1981 Onderstepoort Journal of Veterinary Research, Volume 48, 1981

1981 Onderstepoort Journal of Veterinary Research, Volume 48, 1981

 

Contentes Pages: Onderstepoort Journal of Veterinary Research, Vol ??, 19??

CONTENTS

Volume 48: Number 1

Observations on the transmission of Theileria mutans in South Africa De Vos, AJ & Roos, JA 1

The efficacy of bacteriological procedures for the isolation of Brucella abortus from abattoir material Herr, S & Roux, D 7

Some effects of 60Co irradiation on Cowdria ruminantium in its tick host Amblyomma hebraeum Koch (Acarina: Ixodidae) Spickett, AM, Bezuidenhout, JD & Jacobsz, CJ 13

A rapid quantitative colorimetric determination of blood acetone applied to the assessment of ketosis in fasted pregnant ewes Van der Walt, JG, Procos, J & Hunter, G 15

The role of integumental glands in the social and mating behaviour of the hunting dog Lycaon pictus (Temminck, 1820) Van Heerden, J 19

Ixodes (Afrixodes) matopi n. sp. (Acarina: Ixodidae) : a tick found aggregating on pre-orbital gland scent marks of the klipspringer in Zimbabwe Spickett, AM, Keirans, JE, Norval, RAI & Clifford, CM 23

Ecological studies on Ixodes (Afrixodes) matopi Spickett, Keirans, Norval & Clifford, 1980 (Acarina: Ixodidae) Colborne, J, Norval, RAI & Spickett, AM 31

Studies on the physiopathology of chronic obstructive pulmonary disease in the horse. IV. Blood gas and acid-base values at rest Littlejohn, A & Bowles, F 37

Research communication:

The control of Simuliidae (Diptera, Nematocera) in South African rivers by modification of the water flow volume Howell, CJ, Begemann, GJ, Muir, RW & Louw, P 47

Volume 48: Number 2

Identification of the serotype-specific and group-specific antigens of bluetongue virus Huismans, H & Erasmus, BJ 51

A comparison of an Australian bluetongue virus isolate (CSIRO 19) with other bluetongue virus serotypes by cross-hybridization and cross-immune precipitation Huismans, H & Bremer, CW 59

Levels of glucose, serum albumin and somatic cells before and during early stages of acute clinical mastitis artificially induced in cows by means of human strains of group-B streptococci (GBS) administered intracisternally Giesecke, WH & Van den Heever, LW 69

Studies on schistosomiasis. 10. Development of Schistosoma mattheei in sheep infested with equal numbers of male and female cercariae Van Rensburg, LJ & Van Wyk, JA 77

Rhipicephalus zambeziensis sp. nov., a new tick from eastern and southern Africa, together with a redescription of Rhipicephalus appendiculatus Neumann, 1901 (Acarina, Ixodidae) Walker, JB, Norval, RAI & Corwin, MD 87

Attenuation of turkey meningo-encephalitis virus in BHK21 cells Barnard, BJH & Geyer, HJ 105

An investigation into the toxic principle in eggs of the tick Amblyomma hebraeum Prozesky, L, Neitz, AWH, Bezuidenhout, JD, Putterill, JF & Potgieter, DJJ 109

Attempts to transmit Anaplasma marginale with Hippobosca rufipes and Stomoxys calcitrans Potgieter, FT, Sutherland, B & Biggs, HC 119

Isolation and significance of anaerobic bacteria isolated from cases of bovine mastitis Du Preez, JH, Greeff, AS & Eksteen, N 123

Research communications:

Attempted transmission of canine ehrlichiosis to the vervet monkey (Cercopithecus pygerythrus) Van Heerden, J & Goosen, DJ 127

A comparative study of the toxicity of Fusarium verticillioides (= F. moniliforme) to horses, primates, pigs, sheep and rats Kriek, NPJ, Kellerman, TS & Marasas, WFO 129

Volume 48: Number 3

Brucellosis in free-living African buffalo (Syncerus caffer) : a serological survey Herr, S & Marshall, C 133

Notes on African Haemaphysalis ticks. XIII. Identity of H. (Rhipistoma) cooleyi, a parasite of the rock hyrax in South Africa (Acarina: Ixodidae) Hoogstraal, H & Wassef, HY 135

Recovery of helminths postmortem from equines. I. Parasites in arteries, subperitoneum, liver and lungs Malan, FS, Reinecke, RK & Scialdo-Krecek, RC 141

The recovery of helminths postmortem from equines. II. Helminths and larvae of Gasterophilus from the gastro-intestinal tract and oestrids from the sinuses. Malan, FS, Reinecke, RK & Scialdo-Krecek, RC 145

The isolation of Theileria? taurotragi in South Africa De Vos, AJ & Roos, JA 149

Isolation and transmission of an unidentified Babesia sp. infective for cattle Thomas, SE & Mason, TE 155

Paralysis in lambs caused by overdosing with parbendazole Prozesky, L, Joubert, JPJ & Ekron, MD 159

Paracooperioides peleae gen. et sp. n. (Nematoda: Trichostrongylidae) from the vaal ribbok, Pelea capreolus (Forster, 1790) Boomker, JDF, Horak, IG & De Vos, V 169

Research communications:

The influence of dithiosemicarbazone on the immunity of sheep to heartwater Du Plessis, JL 175

Theileria? taurotragi : a probable agent of bovine cerebral theileriosis De Vos, AJ, Bessenger, R & Banting, LF 177

Freeze-drying of Anaplasma marginale Potgieter, FT & Bester, JB 179

Volume 48: Number 4

Schistosoma Weinland, 1858 from Hippopotamus amphibius Linnaeus, 1758 in the Kruger National Park Pitchford, RJ & Visser, PS 181

The haemocytology and histology of the haemopoietic organs of South African freshwater fish. III. The leucocytes, plasma cells and macrophages of Clarias gariepinus and Sarotherodon mossambicus Boomker, JDF 185

The haemocytology and histology of the haemopoietic organs of South African freshwater fish. IV. Ultrastructure of some cells of Clarias gariepinus and Sarotherodon mossambicus Boomker, JDF 195

The development of Parafilaria bovicola in Musca xanthomelas and Musca lusoria Nevill, EM 207

Studies on a bovine Babesia transmitted by Hyalomma marginatum rufipes Koch, 1844 Gray, JS & De Vos, AJ 215

The retention of Babesia bigemina infections by Boophilus decoloratus exposed to imidocarb dipropionate during engorgement Gray, JS & Potgieter, FT 225

Studies on Haemonchus contortus. IV. The effect of Trichostrongylus axei and Ostertagia circumcincta on challenge with H. contortus Reinecke, RK, De Villiers, IL & Bruckner, C 229

Studies on Haemonchus contortus. V. Chemoprophylaxis and its effect on worm egg counts and the haematocrit Reinecke, RK, De Villiers, IL & Bruckner, C 235

Studies on the physiopathology of chronic obstructive pulmonary disease in the horse. V. Blood gas and acid-base values during exercise Littlejohn, A & Bowles, F 239

First report of annual ryegrass toxicity in the Republic of South Africa Schneider, DJ 251

Research communications:

Non-specific esterase isoenzymes of adult schistosomes from the hippopotamus (Hippopotamus amphibius) Fripp, PJ 257

The relationship between the minimal and the 50% haemolytic dose in complement titrations Herr, S, Pieterson, PM & Boshoff, JA 259

Author index 261

Subject index 265

Recent Submissions

  • Author index 
    Anonymous; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verwoerd, Daniel Wynand; Walker, Jane B.; Verster, Anna Johanna Maria (Pretoria : The Government Printer, 1981)
  • Subject index 
    Anonymous; 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)
  • Schistosoma Weinland, 1858 from Hippopotamus amphibius Linnaeus, 1758 in the Kruger National Park 
    Pitchford, R.J.; Visser, P.S.; 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)
    Adults of Schistosoma edwardiense Thurston, 1964, were recovered from Hippopotamus amphibius in the Kruger National Park. Small round to oval Schistosoma margrebowiei-like eggs, presumed to be those of S. edwardiense, were ...
  • Paralysis in lambs caused by overdosing with parbendazole 
    Prozesky, Leon; Joubert, J.P.J.; Ekron, M.D.; 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 experiment was undertaken to determine whether an overdose of the anthelmintic parbendazole could cause paralysis in lambs when given to ewes during the early stages of pregnancy. Out of a total of 68 lambs, born from ...
  • Theileria? taurotragi : a probable agent of bovine cerebral theileriosis 
    De Vos, A.J.; Bessenger, R.; Banting, L.F.; 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)
    A case of bovine cerebral theileriosis was confirmed at autopsy on a farm where 4 animals out of 70 died. All were less than 2 years old and all showed nervous signs. Serologically, no evidence was found of Theileria ...
  • Freeze-drying of Anaplasma marginale 
    Potgieter, F.T.; Bester, J.B.; 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)
    Heparinized whole blood, heavily parasitized with Anaplasma marginale, was collected from 3 splenectomized oxen. Buffered lactose peptone (BLP) was added in equal volumes as a stabilizer and the mixture lyophilized in ...
  • The influence of dithiosemicarbazone on the immunity of sheep to heartwater 
    Du Plessis, J.L.; 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)
    Four out of 9 sheep, immune to heartwater and subsequently treated with gloxazone, showed a febrile reaction when they were challenged 6 months later, but the same number of untreated controls also developed this reaction. ...
  • Paracooperioides peleae gen. et sp. n. (Nematoda: Trichostrongylidae) from the vaal ribbok, Pelea capreolus (Forster, 1790) 
    Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; De Vos, Valerius; 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)
    A new genus and species of trichostrongylid nematode, Paracooperioides peleae, was collected from the small intestines of vaal ribbok, Pelea capreolus (Forster, 1790), from the Bontebok National Park, Swellendam, Cape ...
  • Isolation and transmission of an unidentified Babesia sp. infective for cattle 
    Thomas, Shan E.; Mason, T.E.; 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)
    Engorged adult female ticks submitted from farms in South Africa were routinely screened for protozoan parasites by examination of haemolymph smears. An unidentified Babesia sp. was found in Hyalomma marginatum rufipes and ...
  • The isolation of Theileria? taurotragi in South Africa 
    De Vos, A.J.; Roos, J.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. (Published by The Government Printer, Pretoria, 1981)
    In 3 out of 4 attempts strains of a Theileria sp. of low virulence were isolated in the laboratory by feeding adult Rhipicephalus appendiculatus collected from the field on susceptible cattle. One of the strains, previously ...
  • The recovery of helminths postmortem from equines. II. Helminths and larvae of Gasterophilus from the gastro-intestinal tract and oestrids from the sinuses. 
    Malan, F.S.; Reinecke, R.K.; Scialdo-Krecek, Rosina C.; 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)
    The tongue, pharynx, oesophagus and gums are examined for larvae of Gasterophilus spp., and the nose and sinuses for oestrid larvae. The gastro-intestinal tract is divided into separate specimens- stomach, small intestine, ...
  • Attempted transmission of canine ehrlichiosis to the vervet monkey (Cercopithecus pygerythrus) 
    Van Heerden, Joseph; Goosen, D.J.; 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)
    Blood from a domestic dog infected with Ehrlichia canis was injected into 3 adult vervet monkeys Cercopithecus pygerythrus. The monkeys did not develop any clinical or haematological signs of disease, nor did they seem ...
  • Recovery of helminths postmortem from equines. I. Parasites in arteries, subperitoneum, liver and lungs 
    Malan, F.S.; Reinecke, R.K.; Scialdo-Krecek, Rosina C.; 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)
    The entire gastro-intestinal tract and viscera of the abdomen and thorax, including the heart, aorta and its branches to the viscera, are removed from the carcass. All the branches of the aorta, with the exception of the ...
  • Attenuation of turkey meningo-encephalitis virus in BHK21 cells 
    Barnard, B.J.H.; Geyer, H.J.; 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)
    Turkey meningo-encephalitis virus was adapted to BHK21 cell culture. Cytopathic effects were characterized by rounding and detachment of cells within 48 hours. Attenuation was achieved by 41 successive passages in BHK21 ...
  • Studies on schistosomiasis. 10. Development of Schistosoma mattheei in sheep infested with equal numbers of male and female cercariae 
    Van Rensburg, L.J.; Van Wyk, Jan Aucamp; 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)
    The development of the female Schistosoma mattheei was significantly higher than that of the male (P<0,0001) in 12 sheep when each was exposed to equal numbers of male and female cercariae. Many more male than female ...
  • Identification of the serotype-specific and group-specific antigens of bluetongue virus 
    Huismans, H. (Henk), 1942-; Erasmus, B.J.; 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)
    The bluetongue virus (BTV) core particle contains 2 major polypeptides, P3 and P7, and is surrounded by an outer capsid layer that is composed of the 2 major polypeptides, P2 and P5. Analysis of the immune precipitates ...
  • Notes on African Haemaphysalis ticks. XIII. Identity of H. (Rhipistoma) cooleyi, a parasite of the rock hyrax in South Africa (Acarina: Ixodidae) 
    Hoogstraal, H.; Wassef, Hilda Y.; 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)
    The lectotype male, allotype female, and paratype nymph of Haemaphysalis (Rhipistoma) cooleyi Bedford, 1929, a parasite of the rock hyrax, Procavia capensis, in the Transvaal, are redescribed and illustrated to provide ...
  • 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 ...
  • Brucellosis in free-living African buffalo (Syncerus caffer) : a serological survey 
    Herr, S.; Marshall, C.; 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)
    The rose bengal and complement fixation tests were successfully applied to buffalo (Syncerus caffer) sera. An overall occurrence of 23% positive reactors was obtained, but Brucella infection does not appear to act as an ...
  • Isolation and significance of anaerobic bacteria isolated from cases of bovine mastitis 
    Du Preez, J.H.; Greeff, A.S.; Eksteen, Nicolene; 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)
    The role of obligate anaerobic bacteria in the aetiology of mastitis of lactating dairy cows was investigated. Anaerobes were isolated from 12% of lactating mastitic cows, which were representative of 50% of the 10 dairy ...

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