit, P.J. (The Government Printer, Pretoria, 1939)
    In this paper the authors intend to record results concerning the quantitative porphyrin excretion during different times of the year by bovines suffering from congenital porphyrinuria (pink tooth) and at the same time ...
  • Quantitative studies upon porphyrin excretion in bovine congenital prophyrinuria (Pink tooth) no. I 
    Rimington, Claude; Roets, G.C.S.; Fourie, P.J.J.; Du Toit, P.J. (Pretoria : Government Printer, 1938)
    Since the literature reveals little accurate information as to the quantities of porphyrins excreted in congenial prophyrinuria, studies of these bovine eases have been undertaken with a view to ascertaining whether or not ...
  • Quarters at Onderstepoort : housing 
    ARC-Onderstepoort Veterinary Research (1940)
    Wood and corrugated house at Onderstepoort. Demolished in later years