Browsing 1997 Onderstepoort Journal of Veterinary Research, Volume 64, 1997 by Issue Date

Browsing 1997 Onderstepoort Journal of Veterinary Research, Volume 64, 1997 by Issue Date

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  • Avarzed, A.; De Waal, D.T.; Igarashi, I.; Saito, A.; Oyamada, T.; Toyoda, Y.; Suzuki, N.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Antigen for the indirect fluorescent antibody test (IFAT) was routinely prepared from infected erythrocytes from horses experimentally infected with Babesia equi and Babesia caballi. With the successful establishment of ...
  • Linhart, S.B.; Baer, G.M.; Balderas Torres, J.M.; Engeman, R.M.; Collins, E.F.; Meslin, F.X.; Schumacher, C.L.; El-Taweel, A.H.; Wlodkowski, J.C.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Protocols for evaluating oral rabies vaccine baits for domestic dogs were field tested in central Mexico, after which dog-food manufacturers and suppliers to the pet-food industry were advised as to potential ingredients ...
  • Titoy, G.A.P.; Van Rensburg, L.J.; Van Strijp, M.F.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Sheathed infective larvae of Oesophagostomum radiatum were successfully cryopreserved by the use of a procedure developed for hookworms. The survival rate, as assessed by motility, was 57,9% after 42 d of cryopreservation.
  • Alexander, S.; McLaughlin, J.D.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Thirty-four species of gastrointestinal helminths were found in 25 Anas undulata, 21 Anas erythrorhyncha, ten Anas capensis and seven Anas smithii collected at Barberspan, South Africa. Excluding four new taxa, 11 new ...
  • Gitau, T.; Mbiuki, S.M.; McDermott, J.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Digital health and conformation were assessed in 216 dairy cattle on 78 randomly selected small-scale farms. For each cow, gait was assessed and the digits examined in detail. Hoof measurements (angle and length of the ...
  • Brayton, K.A.; Bothma, G.C.; Vogel, S.W.; Allsopp, B.A.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    A simple and inexpensive particle-bombardment device, the OPgun™, was constructed for the delivery of DNA into animal tissues. This device is based on the particle-inflow gun first described for plant-cell transfection. ...
  • Titoy, G.A.P.; Van Rensburg, L.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    A technique for the cryopreservation of third-stage larvae of Strongylus vulgaris is described. Infective larvae of S. vulgaris were exsheathed in a 0,16% sodium hypochlorite solution and then transferred into cryotubes ...
  • Verwoerd, Daniel Wynand; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    This volume of the journal is dedicated to Max Sterne in recognition of his contributions to veterinary bacteriology.
  • Paweska, Janusz Tadeusz; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Clinical, virological and serological responses were investigated in five pregnant donkey mares after experimental exposure to the South African asinine-94 strain of equine arteritis virus (EAV), and the duration of ...
  • Odendaal, M.W.; Morris, S.; Du Preez, E.; Aitchison, Henry; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    A multivalent vaccine consisting of inactivated bovine herpes virus-1 (BHV-1 ). also known as infectious bovine rhinotracheitis virus (IBR) , para-influenza type-3 virus (PIȝ) and the leukotoxin of Pasteurella haemolytica ...
  • Williams, R.; Schoeman, M.; Van Wyk, A.; Roos, K.; Josemans, E.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    A two-graph Receiver Operating Characteristic analysis was done to determine the optimal cut-off value of an indirect enzyme-linked immunosorbent assay (ELISA) for detection of antibodies to Wesselsbron disease (WSL) virus. ...
  • Pretorius, A.; Oelofsen, M.J.; Smith, M.S.; Van der Ryst, E.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Infectious diseases of wild animals are of increasing importance, both from an economic viewpoint and because several of these diseases are pathogenic to man. However, serosurveys to determine the circulation of infectious ...
  • Combrink, M.P.; De Waal, D.T.; Troskie, P.C.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Three milliliters of blood from the present commercially produced heartwater infective blood vaccine (Ball3 stock) was experimentally tested in sheep and cattle for infectivity and efficacy. Results obtained for this ...
  • Keet, D.F.; Grobler, D.G.; Raath, J.P.; Gouws, J.; Carstens, J.; Nesbit, J.W.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    The occurrence of severe lameness in adult African elephant bulls in a shrub Mopane (Colophospermum mopane) ecosystem was investigated. Large ulcers in the soles of at least one front foot were seen in each of the recorded ...
  • Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    The possible use of chickens as predators of livestock ticks was studied. Chickens were allowed to scavenge for 3 h among tick-infested cattle in a typical township backyard during the milking period. Boophilus decoloratus, ...
  • Mohan, K.; Muvavarirwa, P.; Pawandiwa, A.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Among the Actinobacillus spp. only A. lignieresii represents a homogenous and well studied taxon. However, haemolytic and non-haemolytic strains of A. equuli and A. suis are also isolated from a wide range of diseases ...
  • Anonymous; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
  • Chai, D.; Farah, I.; Muchemi, G.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Over a period of 15 years, the larval stages of Diphyllobothriid tapeworms of the genus Spirometra were found during routine necropsy in four of 3 007 non-human primates at the Institute of Primate Research (IPR) .
  • Anonymous; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
  • Habibur Rahman, A.; Manickam, R.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    A new system, the Toxorhynchites-fluorescent antibody (TFA) test in which the larvae of Toxorhynchites splendens mosquitoes were used for the detection of bluetongue virus (BTV) from Culicoides midges, was developed. ...