Browsing Research Articles (Equine Research Centre) by Author "Weyer, Camilla Theresa"

Browsing Research Articles (Equine Research Centre) by Author "Weyer, Camilla Theresa"

Sort by: Order: Results:

  • The 2011 outbreak of African horse sickness in the African horse sickness controlled area in South Africa 
    Grewar, John Duncan; Weyer, Camilla Theresa; Guthrie, Alan John; Koen, Pieter; Davey, Sewellyn; Quan, Melvyn; Visser, Dawid; Rossouw, Esthea; Buhrmann, Gary (OpenJournals Publishing, 2013-11-15)
    African horse sickness (AHS) is a controlled animal disease in South Africa, and as a result of the high mortality rates experienced, outbreaks in the AHS controlled area in the Western Cape Province have a significant ...
  • African horse sickness 
    Zientara, S.; Weyer, Camilla Theresa; Lecollinet, S. (International Office of Epizootics, 2015)
    African horse sickness (AHS) is a devastating disease of equids caused by an arthropod-borne virus belonging to the Reoviridae family, genus Orbivirus. It is considered a major health threat for horses in endemic areas ...
  • African horse sickness caused by genome reassortment and reversion to virulence of live, attenuated vaccine viruses, South Africa, 2004-2014 
    Weyer, Camilla Theresa; Grewar, John Duncan; Burger, Phillipa; Rossouw, Esthea; Lourens, Carina W.; Joone, Christopher; le Granje, Misha; Coetzee, Peter; Venter, Estelle Hildegard; Martin, Darren P.; MacLachlan, N.J. (James); Guthrie, Alan John (Centers for Disease Control and Prevention, 2016-12)
    African horse sickness (AHS) is a hemorrhagic viral fever of horses. It is the only equine disease for which the World Organization for Animal Health has introduced specific guidelines for member countries seeking official ...
  • African horse sickness in naturally infected, immunised horses 
    Weyer, Camilla Theresa; Quan, Melvyn; Joone, Christopher; Lourens, Carina W.; MacLachlan, N.J. (James); Guthrie, Alan John (Wiley-Blackwell, 2013-01)
    To determine whether subclinical cases, together with clinical cases, of African horse sickness (AHS) occur in immunised horses in field conditions, whole blood samples were collected and rectal temperatures recorded ...
  • Diagnostic accuracy of a duplex real-time reverse transcription quantitative PCR assay for detection of African horse sickness virus 
    Guthrie, Alan John; MacLachlan, N.J. (James); Joone, Christopher; Lourens, Carina W.; Weyer, Camilla Theresa; Quan, Melvyn; Monyai, Mpho S.; Gardner, Ian A. (Elsevier, 2013)
    Blood samples collected from 503 suspect cases of African horse sickness (AHS) and another 503 from uninfected, unvaccinated South African horses, as well as 98 samples from horses from an AHS free country, were tested ...
  • A field investigation of an African horse sickness outbreak in the controlled area of South Africa in 2016 
    Grewar, John Duncan; Weyer, Camilla Theresa; Venter, Gert Johannes; Van Helden, Lesley Susan; Burger, Phillippa; Guthrie, Alan John; Coetzee, Peter; Labuschagne, Karien; Buhrmann, Gary; Parker, Beverley Joan; Thompson, P.N. (Peter N.) (Wiley, 2019-03)
    An outbreak of African horse sickness (AHS) caused by AHS virus type 1 occurred within the South African AHS surveillance zone during April and May 2016. The index case was detected by a private veterinarian through passive ...
  • Occurrence of African horse sickness in a domestic dog without apparent ingestion of horse meat 
    Van Sittert, Sybrand J.; Drew, Tessa M.; Kotze, Johann L.; Strydom, Tom; Weyer, Camilla Theresa; Guthrie, Alan John (OpenJournals Publishing, 2013-09-13)
    This is the first case of African horse sickness (AHS) in a dog where there was no apparent ingestion of horse meat. Significantly, the dog was part of a colony that resides in a Good Clinical Practice and Good Laboratory ...
  • Quantitative risk assessment for African horse sickness in live horses exported from South Africa 
    Sergeant, Evan S.; Grewar, John Duncan; Weyer, Camilla Theresa; Guthrie, Alan John (Public Library of Science, 2016-03-17)
    African horse sickness (AHS) is a severe, often fatal, arbovirus infection of horses, transmitted by Culicoides spp. midges. AHS occurs in most of sub-Saharan Africa and is a significant impediment to export of live ...