1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998

1998 Onderstepoort Journal of Veterinary Research, Volume 65, 1998

 

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Untitled Document
CONTENTS
Volume 65: Number 1

Detection of African horsesickness virus and discrimination between two equine orbivirus serogroups by reverse transcription polymerase chain reaction

Bremer, C.W.; Viljoen, G.J. 1

Morphological confirmation of the separate species status of Culicoides (Avaritia) nudipalpis Delfinado, 1961 and C. (A.) imicola Kieffer, 1913 (Diptera: Ceratopogonidae)

Meiswinkel, R.; Baylis, M. 9

Krimpsiekte in a sheep following a single dose of Tylecodon ventricosus (Burm. f.) Toelken and the isolation of tyledoside D from this plant species

Vleggaar, Robert; Botha, C.J. (Christoffel Jacobus); Van der Lugt, Jaco J.; Erasmus, G.L.; Kellerman, T. Stephanus; Schultz, R.A. (Rowena Anitra) 17

Suspected cardiac glycoside intoxication in sheep and goats in Namibia due to Ornithogalum nanodes (Leighton)

Bamhare, C. 25

Distribution of endocrine cells in the gut of the impala ( Aepyceros melampus)

Schoeman, J.H.; De Vos, Valerius; Van Aswegen, G. 31

Detection and characterization of foot-and-mouth disease virus in sub-Saharan Africa

Bastos, Armanda D.S. 39

Dynamics of free-living ixodid ticks on a game ranch in the Central Province, Zambia

Horak, Ivan Gerard; Zieger, U.; Cauldwell, A.E. 49

Guide for authors

61
Volume 65: Number 2

Comparison of immune responses of two Salmonella gallinarum strains viewed as possible vaccines for fowl typhoid in Kenya

Nyaga, P.N.; Kimoro, C.O.; Bebora, Lilly C. 67

Isolation and characterization of a Babesia species from Rhipicephalus evertsi evertsi ticks picked off a sable antelope (Hippotragus niger) which died of acute babesiosis

Hove, T.; Sithole, N.; Munodzana, D.; Masaka, S. 75

Observations on the use of Anaplasma centrale for immunization of cattle against anaplasmosis in Zimbabwe

Turton, J.A.; Katsande, Tendai C.; Matingo, M.B.; Jorgensen, W.K.; Ushewokunze-Obatolu, U.; Dalgliesh, R.J. 81

Three new species of ciliated protozoa from the hindgut of both white and black wild African rhinoceroses

Van Hoven, Wouter; Gilchrist, Frances M.C.; Liebenberg, H.; Van der Merwe, Christiaan F. 87

Immunization of rabbits with Amblyomma hebraeum nymphal homogenates and implications for the host amplification system

Tembo, S.D. 97

The clinical efficacy of enrofloxacin in the treatment of experimental bovine pneumonic pasteurellosis

Thompson, P.N. (Peter N.); Van Amstel, S.R.; Henton, Marijke M. 105

Ixodid tick infestations of wild birds and mammals on a game ranch in Central Province, Zambia

Horak, Ivan Gerard; Zieger, U.; Cauldwell, A.E.; Uys, A.C. (André Charles) 113

Selection of an scFv phage antibody that recognizes bluetongue virus from a large synthetic library and its use in ELISAs to detect viral antigen and antibodies

Van Wyngaardt, W.; Du Plessis, D.H. 125

RESEACH COMMUNICATION: An epidemic of besnoitiosis in cattle in Kenya

Njagi, O.N.; Ndarathi, C.M.; Nyaga, P.N.; Munga, L.K. 133

RESEACH COMMUNICATION: Helminths and bot fly larvae of wild ungulates on a game ranch in Central Province, Zambia

Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; Zieger, U.; Cauldwell, A.E. 137

BOOK REVIEW: Contamination of animal products: prevention and risks for public health

143
Volume 65: Number 3

Some epidemiological and economic aspects of a bluetongue-like disease in cattle in South Africa - 1995/96 and 1997

Barnard, B.J.H.; Gerdes, Gertruida Hermanna; Meiswinkel, R. 145

Spauligodon timbavatiensis n. sp. (Nematoda: Pharyngodonidae) from Pachydactylus turneri (Sauria: Gekkonidae) in the Northern Province, South Africa

Boomker, Jacob Diederik Frederik; Hering-Hagenbeck, S.F.B.N. 153

Pentastomid infections in cichlid fishes in the Kruger National Park and the description of the infective larva of Subtriquetra rileyi n. sp

Boomker, Jacob Diederik Frederik; Booyse, Dirk G.; Junker, Kerstin 159

The absence of clinical disease in cattle in communal grazing areas where farmers are changing from an intensive dipping programme to one of endemic stability to tick-borne diseases

Tice, G.A.; Bryson, N.R.; Stewart, C.G.; Du Plessis, B.; De Waal, D.T. 169

The distribution of heartwater in the highveld of Zimbabwe, 1980-1997

Peter, T.F.; Perry, B.D. (Brian D.), 1946-; O'Callaghan, C.J.; Medley, G.F.; Shumba, W.; Madzima, W.; Burridge, M.J.; Mahan, S.M. 177

Serum biochemical values of farmed ostrich (Struthio camelus) in Botswana

Mushi, E.Z.; Binta, M.G.; Chabo, R.G.; Isa, J.F.W.; Modisa, Lorna A. 189

Review of tsetse flies and trypanosomosis in South Africa

Kappmeier, Karin; Nevill, E.M.; Bagnall, R.J. 195

Parasites of domestic and wild animals in South Africa. XXXV. Ixodid ticks and bot fly larvae in the Bontebok National Park

Horak, Ivan Gerard; Boomker, Jacob Diederik Frederik 205

The production of an auxotrophic marked, plasmid-cured Salmonella ser. Typhimurium as a live attenuated vaccine

Van der Walt, M.L.; Greeff, A.S.

213

BOOK REVIEW: Genetic resistance to animal disease

221
Volume 65: Number 4

The African monogenean gyrodactylid genus Macrogyrodactylus Malmberg, 1957, and the reporting of three species of the genus on Clarias gariepinus in South Africa

Khalil, L.F.; Mashego, S.N. 223

Experimental studies on the life-cycle of Sebekia wedli (Pentastomida: Sebekidae)

Boomker, Jacob Diederik Frederik; Booyse, Dirk G.; Junker, Kerstin 233

Antigenic and genetic analysis of canine parvoviruses in southern Africa

Venter, Estelle Hildegard; Steinel, A.; Van Vuuren, Moritz; Parrish, C.R. Truyen, U. 239

A study on bluetongue virus infection in Saudi Arabia using sentinel ruminants

Abu Elzein, E.M.E.; Aitchison, Henry; Al-Afaleq, A.I.; Al-Bashir, A.M.; Ibrahim, A.O.; Housawi, F.M.T. 243

Light and electron microscopical observations on the terminal airways and alveoli of the lung of the SA (Cape) fur seal Arctocephalus pusillus

Wessels, J.C.; Chase, C.C. 253

Models for heartwater epidemiology: practical implications and suggestions for future research

Yonow, T.; Brewster, C.C.; Allen, J.C.; Meltzer, M.I. 263

The efficacy of used engine oil against ticks on cattle

Dreyer, K.; Fourie, L.J.; Kok, D.J. 275

Coccidia oocysts in the faeces of farmed ostrich (Struthio camelus) chicks in Botswana

Mushi, E.Z.; Isa, J.F.W.; Chabo, R.G.; Binta, M.G.; Kapaata, R.W.; Ndebele, R.T.; Chakalisa, K.C. 281

Epidemiology of tick-borne diseases of cattle in Botshabelo and Thaba Nchu in the Free State Province

Dreyer, K.; Fourie, L.J.; Kok, D.J. 285

Individual host variations in tick infestations of cattle in a resource-poor community

Dreyer, K.; Fourie, L.J.; Kok, D.J. 291

A nucleotide-specific polymerase chain reaction assay to differentiate rabies virus biotypes in South Africa

Nel, Louis Hendrik; Bingham, J.; Jacobs, Jeanette Antonio; Jaftha, Julian Bernard 297

Tick diversity, abundance and seasonal dynamics in a resource-poor urban environment in the Free State Province

Dreyer, K.; Fourie, L.J.; Kok, D.J. 305

Correlation between ability of Ornithobacterium rhinotracheale to agglutinate red blood cells and susceptibility to fosfomycin

Fitzgerald, S.L.; Greyling, J.M.; Bragg, R.R. (Robert Richard) 317

Protein aggregation complicates the development of baculovirus-expressed African horsesickness virus serotype 5 VP2 subunit vaccines

Du Plessis, M.; Cloete, M.; Aitchison, Henry; Van Dijk, A.A. 321

Author index

331

Subject index

339

Recent Submissions

  • Nel, Louis Hendrik; Bingham, J.; Jacobs, Jeanette Antonio; Jaftha, Julian Bernard; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Antigenic and nucleotide sequence analyses have shown that two distinct biotypes of rabies virus are circulating in South Africa. One of these typically infects members of the family Canidae, while the other comprises a ...
  • Yonow, T.; Brewster, C.C.; Allen, J.C.; Meltzer, M.I.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    We present a simple model of the dynamics of heartwater that we use to explore and better understand various aspects of this disease. We adapted the Ross-Macdonald model for malaria epidemiology so that we could consider ...
  • Van der Walt, M.L.; Greeff, A.S.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    A number of amino acid requiring auxotrophic strains of SalmonellaTyphimurium were produced by chemical mutagenesis. One of them, strain 81, was cured of the virulence plasmid and attenuated for mice. This strain had an ...
  • Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Relative resistance levels of cattle against tick infestations in the communal grazing area of Botshabelo in the south-eastern Free State were determined. The objective was to establish whether differences in resistance ...
  • Mushi, E.Z.; Isa, J.F.W.; Chabo, R.G.; Binta, M.G.; Kapaata, R.W.; Ndebele, R.T.; Chakalisa, K.C.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Coccidia oocysts were demonstrated in the faeces of 53 (about 34 %) of 156 apparently healthy ostrich chicks. Young chicks had the highest proportion of infestation while those more than 9 weeks old had no oocysts at all ...
  • Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    The study was conducted in a peri-urban agricultural system at Botshabelo, a city in the south-eastern Free State. A questionnaire survey revealed that 88,5% of cattle farmers in the area experienced problems related to ...
  • Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    The objectives of this study were to determine the diversity, seasonal dynamics and abundance of ticks infesting cattle in urban, small-scale farming communities in and around Botshabelo and Thaba Nchu in the eastern Free ...
  • Dreyer, K.; Fourie, L.J.; Kok, D.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    A seroepidemiological study was conducted on 151 cattle from the Botshabelo and Thaba Nchu areas in the central Free State Province of South Africa, two areas where small scale, peri-urban cattle farming is practised. An ...
  • Anonymous; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
  • Anonymous; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
  • Du Plessis, M.; Cloete, M.; Aitchison, Henry; Van Dijk, A.A.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    This paper describes the expression of a cloned African horsesickness virus (AHSV) serotype 5 VP2- gene by a baculovirus recombinant that was generated by the BAC-TO-BAC™ system. Immunization of horses with crude cell ...
  • Thompson, P.N. (Peter N.); Van Amstel, S.R.; Henton, Marijke M.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    The clinical efficacy of enrofloxacin was tested in calves with experimentally induced pneumonic pasteurellosis. A strain of Pasteurella haemolytica, biotype A, serotype 1 (P haemolytica A 1), which had been isolated ...
  • Fitzgerald, S.L.; Greyling, J.M.; Bragg, R.R. (Robert Richard); Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Twenty five freeze-dried isolates of Ornithobacterium rhinotracheale were used for the determination of minimum inhibitory concentrations (MIC) against the antibiotic fosfomycin (Fosbac, produced by Bedson SA, consisting ...
  • Wessels, J.C.; Chase, C.C.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    During activities of the Sea Fisheries Research Institute at Kleinzee, lung samples from six South African fur seals were collected. The terminal airways showed pseudostratified ciliated columnar epithelium with numerous ...
  • Abu Elzein, E.M.E.; Aitchison, Henry; Al-Afaleq, A.I.; Al-Bashir, A.M.; Ibrahim, A.O.; Housawi, F.M.T.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Four sentinel herds comprising cattle, sheep and goats were established at various localities in Saudi Arabia. Maternal bluetongue antibodies were detected in all four sentinel herds but disappeared in 4- 6 months, ...
  • Kappmeier, Karin; Nevill, E.M.; Bagnall, R.J.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    The history of tsetse flies and nagana (trypanosomosis) in South Africa, and especially in Zululand, is reviewed. Four valid tsetse fly species have been recorded from South Africa. Glossina morsitans morsitans disappeared ...
  • Mushi, E.Z.; Binta, M.G.; Chabo, R.G.; Isa, J.F.W.; Modisa, Lorna A..; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Reference biochemical values for serum analytes of 126 clinically normal farmed ostriches on one farm in Botswana were established. These included sodium, potassium, chloride, total protein, albumin, urea, creatinine, ...
  • Van Vuuren, Moritz; Venter, Estelle Hildegard; Steinel, A.; Parrish, C.R.; Truyen, U.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Canine parvovirus (CPV) is a significant pathogen of domestic and free-ranging carnivores all over the world . It suddenly appeared at the end of the 1970s and most likely emerged as a variant of the well known feline ...
  • Peter, T.F.; Perry, B.D. (Brian D.), 1946-; O'Callaghan, C.J.; Medley, G.F.; Shumba, W.; Madzima, W.; Burridge, M.J.; Mahan, S.M.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    Heartwater, the tick-borne disease caused by the rickettsia Cowdria ruminantium has historically been confined to the southern and western lowvelds of Zimbabwe. Since 1986, however, cases of heartwater have been diagnosed ...
  • Tice, G.A.; Bryson, N.R.; Stewart, C.G.; Du Plessis, B.; De Waal, D.T.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1998)
    A two-year field study was conducted in four communal grazing areas in South Africa. Sera were collected from young cattle (6-18 months old) in these areas during the winters of 1991 to 1993. The sera were tested for ...

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