• The seroprevalence of African horse sickness virus, and risk factors to exposure, in domestic dogs in Tshwane, South Africa 

  Hanekom, Josef; Lubisi, Baratang Alison; Leisewitz, Andrew L.; Guthrie, Alan John; Fosgate, Geoffrey Theodore (Elsevier, 2023-04)

  Dogs are the only non-equid species to develop the fatal form of African horse sickness (AHS). Research conducted in 2013 questioned the long-held belief that naturally occurring cases of AHS in dogs were contracted ...
• Predictors of foaling outcomes in barren and maiden thoroughbred mares in South Africa 

  Scholtz, M.; Guthrie, Alan John; Fosgate, Geoffrey Theodore; Schulman, M.L. (Martin) (Medpharm Publications, 2022)

  Population demographics and reproductive performance of Thoroughbred populations have been described, but the most recent assessment of the South African Thoroughbred population was reported two decades ago. Objectives ...
• Clinical course of infection and cross-species detection of equine parvovirus-hepatitis 

  Reinecke, Birthe; Klohn, Mara; Bruggemann, Yannick; Kinast, Volker; Todt, Daniel; Stang, Alexander; Badenhorst, Marcha; Koeppel, Katja Natalie; Guthrie, Alan John; Groner, Ursula; Puff, Christina; De le Roi, Madeleine; Baumgärtner, Wolfgang; Cavalleri, Jessika-M. V.; Steinmann, Eike (MDPI, 2021-08)

  Since its first discovery by Arnold Theiler in 1918, serum hepatitis also known as Theiler’s disease has been reported worldwide, causing idiopathic acute hepatitis and liver failure in horses. Recent studies have suggested ...
• Complete genome sequences of virus strains isolated from bottle A of the South African live attenuated bluetongue virus vaccine 

  Coetzee, Peter; Guthrie, Alan John; Ebersohn, Karen; Maclachlan, James N.; Ismail, Arshad; Van Schalkwyk, Antoinette; Venter, Estelle Hildegard (American Society for Microbiology, 2020-05-28)

  This is a report of the complete genome sequences of plaque-selected isolates of five virus strains included in bottle A of the South African Onderstepoort Biological Products commercial live attenuated bluetongue virus vaccine.
• Evaluating African horse sickness virus in horses and field-caught Culicoides biting midges on the East Rand, Gauteng Province, South Africa 

  Craig, Anthony Francis; Packer, G.C. (Glenn); Guthrie, Alan John; Venter, Estelle Hildegard (Istituto Zooprofilattico Sperimentale dell'Abruzzo e del Molise G. Caporale, 2019)

  A prospective study was undertaken during 2013 and 2014, to determine the prevalence of African horse sickness virus (AHSV) in Culicoides midges and the incidence of infection caused by the virus in 28 vaccinated resident ...
• Direct culture–independent sequence typing of Taylorella equigenitalis obtained from genital swabs and frozen semen samples from South African horses 

  May, Catherine Edith; Guthrie, Alan John; Schulman, M.L. (Martin) (Sage, 2019-09)

  We report herein the use of crude extracts obtained from samples of Taylorella equigenitalis–infected horses for the purpose of multi-locus sequence typing (MLST). Samples (n = 36) were collected from horses in South Africa ...
• 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 ...
• First detection and frequent occurrence of Equine Hepacivirus in horses on the African continent 

  Badenhorst, Marcha; Tegtmeyer, Birthe; Todt, Daniel; Guthrie, Alan John; Feige, Karsten; Campe, Amely; Steinmann Eike; Cavalleri, J.M.V. (Jessika) (Elsevier, 2018-09)

  Since the discovery of equine hepacivirus (EqHV) in 2011, the virus has been detected in horse populations from more than twelve countries across five continents. EqHV seroprevalence has been reported to be as high as 61.8% ...
• A serosurvey of bluetongue and epizootic haemorrhagic disease in a convenience sample of sheep and cattle herds in Zimbabwe 

  Gordon, Stuart J.G.; Bolwell, Charlotte; Rogers, Chris W.; Musuka, Godfrey; Kelly, Patrick; Guthrie, Alan John; Mellor, Philip S.; Chris Hamblin (AOSIS OpenJournals, 2017-11-14)

  A convenience sample of sheep and cattle herds around the cities of Harare, Kwekwe and Bulawayo, located in the Highveld region of Zimbabwe, was used to estimate the seroprevalence and sero-incidence of bluetongue virus ...
• Friends and family : a software program for identification of unrelated individuals from molecular marker data 

  De Jager, G.J. (Deon); Swarts, Petrus; Harper, Cindy Kim; Bloomer, Paulette (Wiley, 2017-11)

  The identification of related and unrelated individuals from molecular marker data is often difficult, particularly when no pedigree information is available and the data set is large. High levels of relatedness or inbreeding ...
• The effect of alphacypermethrin-treated mesh protection against African horse sickness virus vectors on jet stall microclimate, clinical variables and faecal glucocorticoid metabolites of horses 

  Page, Patrick Collin; Ganswindt, Andre; Schoeman, Johan P.; Venter, Gert Johannes; Guthrie, Alan John (BioMed Central, 2017-09-09)

  BACKGROUND : African horse sickness (AHS) is of importance to health and international trade in horses worldwide. During export from and transit through AHS endemic countries or zones, physical and chemical measures ...
• Immunogenicity of plant-produced African horse sickness virus-like particles : implications for a novel vaccine 

  Dennis, Susan J.; Meyers, Ann E.; Guthrie, Alan John; Hitzeroth, Inga I.; Rybicki, Edward P. (Wiley, 2018-02)

  African horse sickness (AHS) is a debilitating and often fatal viral disease affecting horses in much of Africa, caused by the dsRNA orbivirus African horse sickness virus (AHSV). Vaccination remains the single most ...
• The sero-prevalence and sero-incidence of African horse sickness and equine encephalosis in selected horse and donkey populations in Zimbabwe 

  Gordon, Stuart J.G.; Bolwell, Charlotte; Rogers, Chris W.; Musuka, Godfrey; Kelly, Patrick; Guthrie, Alan John; Mellor, Philip S.; Hamblin, Christopher (AOSIS OpenJournals, 2017-05-10)

  Sentinel herds and samples submitted by private equine practitioners were used to determine the sero-prevalence and sero-incidence of African horse sickness virus (AHSV) and equine encephalosis virus (EEV) in horse and ...
• 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 ...
• Specifying and sustaining pigmentation patterns in domestic and wild cats 

  Kaelin, Christopher B.; Xu, Xiao; Hong, Lewis Z.; David, Victor A.; McGowan, Kelly A.; Schmidt-Küntzel, Anne; Roelke, Melody E.; Pino, Javier; Pontius, Joan; Cooper, Gregory M.; Manuel, Hermogenes; Swanson, William F.; Marker, Laurie; Harper, Cindy Kim; Van Dyk, Ann; Yue, Bisong; Mullikin, James C.; Warren, Wesley C.; Eizirik, Eduardo; Kos, Lidia; O’Brien, Stephen J.; Barsh, Gregory S.; Menotti-Raymond, Marilyn (American Association for the Advancement of Science, 2012-09)

  Color markings among felid species display both a remarkable diversity and a common underlying periodicity. A similar range of patterns within domestic cats suggests a conserved mechanism whose appearance can be altered ...
• A PCR-based screening program to assess the prevalence of Taylorella equigenitalis in breeding stallions in South Africa 

  Schulman, M.L. (Martin); May, Catherine Edith; Joone, C.J. (Carolynne); Monyai, Mpho S.; Gerstenberg, C.; Naidoo, R.; Pienaar, J.; Guthrie, Alan John (Elsevier, 2012-11)

  The first outbreak of Contagious Equine Metritis (CEM) due to Taylorella equigenitalis in South Africa was reported to the OIE in May 2011 subsequent to importation of a stallion, the index case. Two additional positive ...
• Missense mutation in the ligand-binding domain of the horse androgen receptor gene in a thoroughbred family with inherited 64,XY (SRY+) disorder of sex development 

  Bolzon, Colin; Joone, C.J. (Carolynne); Schulman, M.L. (Martin); Harper, Cindy Kim; Villagómez, Daniel A.F.; King, W. Allan; Révay, Tamas (Karger, 2016)

  Disorders of sex development (DSD) have long been documented in domestic animal species including horses. However, there is only a single report of an androgen receptor mutation causative of such a DSD syndrome in a horse ...
• Evaluation of microsatellites for common ungulates in the South African wildlife industry 

  Miller, Susan M.; Clarke, Amy B.; Bloomer, Paulette; Guthrie, Alan John; Harper, Cindy Kim (Springer, 2016-09)

  Wildlife is a multi-million dollar industry in South Africa ranging from intensively farmed animals on small properties to free-roaming animals in large functional ecosystems. Specific concerns surrounding the ...
• Single base-pair deletion in ASIP exon 3 associated with recessive black phenotype in impala (Aepyceros melampus) 

  Miller, Susan M.; Guthrie, Alan John; Harper, Cindy Kim (Wiley, 2016-08)

  No abstract is available.
• 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 ...

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