Search Results - "Venter, G. J."

Laboratory and field evaluations of chemical and plant‐derived potential repellents against Culicoides biting midges in northern Spain by GONZÁLEZ, M, VENTER, G. J, LÓPEZ, S, ITURRONDOBEITIA, J. C, GOLDARAZENA, A

“…The efficacy of 23 compounds in repelling Culicoides biting midges (Diptera: Ceratopogonidae), particularly Culicoides obsoletus (Meigen) females, was…”
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Bionomics of Temperate and Tropical Culicoides Midges: Knowledge Gaps and Consequences for Transmission of Culicoides-Borne Viruses by Purse, B.V, Carpenter, S, Venter, G.J, Bellis, G, Mullens, B.A

“…Culicoides midges are abundant hematophagous flies that vector arboviruses of veterinary and medical importance. Dramatic changes in the epidemiology of…”
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Evaluation of light emitting diode suction traps for the collection of livestock‐associated Culicoides species in South Africa by Beer, C. J., Boikanyo, S. N. B., Venter, G. J.

“…Risk analysis of pathogens transmitted by Culicoides (Diptera; Ceratopogonidae) depends on the ability to detect all potential vectors attacking livestock in…”
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Assessment of the Hemotek® system for the in vitro feeding of field‐collected Culicoides imicola (Diptera: Ceratopogonidae) in South Africa by Beer, C. J., Boikanyo, S. N. B., Venter, G. J.

“…The optimising and standardisation of in vitro blood feeding protocols for field‐collected Culicoides species (Diptera: Ceratopogonidae) will be of essence for…”
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Comparison of the efficiency of the Onderstepoort‐ and Centres for Disease Control ultraviolet light traps for the collection of livestock associated Culicoides species in South Africa by Venter, G. J., Sebitsang, S. S., Swart, V. R., Boikanyo, S. N. B., Beer, C. J.

“…Comparative monitoring of the abundance and distribution of Culicoides biting midges (Diptera: Ceratopogonidae), the biological vectors of the causative agents…”
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Bloodmeal analysis in Culicoides midges collected near horses, donkeys and zebras in the Eastern Cape, South Africa by Riddin, M. A., Venter, G. J., Labuschagne, K., Villet, M. H.

“…An upsurge in African horse sickness (AHS) in the Eastern Cape, South Africa, from 2006 led to an epidemiological reassessment of the disease there. Light…”
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Culicoides species as potential vectors of African horse sickness virus in the southern regions of South Africa by Riddin, M. A., Venter, G. J., Labuschagne, K., Villet, M. H.

“…African horse sickness (AHS), a disease of equids caused by the AHS virus, is of major concern in South Africa. With mortality reaching up to 95% in…”
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Vector competence of South African Culicoides species for bluetongue virus serotype 1 (BTV-1) with special reference to the effect of temperature on the rate of virus replication in C. imicola and C. bolitinos by Paweska, J. T., Venter, G. J., Mellor, P. S.

“… The oral susceptibility of 22 South African livestock associated Culicoides species to infection with bluetongue virus serotype 1 (BTV‐1) and its replication…”
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The applicability of spectrophotometry for the assessment of blood meal volume inartificially fed Culicoides imicola in South Africa by Beer, C. J., Boikanyo, S. N. B., Venter, G. J., Mans, B.

“… The volume of the blood meal of haematophagous insects will determine the number of infective particles taken up during feeding and may as such denote the…”
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The efficiency of light‐emitting diode suction traps for the collection of South African livestock‐associated Culicoides species by Venter, G. J., Boikanyo, S. N. B., De Beer, C. J.

“…Culicoides biting midges (Diptera: Ceratopogonidae) are vectors of a range of orbiviruses that cause important veterinary diseases such as bluetongue and…”
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comparison of the susceptibility of Culicoides imicola and C. bolitinos to oral infection with eight serotypes of epizootic haemorrhagic disease virus by Paweska, J.T, Venter, G.J, Hamblin, C

“…The mechanisms involved in introduction, maintenance and perpetuation of epizootic haemorrhagic disease virus (EHDV) in South Africa are not fully understood…”
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Evaluation and improvement of sticky traps as monitoring tools for Glossina austeni and G. brevipalpis (Diptera: Glossinidae) in north-eastern KwaZulu-Natal, South Africa by Green, K Kappmeier, Venter, G J

“…The attractiveness of various colours, colour combinations and sizes of sticky traps of the 3-dimensional trap (3DT), cross-shaped target (XT), rectangular…”
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An alternative method of blood-feeding Culicoides imicola and other haematophagous Culicoides species for vector competence studies by Venter, G.J., Paweska, J.T., Lunt, H., Mellor, P.S., Carpenter, S.

“…The use of cotton wool pads saturated with blood/virus mixture for oral infection attempts was compared to membrane feeding for the assessment of vector…”
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Evidence of African horse sickness virus infection of Equus zebra hartmannae in the south‐western Khomas Region, Namibia by Becker, E., Venter, G. J., Greyling, T., Molini, U., Hamburg, H.

“…Summary Equine mortalities suspected to be due to African horse sickness (AHS) were reported from the arid Khomas Region, Namibia, in 2008. The area was…”
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The attraction range of the Onderstepoort 220 V light trap for Culicoides biting midges as determined under South African field conditions by Venter, G J, Majatladi, D M, Labuschagne, K, Boikanyo, SNB, Morey, L

“…Despite some limitations suction light traps are the primary tools used for the collection of Culicoides species (Diptera: Ceratopogonidae). The range of…”
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Oral susceptibility of South African Culicoides species to live-attenuated serotype-specific vaccine strains of African horse sickness virus (AHSV) by Paweska, J.T, Prinsloo, S, Venter, G.J

“…  The oral susceptibility of livestock‐associated South African Culicoides midges (Diptera: Ceratopogonidae) to infection with the tissue culture‐attenuated…”
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Comparison of the efficiency of five suction light traps under field conditions in South Africa for the collection of Culicoides species by Venter, G.J., Labuschagne, K., Hermanides, K.G., Boikanyo, S.N.B., Majatladi, D.M., Morey, L.

“…Culicoides biting midges (Diptera: Ceratopogonidae) are involved in the transmission of a variety of pathogens, the economically most important being the…”
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Determination of the oral susceptibility of South African livestock-associated biting midges, Culicoides species, to bovine ephemeral fever virus by Venter, G.J, Hamblin, C, Paweska, J.T

“…  A total of 10 607 Culicoides midges (Diptera: Ceratopogonidae) were fed on either sheep or horse blood containing not less than 6.5 log10 TCID50/ml of…”
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Vector competence of Culicoides species and the seroprevalence of homologous neutralizing antibody in horses for six serotypes of equine encephalosis virus (EEV) in South Africa by Paweska, J.T, Venter, G.J

“…Field-collected Culicoides species (Diptera: Ceratopogonidae) were fed on horse blood-virus mixtures containing one of the six serotypes of equine encephalosis…”
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African horse sickness epidemiology: vector competence of South African Culicoides species for virus serotypes 3, 5 and 8 by Venter, G. J., Graham, S. D., Hamblin, C.

“…Summary The oral susceptibilities of 17 Culicoides species to infection with African horse sickness virus (AHSV) serotypes 3, 5 and 8 were determined by…”
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