Browsing Research Articles (Equine Research Centre) by Issue Date

Browsing Research Articles (Equine Research Centre) by Issue Date

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  • Holm, D.E. (Dietmar Erik); Van Wilpe, Erna; Harper, Cindy Kim; Duncan, N.M. (Neil) (South African Veterinary Association, 2008-03)
    Dermatosparaxis is a heritable collagen dysplasia causing skin extensibility and fragility. In Belgian Blue cattle this mutation has been described as a 3 base pair (bp) change followed by a 17 bp deletion in the gene ...
  • Howell, P.G.; Nurton, Jane P.; Nel, Daleen; Lourens, Carina W.; Guthrie, Alan John (Agricultural Research Council, ARC-OVI and the University of Pretoria, 2008-06)
    Cohorts of yearlings were sampled over a period of 6 years in a retrospective serological survey to establish the annual prevalence of serotype specific antibody to equine encephalosis virus on Thoroughbred stud farms ...
  • Peppin, Lindsay; McEwing, Ross; Ogden, Rob; Hermes, Robert; Harper, Cindy Kim; Guthrie, Alan John; Carvalho, Gary R. (Springer, 2009-04)
    We report the development of a fast and reliable PCR-based method for sex identification of African Rhinoceros (Ceratotherium simum and Diceros bicornis) that could easily be incorporated into fluorescent short tandem ...
  • Guthrie, Alan John; Quan, Melvyn; Lourens, Carina W.; Audonnet, Jean-Christophe; Minke, Jules M.; Yao, Jiansheng; He, Ling; Nordgren, Robert; Gardner, Ian A.; MacLachlan, N.J. (James) (Elsevier, 2009-07)
    We describe the development and preliminary characterization of a recombinant canarypox virus vectored (ALVAC®) vaccine for protective immunization of equids against African horse sickness virus (AHSV) infection. Horses ...
  • Hinchcliff, Kenneth W.; Morley, Paul S.; Guthrie, Alan John (American Veterinary Medical Association, 2009-07)
    OBJECTIVE: To evaluate the efficacy of furosemide for prevention of exercise-induced pulmonary hemorrhage (EIPH) in Thoroughbred racehorses under typical racing conditions. DESIGN: Randomized, placebo-controlled, blinded, ...
  • Sanz, Macarena G.; Sellon, Debra C.; Cary, Julie A.; Hines, Melissa T.; Farnsworth, Kelly D. (American Veterinary Medical Association, 2009-11)
    OBJECTIVE: To compare the analgesic efficacy of administration of butorphanol tartrate, phenylbutazone, or both drugs in combination in colts undergoing routine castration. DESIGN: Randomized controlled clinical ...
  • Grewar, John Duncan; Allen, J.G.; Guthrie, Alan John (South African Veterinary Association, 2009-12)
    An outbreak of annual ryegrass toxicity occurred on a Thoroughbred stud in Ceres in the Western Cape Province of South Africa. This is the 1st report of annual ryegrass toxicity in horses in South Africa, although the ...
  • MacLachlan, N.J. (James); Guthrie, Alan John (INRA / EDP Sciences, 2010-01)
    Arthropod-transmitted viruses (Arboviruses) are important causes of disease in humans and animals, and it is proposed that climate change will increase the distribution and severity of arboviral diseases. Orbiviruses are ...
  • Sasidharan, Sooryakanth P.; Ludwig, Anette; Harper, Cindy Kim; Moodley, Yoshan; Bertschinger, H.J. (Hendrik Jan); Guthrie, Alan John; Somers, Michael J. (Southern African Wildlife Management Association, 2011-04)
    In recent years, South African conservation officials have noted the appearance of sarcoid tumour-like growths in Cape mountain zebra (Equus zebra zebra) populations. In domestic horses (Equus ferus caballus), a genetic ...
  • Scheffer, Elizabeth G.; Venter, Gert J.; Joone, Christopher; Osterrieder, Nikolaus; Guthrie, Alan John (Agricultural Research Council, ARC-OVI and the University of Pretoria, 2011-11-11)
    Despite its important role as vector for African horse sickness virus (AHSV), very little information is available on the dissemination of this virus in Culicoides (Avaritia) imicola Kieffer (Diptera: Ceratopogonidae). ...
  • Mayo, Christie E.; Barker, Christopher M.; Mullens, Bradley A.; Gerry, Alec C.; Mertens, Peter P.C.; Maan, Sushila; Maan, Narender; Gardner, Ian A.; Guthrie, Alan John; MacLachlan, N.J. (James) (Elsevier, 2012-06)
    Bluetongue (BT) is an important viral disease of ruminants that is transmitted by hematophagous Culicoides midges. We examined the seasonal patterns of abundance and infection of Culicoides sonorensis at four dairy farms ...
  • 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 ...
  • Ueti, Massaro W.; Mealey, Robert H.; Kappmeyer, Lowell S.; White, Stephen N.; Kumpula-McWhirter, Nancy; Pelzel, Angela M.; Grause, Juanita F.; Bunn, Thomas O.; Schwartz, Andy; Traub-Dargatz, Josie L.; Hendrickson, Amy; Espy, Benjamin; Guthrie, Alan John; Fowler, W. Kent; Knowles, Donald P. (Public Library of Science, 2012-09-06)
    Arthropod-borne apicomplexan pathogens that cause asymptomatic persistent infections present a significant challenge due to their life-long transmission potential. Although anti-microbials have been used to ameliorate ...
  • 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 ...
  • Kutscha, J.; Sutton, D.G.M.; Preston, T.; Guthrie, Alan John (Wiley-Blackwell, 2012-11-27)
    Reasons for performing study: Imidocarb dipropionate is the drug of choice for equine piroplasmosis, but its administration causes severe colic and diarrhoea. An imidocarb protocol that reduces these signs is ...
  • 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 ...
  • 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 ...
  • Schulman, M.L. (Martin); Botha, A.E.; Muenscher, Stefanie B.; Annandale, C.H. (Cornelius Henry); Guthrie, Alan John; Bertschinger, H.J. (Hendrik Jan) (Wiley-Blackwell, 2013-01)
    Reasons for performing study: Active immunisation against gonadotrophin-releasing hormone (GnRH) provides a reversible method for control of oestrous behaviour and fertility in mares. Previous reports failed to demonstrate ...
  • Packer, C.; Loveridge, A.; Canney, S.; Caro, T.; Garnett, S.T.; Pfeifer, Marion; Zander, K.K.; Swanson, A.; MacNulty, D.; Balme, Guy Andrew; Bauer, H.; Begg, C.M.; Begg, K.S.; Bhalla, S.; Bissett, C.; Bodasing, T.; Brink, H.; Burger, A.; Burton, A.C.; Clegg, B.; Dell, S.; Delsink, Audrey K.; Dickerson, T.; Dloniak, S.M.; Druce, D.; Frank, L.; Funston, Paul J.; Gichohi, N.; Groom, R.J. (Rosemary); Hanekom, C.; Heath, B.; Hunter, Luke T.B.; De Iongh, Hans H.; Joubert, C.J.; Kasiki, S.M.; Kissui, B.; Knocker, W.; Leathem, B.; Lindsey, Peter Andrew; MacLennan, S.D.; McNutt, J.W.; Miller, Susan M.; Naylor, S.; Nel, P.; Ng'weno, C.; Nicholls, K.; Ogutu, J.O.; Okot-Omoya, E.; Patterson, B.D.; Plumptre, A.; Salerno, J.; Skinner, K.; Slotow, Robert; Sogbohossou, E.A.; Stratford, K.J.; Winterbach, Christiaan W.; Winterbach, H.E.K. (Hanlie Evelyn Kathleen); Polasky, S. (Wiley-Blackwell, 2013-05)
    Conservationists often advocate for landscape approaches to wildlife management while others argue for physical separation between protected species and human communities, but direct empirical comparisons of these alternatives ...
  • Gordon, Stuart; Bolwell, Charlotte; Rogers, Chris; Guthrie, Alan John; Magunda, Forgivemore; Hove, Petronella (AOSIS Open Journals, 2013-05-24)
    A study of the prevalence of African horse sickness in horses was conducted, using records from two private equine practices in Harare for the period 1998–2004. Results indicated a higher prevalence of the disease in ...