Browsing South African National Veterinary Repository by Author "Marasas, Walter F.O. (Walter Friedrich Otto)"

Browsing South African National Veterinary Repository by Author "Marasas, Walter F.O. (Walter Friedrich Otto)"

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  • Aerospora of an Eragrostis curvula pasture in South Africa 
    Van der Merwe, W.J.J.; Eicker, A.; Marasas, Walter F.O. (Walter Friedrich Otto); Kellerman, T. Stephanus; Steyn, P.J.J.; Bigalke, R.D.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B.; Cameron, Colin McKenzie; Gilchrist, Frances M.C. (Published by The Government Printer, Pretoria, 1979)
    A qualitative and quantitative survey was made of the aerospora above an Eragrostis curvula (Schrad.) Nees pasture. The pasture, which lay adjacent to a field of Panicum coloratum L. where an outbreak of ovine photosensitivity ...
  • A comparative study of the toxicity of Fusarium verticillioides (= F. moniliforme) to horses, primates, pigs, sheep and rats 
    Kriek, N.P.J.; Kellerman, T. Stephanus; Marasas, Walter F.O. (Walter Friedrich Otto); 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. (Published by The Government Printer, Pretoria, 1981)
    An isolate of Fusarium verticillioides (MRC826) that induced experimental leukoencephalomalacia, also caused acute toxicity when fed to pigs and administered per rumen fistula to sheep. Pigs developed severe pulmonary ...
  • An experimental mycotoxicosis in sheep and goats caused by Drechslera campanulata, a fungal pathogen of green oats 
    Marasas, Walter F.O. (Walter Friedrich Otto); Collett, M.G.; Van der Westhuizen, G.C.A.; Schneider, D.J.; Bigalke, R.D. (Published by The Government Printer, Pretoria, 1985)
    Field outbreaks of a syndrome of unknown aetiology associated with the grazing of green oats (Avena sativa) in the south-western Cape Province were characterized by diarrhoea, photosensitivity and death in goats and by ...
  • First report of facial eczema in sheep in South Africa 
    Marasas, Walter F.O. (Walter Friedrich Otto); Adelaar, T.F.; Minne, J.A.; Van Rensburg, I.B.J.; Burroughs, G.W.; Kellerman, T. Stephanus; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1972)
    The occurrence of facial eczema in sheep in the Republic of South Africa is reported for the first time. The disease in this country is similar to that described in New Zealand and Australia. To date it has only been ...
  • Leukoencephalomacia : A mycotoxicosis of equidae caused by Fusarium moniliforme Sheldon 
    Marasas, Walter F.O. (Walter Friedrich Otto); Naude, T.W.; Pienaar, J.G.; Kellerman, T. Stephanus; 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)
    When 2 horses were dosed with cultures of a Fusarium moniliforme isolate that had previously caused only hepatosis, 1 developed brain oedema and hepatosis, and the other only leukoencephalomalacia. A 3rd horse developed ...
  • Leukoencephalomalacia in a horse induced by fumonisin B₁isolated from Fusarium moniliforme 
    Coetzer, Jacobus A.W.; Marasas, Walter F.O. (Walter Friedrich Otto); Kellerman, T. Stephanus; Gelderblom, W.C.A.; Thiel, P.G.; Van der Lugt, Jaco J.; Bigalke, R.D. (Published by the Government Printer, Pretoria., 1988)
    Each of two horses was dosed by stomach tube with culture material on maize of Fusarium moniliforme MRC 826. One horse developed severe hepatosis and mild oedema of the brain after 6 doses of 2,5 g of culture material/kg ...
  • Leukoencephalomalacia in two horses induced by oral dosing of fumonisin B₁ 
    Coetzer, Jacobus A.W.; Kellerman, T. Stephanus; Marasas, Walter F.O. (Walter Friedrich Otto); Thiel, P.G.; Gelderblom, W.C.A.; Cawood, M.; Verwoerd, Daniel Wynand (Published by the Government Printer, Pretoria., 1990)
    Leukoencephalomalacia (LEM) was induced by the oral administration of fumonisin B₁ (FB₁) to 2 horses: a filly received 59,5mg/kg of a 50% preparation of FB₁ administered in 21 doses of 1,25-4mg/kg over 33 days; a colt, ...
  • Mycoflora, toxicity and nutritive value of mouldy maize 
    Smalley, E.B.; Marasas, Walter F.O. (Walter Friedrich Otto); De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by The Government Printer, Pretoria, 1972)
    Large populations of fungi developed in naturally infested mouldy maize stored under conditions that led to self-heating. Mould counts as high as 50 X 10⁶ propagules per gram of meal were recorded in mouldy maize meal with ...
  • A mycotoxicosis of Equidae caused by Fusarium moniliforme Sheldon. A preliminary communication 
    Kellerman, T. Stephanus; Marasas, Walter F.O. (Walter Friedrich Otto); Pienaar, J.G.; Naude, T.W.; De Kock, V.E.; De Lange, M.; Bigalke, R.D.; Howell, P.G.; Reinecke, R.K.; Walker, Jane B. (Published by the Government Printer, Pretoria, 1972)
    Fusarium moniliforme Sheldon was isolated from maize suspected of causing field cases of leucoencephalomalacia in horses in South Africa. It was cultured on autoclaved maize and dosed to three horses and three donkeys. One ...
  • The pathology of chronic Drechslera campanulata toxicosis in inbred rats 
    Collett, M.G.; Fincham, J.E.; Tustin, R.C.; Joubert, Gina; Marasas, Walter F.O. (Walter Friedrich Otto); Bigalke, R.D. (Published by the Government Printer, Pretoria., 1988)
    Cultures on autoclaved maize of the phytopathogenic fungus, Drechslera campanulata, were incorporated into diets and fed to male inbred BDIX rats. In a pilot trial, a diet containing 30% D. campanulata culture material ...
  • Photosensitivity in South Africa. II. The experimental production of the ovine hepatogenous photosensitivity disease geeldikkop (Tribulosis ovis) by the simultaneous ingestion of Tribulus terrestris plants and cultures of Pithomyces chartarum containing the mycotoxin sporidesmin 
    Bath, Gareth F.; Kellerman, T. Stephanus; Van der Westhuizen, G.C.A.; Coetzer, Jacobus A.W.; Roux, Cecilia; Marasas, Walter F.O. (Walter Friedrich Otto); Minne, J.A.; Basson, P.A.; 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. (Pretoria : The Government Printer, 1980)
    The mycoflora of toxic pastures were surveyed during a number of outbreaks of ovine hepatogenous photosensitivity in South Africa. Pure cultures of several isolates were dosed to sheep, but only those of Pithomyces chartarum ...