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1966 Onderstepoort Journal of Veterinary Research, Volume 33, 1966: Recent submissions
Now showing items 21-33 of 33
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(Pretoria : The Government Printer, 1966)Trials are described in which the reactions of nine sheep infested with O. columbianum and three uninfested controls were studied in detail. The main pathological findings were:- (i) anorexia, loss in body weight, ...
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(Pretoria : The Government Printer, 1966)The most significant pathological changes in the central nervous system of 27 cases of heartwater are described. In addition to leucostasis and cell infiltration in the perivascular and subarachnoid spaces described ...
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(Pretoria : The Government Printer, 1966)In Ornithodoros moubata the sex chromatin body could be demonstrated only in the female interphase nuclei of the rectal ampulla, malpighian tubes, ganglion and the accessory sex glands. These findings allow the conclusion ...
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(Pretoria : The Government Printer, 1966)I. Sex dimorphism, in agreement with the normal karyotype, was shown to exist in interphase nuclei of the argasid tick Ornithodoros savignyi. 2. Sex-chromatin bodies were suitably demonstrated only in nuclei of the ...
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(Pretoria : The Government Printer, 1966)(1) The karyotype of 0. savigny is described for the first time. (2) The chromosome number of both male and female is 2n = 20. (3) The presence of sex-chromosomes in the genus Ornithodoros is confirmed.
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(Pretoria : The Government Printer, 1966)Myiasis in the blue wildebeest [Connochaetes taurinus (Burchell, 1923)] and the hartebeest [Alcelaphus buselaphus (Pallas, 1766)] caused by Gedoelstia spp. is described. The incidence of the first stage larvae within ...
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(Pretoria : The Government Printer, 1966)Several adult Nilocotyle (N.) praesphinctris Näsmark, 1937, were recovered from hippopotami shot in the Kruger National Park. For the description of these the division of Nilocotyle by Yamaguti 1958, into two subgenera: ...
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(Pretoria : The Government Printer, 1966)Hydatidosis occurs in all the areas of the Republic that were covered by this survey. In the country as a whole the average incidence is approximately 1 per cent in all species of slaughter stock. The incidence varies ...
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(Pretoria : The Government Printer, 1966)It has been shown that the toxic factors and the immunizing antigens in the cells of C. pseudotuberculosis are distinct. These different antigens can be partially separated by ammonium sulphate and acid precipitation ...
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(Pretoria : The Government Printer, 1966)A Staphylococcus aureus variant was produced from a typical pathogenic strain by passage in semi-synthetic broth. It possesses surface antigen serologically identical to Smith surface antigen, but the variant differs ...
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(Pretoria : The Government Printer, 1966)A duplicate sample of the RV 11 vaccine used in the field against the SAT1 epizootic in South West Africa in 1960-1961 retained its infectivity after storage for three years at -20° C. When inoculated intramuscularly ...
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(Pretoria : The Government Printer, 1966)Tissue culture propagated bluetongue virus was partially purified and examined in an electron microscope with the negative staining technique. Virus particles either with or without a distinct envelope were observed. In ...
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(Pretoria : The Government Printer, 1966)Electron microscopic studies on lumpy skin disease virus, type "Neethling", have been conducted. Virions which are remarkably similar in size and structural appearance to those of vaccinia virus are described. This is ...
Now showing items 21-33 of 33