Výsledky vyhľadávania - "Van Gas, L"

T cell-mediated immunity to Cowdria ruminantium in mice: the protective role of Lyt-2+ T cells Autor Du Plessis, J L, Berche, P, Van Gas, L

“…The inability of athymic nude mice to make a drug-aided recovery from infection with either the Kümm or the Welgevonden stocks of Cowdria ruminantium and their…”
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The heterogenicity of Cowdria ruminantium stocks: cross-immunity and serology in sheep and pathogenicity to mice Autor Du Plessis, J L, Van Gas, L, Olivier, J A, Bezuidenhout, J D

“…Ten stocks of Cowdria ruminantium (Ball 3, Breed, Comoro, Germishuys, Kümm, Kwanyanga, Mali, Mara, Nonile and Welgevonden) were compared from a cross-immunity,…”
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Immunity of tick-exposed seronegative and seropositive small stock challenged with two stocks of Cowdria ruminantium Autor Du Plessis, J L, Van Gas, L

“…Nineteen per cent and 32% of serologically positive sheep and goats in heartwater endemic areas of the Republic of South Africa were susceptible to challenge…”
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Identification of the antigenic proteins of Cowdria ruminantium Autor Rossouw, M, Neitz, A W, de Waal, D T, du Plessis, J L, van Gas, L, Brett, S

“…Immunoblotting of Cowdria ruminantium proteins with sheep or bovine antiserum identified 2 antigenically conserved proteins, one being an immunodominant 31 kDa…”
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The freeze-drying of Cowdria ruminantium Autor du Plessis, J L, van Gas, L, Labuschagne, F J, Wijma, S

“…Lyophilized tissues of mice and blood of sheep, infected with either the Kümm, the Welgevonden or the Ball 3 stock of Cowdria ruminantium, remain infective to…”
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An attempt to improve the immunization of sheep against heart-water by using different combinations of 3 stocks of Cowdria ruminantium Autor du Plessis, J L, Potgieter, F T, van Gas, L

“…Neither sheep immune to the Ball 3, the Kwanyanga or the Mara stocks of Cowdria ruminantium nor those immunized with combinations of these 3 stocks were…”
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An attempt to establish an inbred line of mice genetically resistant to Cowdria ruminantium Autor du Plessis, J L, Meyer, E H, van Gas, L

“…An attempt to establish an inbred line of mice resistant to Cowdria ruminantium failed. First generation couples were constituted from those mice out of 100…”
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