• Risk factors for zoonotic tuberculosis at the wildlife–livestock–human interface in South Africa 

  Sichewo, Petronillah Rudo; Michel, Anita Luise; Musoke, Jolly; Etter, Eric Marcel Charles (MDPI, 2019-07-14)

  A cross-sectional study was conducted to investigate the risk factors associated with zoonotic tuberculosis in humans and its transmission to people living at the wildlife–livestock–human interface. A questionnaire was ...
• Spatial and seasonal patterns of FMD primary outbreaks in cattle in Zimbabwe between 1931 and 2016 

  Guerrini, Laure; Pfukenyi., Davies Mubika; Etter, Eric Marcel Charles; Bouyer, Jeremy; Njagu, Chenjerai; Ndhlovu, Felistas; Bourgarel, Mathieu; De Garine‑Wichatitsky, Michel; Foggin, Chris; Grosbois, Vladimir; Caron, Alexandre (BioMed Central, 2019-09)

  Foot and mouth disease (FMD) is an important livestock disease impacting mainly intensive production systems. In southern Africa, the FMD virus is maintained in wildlife and its control is therefore complicated. However, ...
• Seroprevalence and characterization of Brucella species in cattle slaughtered at Gauteng abattoirs, South Africa 

  Kolo, Francis Babaman; Adesiyun, Abiodun Adewale; Fasina, Folorunso Oludayo; Katsande, Charles T.; Dogonyaro, Banenat Bajehson; Potts, Andrew; Matle, Itumeleng; Gelaw, Awoke K.; Van Heerden, Henriette (Wiley, 2019-11)

  BACKGROUND: Brucellosis is an infectious and contagious zoonotic bacterial disease of both humans and animals. In developing countries where brucellosis is endemic, baseline data on the prevalence of brucellosis, using ...
• Characterization of metabolic and inflammatory profiles of transition dairy cows fed an energy-restricted diet 

  Esposito, Giulia; Raffrenato, Emiliano; Lukamba, Somwe D.; Adnane, Mounir; Irons, Pete Charles; Cormican, Paul; Tasara, Taurai; Chapwanya, Aspinas (American Society of Animal Science, 2020-01-09)

  Periparturient diseases of dairy cows are caused by disproportionate energy metabolism, mineral imbalance, and perturbed immune function. The aim of the present study was to characterize metabolism, innate immune endometrial ...
• Compared to etorphine–azaperone, the ketamine–butorphanol–medetomidine combination is also effective at immobilizing zebra (Equus zebra) 

  Stemmet, Gideon P.; Meyer, L.C.R. (Leith Carl Rodney); Bruns, Angela; Buss, Peter; Zimmerman, David; Koeppel, Katja; Zeiler, Gareth Edward (Elsevier, 2019-07)

  Please read abstract in the article.
• Post-outbreak African horse sickness surveillance : a scenario tree evaluation in South Africa’s controlled area 

  Grewar, John Duncan; Porphyre, Thibaud; Sergeant, Evan S.; Weyer, Camilla Theresa; Thompson, P.N. (Peter N.) (Wiley, 2020-04)

  An African horse sickness (AHS) outbreak occurred in March and April 2016 in the controlled area of South Africa. This extended an existing trade suspension of live equids from South Africa to the European Union. In the ...
• Continuing evolution of H6N2 influenza a virus in South African chickens and the implications for diagnosis and control 

  Abolnik, Celia; Strydom, Christine; Rauff, Dionne Linda; Wandrag, D.B.R. (Daniel); Petty, Deryn (BioMed Central, 2019-12-18)

  BACKGROUND : The threat of poultry-origin H6 avian influenza viruses to human health emphasizes the importance of monitoring their evolution. South Africa’s H6N2 epidemic in chickens began in 2001 and two co-circulating ...
• Outbreaks of Clade 2.3.4.4 H5N8 highly pathogenic avian influenza in 2018 in the northern regions of South Africa were unrelated to those of 2017 

  Abolnik, Celia (Wiley, 2020)

  Asian‐origin H5N8 highly pathogenic avian influenza (HPAI) viruses of the H5 Goose/Guangdong/96 lineage, clade 2.3.4.4 group B, reached South Africa by June 2017. By the end of that year, 5.4 million layers and broiler ...
• Neutralizing antibodies against Rift Valley fever virus in wild antelope in far northern KwaZulu-Natal, South Africa, indicate recent virus circulation 

  Van den Bergh, Carien; Venter, Estelle Hildegard; Swanepoel, Robert; Hanekom, Catharine C.; Thompson, P.N. (Peter N.) (Wiley, 2020-01)

  Rift Valley fever (RVF) is a zoonotic viral disease of domestic ruminants in Africa and the Arabian Peninsula caused by a mosquito‐borne Phlebovirus. Outbreaks in livestock and humans occur after heavy rains favour breeding ...
• Occurrence and antimicrobial resistance profiles of Campylobacter jejuni, Campylobacter coli, and Campylobacter upsaliensis in beef cattle on cow-calf operations in South Africa 

  Karama, Musafiri; Kambuyi, Katembue; Cenci-Goga, Beniamino T.; Malahlela, M.N. (Mogaugedi); Jonker, Annelize; He, Cheng; Ombui, Jackson; Tshuma, Takula; Etter, Eric Marcel Charles; Kalake, Alan (Mary Ann Liebert , 2020-01)

  This study investigated occurrence and antimicrobial resistance profiles of Campylobacter spp. isolates in beef cattle on five cow–calf operations in South Africa. A total of 537 fecal samples from adult beef cattle (n = 435) ...
• Climatic and regional antibiotic resistance patterns of Staphylococcus aureus in South African dairy herds 

  Karzis, Joanne; Petzer, Inge-Marie; Donkin, Edward Francis; Naidoo, Vinny; Etter, Eric Marcel Charles (AOSIS OpenJournals, 2019-07-10)

  South Africa is a large country of approximately 1.22 million km2, made up of nine provinces with three climatic zones. Farming in the country is mostly defined by regional differences. Of the different organisms isolated ...
• Efficacy of a plant-produced virus-like particle vaccine in chickens challenged with Influenza A H6N2 virus 

  Smith, Tanja; O’Kennedy, Martha M.; Wandrag, D.B.R. (Daniel); Adeyemi, Modupeore; Abolnik, Celia (Wiley Open Access, 2020-02)

  The efficacy, safety, speed, scalability and cost-effectiveness of producing hemagglutinin-based virus-like particle (VLP) vaccines in plants are well-established for human influenza, but untested for the massive poultry ...
• A clinical and pathological description of 320 cases of naturally acquired Babesia rossi infection in dogs 

  Leisewitz, Andrew L.; Goddard, Amelia; Clift, Sarah J.; Thompson, P.N. (Peter N.); De Gier, Jill; Van Engelshoven, J.M.A.J.A.J. (Jessica); Schoeman, Johan P. (Elsevier, 2019-07)

  Babesia rossi causes the most severe clinical disease in dogs of all the babesia parasites. We included 320 naturally-infected dogs that presented for care at the Onderstepoort Veterinary Academic Hospital between 2006 and ...
• Radiography is less sensitive relative to CT for detecting thoracic radiographic changes in dogs affected by blunt trauma secondary to a motor vehicle accident 

  Dancer, Sumari C.; Le Roux, Christelle; Fosgate, Geoffrey T.; Kirberger, Robert M. (Wiley, 2019-11)

  Thoracic injuries caused by blunt trauma are commonly encountered emergencies in veterinary medicine. However, published studies are lacking that compare radiology to CT in blunt trauma caused by motor vehicle accidents ...
• Use of gonadotropin releasing hormone (GnRH) vaccines for behavioural and reproductive control in managed Asian elephant Elephas maximus and African elephant Loxodonta africana populations 

  Lueders, Imke; Oerke, A.-K.; Knauf-Witzens, T.; Young, D.; Bertschinger, H.J. (Hendrik Jan) (Wiley, 2019-07)

  Because of their size and reproductive anatomy, surgical castration is not a practical option in adult elephants. However, similar to other species in human care, the effects of gonadectomy are desired in specific situations. ...
• 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 ...
• Antimicrobial resistance patterns and biofilm formation of coagulase-negative Staphylococcus species isolated from subclinical mastitis cow milk samples submitted to the Onderstepoort Milk Laboratory 

  Phophi, Lufuno; Petzer, Inge-Marie; Qekwana, Daniel Nenene (BioMed Central, 2019-11-26)

  BACKGROUND : Increased prevalence of antimicrobial resistance, treatment failure, and financial losses have been reported in dairy cows with coagulase-negative Staphylococcus (CoNS) clinical mastitis, however, studies on ...
• Lesions and cellular tropism of natural Rift Valley fever virus infection in young lambs 

  Odendaal, Lieza; Davis, A.S. (Sally); Fosgate, Geoffrey T.; Clift, Sarah J. (Sage, 2020-01)

  A clear distinction can be made regarding the susceptibility to and the severity of lesions in young lambs when compared to adult sheep. In particular, there are important differences in the lesions and tropism of Rift ...
• Establishing post‐outbreak freedom from African horse sickness virus in South Africa's surveillance zone 

  Grewar, John Duncan; Sergeant, Evan S.; Weyer, Camilla Theresa; Van Helden, Lesley Susan; Parker, Beverley Joan; Anthony, Tasneem; Thompson, P.N. (Peter N.) (Wiley, 2019-11)

  An African horse sickness (AHS) outbreak occurred in South Africa's AHS controlled area in autumn 2016. A freedom from disease survey was performed to establish the likelihood of ongoing circulation of the associated virus ...
• 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 ...

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