Browsing Research Articles (Production Animal Studies) by UP Author "Abernethy, D.A. (Darrell)"
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Browsing Research Articles (Production Animal Studies) by UP Author "Abernethy, D.A. (Darrell)"
Now showing items 1-7 of 7
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Bastiaensen, P.; Abernethy, D.A. (Darrell); Etter, Eric Marcel Charles (International Office of Epizootics, 2017)African countries that wish to export are increasingly faced with import risk assessments from importing countries concerned about the sources of their imported goods. Other risk analysis methodologies and approaches are ...
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Govindasamy, K.; Thompson, P.N. (Peter N.); Harris, Bernice Nerine; Rossouw, Jennifer; Abernethy, D.A. (Darrell); Etter, Eric Marcel Charles (BioMed Central, 2021-11-26)In South Africa, the prevalence of cattle handler exposure to Brucella on cattle farms is unknown and risk factors and cattle symptoms associated with infected cattle herds are unavailable. To address this gap, a ...
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Roberts, Laura C.; Abolnik, Celia; Waller, Lauren J.; Shaw, Kevin; Ludynia, Katrin; Roberts, David G.; Kock, Alison A.; Makhado, Azwianewi B.; Snyman, Albert; Abernethy, D.A. (Darrell) (Hindawi, 2023-02-23)High pathogenicity avian influenza (HPAI) clade 2.3.4.4b H5N8 virus was detected in coastal seabirds in late 2017 in South Africa, following a devastating epidemic in the commercial poultry and ostrich industries. By May ...
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Glover, Barbara; Macfarlane, Malcolm; Bengis, Roy; O’Dell, Jacques; Van Heerden, Henriette; Abernethy, D.A. (Darrell) (MDPI, 2020-09-29)In this study, Brucella melitensis infection in sable antelope (Hippotragus niger) was investigated on two wildlife ranches in South Africa over a 12-year period in order to determine the origin of the outbreaks and the ...
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Is penguin circovirus circulating only in the Antarctic circle? Lack of viral detection in Namibia Roberts, Laura Christl; Molini, Umberto; Coetzee, Lauren M.; Khaiseb, Siegfried; Roux, Jean-Paul; Kemper, Jessica; Roberts, David G.; Ludynia, Katrin; Doher, Marcus; Abernethy, D.A. (Darrell); Franzo, Giovanni (MDPI, 2023-04)The known host range of circoviruses is continuously expanding because of more intensive diagnostic activities and advanced sequencing tools. Recently, a new circovirus (penguin circovirus (PenCV)) was identified in the ...
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Govindasamy, Krpasha; Etter, Eric Marcel Charles; Harris, Bernice Nerine; Rossouw, Jennifer; Abernethy, D.A. (Darrell); Thompson, P.N. (Peter N.) (MDPI, 2021-11-14)Brucellosis in humans is under-detected and underreported in sub-Saharan Africa. Risk factors associated with Brucella infection and health seeking behaviour in response to brucellosis-like symptoms, amongst cattle farm ...
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Roberts, Laura Christl; Abernethy, D.A. (Darrell); Roberts, David Gordon; Ludynia, Katrin; O'Kennedy, Martha Magaretha; Abolnik, Celia (Wiley, 2024-01)BACKGROUND : High-pathogenicity avian influenza (HPAI) has become a conservation threat to wild birds. Therefore, suitable vaccine technology and practical application methods require investigation. METHODS : Twenty-four ...
Now showing items 1-7 of 7