Please be advised that the site will be down for maintenance on Sunday, September 1, 2024, from 08:00 to 18:00, and again on Monday, September 2, 2024, from 08:00 to 09:00. We apologize for any inconvenience this may cause.
Browsing 1993 Onderstepoort Journal of Veterinary Research, Volume 60, 1993 by Type "Article"
-
Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Gascoyne, S.C.; King, A.A.; Laurenson, M.K.; Borner, M.; Schildger, B.; Barrat, J.; Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Lycaon pictus is amongst the most endangered wildlife species in Africa. In 1990 rabies virus was isolated
from the brain of an adult Lycaon found dead in the Serengeti region of Tanzania. One adult and
six pups of the ...
-
Linhart, S.B.; Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Current efforts to develop oral rabies vaccine baits for domestic dogs are reviewed and new materials
(bait matrices, additives, vaccine containers, vaccine modification) for improving bait acceptance and
vaccine delivery ...
-
Maas, B.; Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
This paper provides a brief introduction into some aspects of bat-eared fox biology and social organization
that is important to understanding rabies transmission and disease management in susceptible
wildlife species ...
-
McKenzie, Andrew Alec; Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
The black-backed jackal is represented in rabies records from southern Africa and is suspected of playing
an important role in the disease in this region. The basic biology of the species suggests that it does have
certain ...
-
Thomson, G.R. (Gavin); King, A.A.; Meredith, C.D.; Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Pretoria : Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Historical records suggest that in South Africa rabies was present in viverrids in the early 1800s. In
the early 1950s a wave of canine rabies spread from Namibia through Botswana into the northern Transvaal
and by 1961 ...
-
Barnard, B.J.H.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
In the Kruger National Park 75% of zebra foals are born in October-March and they lose their passive immunity against African horsesickness virus (AHSV) when they are 5-6 months old. One month later
infection with different ...
-
Winterbach, Hanlie Evelyn Kathleen; Petzer, Inge-Marie; Apps, P.J.; Giesecke, W.H.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Milk samples were taken daily or twice weekly, and blood samples twice weekly, from six clinically healthy
dairy cows. Acetone concentration was determined by a new headspace gas-chromatographic method
that proved to be ...
-
Perry, B.D. (Brian D.), 1946-; Wandeler, A.I. (Alexander I.); Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Dog rabies control relies principally on the mass immunization of dogs in order to achieve population immunity levels sufficient to inhibit rabies transmission. In Africa, such high levels of population immunity are rarely ...
-
Keirans, J.E.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Presented is a diagnosis of the male, female and nymph of Dermacentor rhinocerinus, and the first
description of the larval stage. Adult Dermacentor rhinocerinus parasitize both the black rhinoceros,
Diceros bicornis, ...
-
Venter, Estelle Hildegard; Van der Lugt, Jaco J.; Gerdes, Gertruida Hermanna; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Two radiolabelled complementary DNA (eDNA) probes (1663 bp and 200 bp res pectively) were prepared from the genome segment that encodes the non-structural protein 1 (NS1) of bluetongue virus serotype 4 (BTV4). The probes ...
-
Perry, B.D. (Brian D.), 1946-; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
With an apparent decline in rabies vaccination coverage in dog populations in many parts of eastern
and southern Africa, consideration should be given to more effective targeting of rabies vaccination
to protect those ...
-
De Balogh, K.K.I.M.; Wandeler, A.I. (Alexander I.); Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Meslin, Francois-Xavier; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Characteristics of dog populations and their accessibility for rabies vaccination were compared in an urban
and a semi-rural area in Zambia. A total of 1190 households were interviewed. In the urban study area
(Mutendere, ...
-
Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Kitala, P.M.; McDermott, J.J.; Kyule, M.N.; Cathuma, J.M.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
A random sample of households in Machakos District of Kenya was surveyed using personal interviews to determine features of dog ecology relevant to the spread of rabies. A mean of 1,35 dogs/household, a dog to person ratio ...
-
Horak, Ivan Gerard; Braack, L.E.O.; Louw, J.P.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
A total of 380 scrub hares (Lepus saxatilis) from 5 localities, ranging from the north-eastern Transvaal to the eastern and the south-western Cape Province of South Africa, were examined for fleas and lice.
Ctenocephalides ...
-
Michel, Anita Luise; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Two WC 11 specific DNA fragments, 3 kb and 2 kb in size, respectively, were cloned and evaluated
as probes for their use in diagnostic and epidemiological investigations of malignant catarrhal fever
(MCF). Field specimens ...
-
Huchzermeyer, Fritz W.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
An annotated host-parasite list of the blood parasites of domestic poultry in sub-Saharan Africa is
presented. This list contains the haematozoa found in domestic waterfowl (ducks, geese and muscovies)
and phasianids ...
-
Prozesky, Leon; Trichard, C.J.V.; Jordaan, P.; Jacobsz, Elsie P.; Henton, Marijke M.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Clinical ulcerative balanoposthitis and vulvovaginitis was experimentally reproduced in 14 sheep
infected with a Mycoplasma mycoides mycoides LC field strain, isolated from the Straussheim Dorper stud. The study encompassed ...
-
Du Plessis, J.L.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
Homologous immune sheep serum inhibits the infectivity of mice for the Kumm stock of Cowdria
ruminantium in an in vitro test. The presence of complement and an optimal ratio between the reagents
are of cardinal importance. ...
-
Horak, Ivan Gerard; Louw, J.P.; Meyer, Santa; Price, R.D.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)
A total of 234 helmeted guineafowls, Numida meleagris coronata , were examined for lice at five localities
in South Africa. These were the Mountain Zebra National Park in the eastern Karoo, Cape Province; the
Andries ...
-
Anonymous; Rabies in Southern and Eastern Africa. Workshop. (1993, Pretoria, South Africa); Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1993)