Barend L Penzhorn

Summary

Affiliation: University of Pretoria
Country: South Africa

Publications

  1. ncbi request reprint Feline babesiosis in South Africa: a review
    Banie L Penzhorn
    Department of Veterinary Tropical Diseases and Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, 0110, South Africa
    Ann N Y Acad Sci 1026:183-6. 2004
  2. ncbi request reprint Autochthonous canine babesiosis in The Netherlands
    Tshepo P Matjila
    Division of Parasitology and Tropical Veterinary Medicine, Faculty of Veterinary Medicine, Utrecht University, The Netherlands
    Vet Parasitol 131:23-9. 2005
  3. pmc Identification of a novel Babesia sp. from a sable antelope (Hippotragus niger Harris, 1838)
    Marinda C Oosthuizen
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    J Clin Microbiol 46:2247-51. 2008
  4. doi request reprint Confirmation of occurrence of <i>Babesia vogeli</i> in a dog in Windhoek, central Namibia
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, University of Pretoria
    J S Afr Vet Assoc 87:e1-e3. 2016
  5. pmc Occurrence of tick-transmitted pathogens in dogs in Jos, Plateau State, Nigeria
    Mathew Adamu
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Pretoria, South Africa
    Parasit Vectors 7:119. 2014
  6. pmc Vector-borne diseases--constant challenge for practicing veterinarians: recommendations from the CVBD World Forum
    Gad Baneth
    Koret School of Veterinary Medicine, The Robert H Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem Rehovot, Israel
    Parasit Vectors 5:55. 2012
  7. ncbi request reprint Black rhinoceros (Diceros bicornis) populations in northwestern Namibia are apparently not infected with piroplasms
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, South Africa
    J Wildl Dis 44:1032-5. 2008
  8. ncbi request reprint Babesiosis of wild carnivores and ungulates
    Banie L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Vet Parasitol 138:11-21. 2006
  9. pmc Why is Southern African canine babesiosis so virulent? An evolutionary perspective
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, Republic of South Africa
    Parasit Vectors 4:51. 2011
  10. doi request reprint Sequence heterogeneity in the 18S rRNA gene within Theileria equi and Babesia caballi from horses in South Africa
    Raksha Bhoora
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Vet Parasitol 159:112-20. 2009

Collaborators

  • Marinda C Oosthuizen
  • Frans Jongejan
  • Anna Mari Bosman
  • Ivan G Horak
  • Paul Tshepo Matjila
  • Alan J Guthrie
  • Erich Zweygarth
  • Tanya Schoeman
  • Linda S Jacobson
  • Erik Teske
  • Raksha Bhoora
  • Basil A Allsopp
  • Ard M Nijhof
  • Habib Golezardy
  • Richard E J Burroughs
  • Mathew Adamu
  • Gad Baneth
  • Edward K Kariuki
  • Tshepo P Matjila
  • Nancy Barker
  • Ingrid Wiesel
  • Ilse Vorster
  • Milana Troskie
  • David O Oshadu
  • Dikeledi P Malatji
  • Volkhard Kempf
  • Ronan Fitzgerald
  • Torsten Naucke
  • Laia Solano-Gallego
  • Guadalupe Miró
  • Gaetano Oliva
  • Uwe Truyen
  • Angel Sainz
  • Sungshik Shin
  • Jean Pierre Dedet
  • Filipe Dantas-Torres
  • Dorothee Stanneck
  • Gerhard Dobler
  • Peter Irwin
  • Norbert Mencke
  • Michael Lappin
  • Cristiano von Simson
  • Klemens Krieger
  • Thierry Demonceau
  • Diego Gatti
  • Stefan Pachnicke
  • - CVBD World Forum
  • Xavier Roura
  • Ricardo Maggi
  • Edward Breitschwerdt
  • Joe Hostetler
  • Domenico Otranto
  • Cláudio Mendão
  • Bob Rees
  • Reinhard Straubinger
  • Susan Little
  • Lluis Ferrer
  • Alexander Trees
  • Luis Cardoso
  • Martin Pfeffer
  • Rebecca Traub
  • Sarah Weston
  • Bruce Kilmer
  • Susanne Siebert
  • Susan Shaw
  • Dwight Bowman
  • Lourdes Mottier
  • Patrick Bourdeau
  • Babara Kohn
  • Gilles Bourdoiseau
  • Gioia Capelli
  • Michael Day
  • Montserrat Tarancón Mingote
  • Dirk Houwers
  • Amar Taoufik
  • Thamar de Lange

Detail Information

Publications20

  1. ncbi request reprint Feline babesiosis in South Africa: a review
    Banie L Penzhorn
    Department of Veterinary Tropical Diseases and Companion Animal Clinical Studies, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, 0110, South Africa
    Ann N Y Acad Sci 1026:183-6. 2004
    ..The drug of choice is primaquine phosphate, which effects a clinical cure but does not sterilize the infection. Repeated or chronic therapy may be required...
  2. ncbi request reprint Autochthonous canine babesiosis in The Netherlands
    Tshepo P Matjila
    Division of Parasitology and Tropical Veterinary Medicine, Faculty of Veterinary Medicine, Utrecht University, The Netherlands
    Vet Parasitol 131:23-9. 2005
    ..Nineteen animals recovered after treatment, whereas four dogs died. Adult Dermacentor reticulatus ticks collected from these dogs indicate that canine babesiosis could become endemic in The Netherlands...
  3. pmc Identification of a novel Babesia sp. from a sable antelope (Hippotragus niger Harris, 1838)
    Marinda C Oosthuizen
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    J Clin Microbiol 46:2247-51. 2008
    ..sable) DNA. In summary, we identified a novel piroplasm parasite from a sable antelope that died from an unknown illness. While the parasite was observed in blood smears, there is no direct evidence that it was the cause of death...
  4. doi request reprint Confirmation of occurrence of <i>Babesia vogeli</i> in a dog in Windhoek, central Namibia
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, University of Pretoria
    J S Afr Vet Assoc 87:e1-e3. 2016
    ..vogeli-specific probe, but not with the Babesia canis- and B. rossi-specific probes. Although attempts at cloning and sequencing of the full-length 18S rRNA gene were unsuccessful, we can confirm that B. vogeli occurs in central Namibia...
  5. pmc Occurrence of tick-transmitted pathogens in dogs in Jos, Plateau State, Nigeria
    Mathew Adamu
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Pretoria, South Africa
    Parasit Vectors 7:119. 2014
    ..In B. rossi-positive specimens, we aimed to determine whether the BrEMA1 gene occurred and to compare genotypes with those found in other isolates. Lastly, we wished to identify the tick species that were recovered from the sampled dogs...
  6. pmc Vector-borne diseases--constant challenge for practicing veterinarians: recommendations from the CVBD World Forum
    Gad Baneth
    Koret School of Veterinary Medicine, The Robert H Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem Rehovot, Israel
    Parasit Vectors 5:55. 2012
    ..As a result of these discussions, we, the members of the CVBD Forum have developed the following recommendations to veterinarians for the management of CVBDs...
  7. ncbi request reprint Black rhinoceros (Diceros bicornis) populations in northwestern Namibia are apparently not infected with piroplasms
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, South Africa
    J Wildl Dis 44:1032-5. 2008
    ..The animals were sparsely infested with ticks. In the absence of suitable prophylactic measures, naïve rhinoceroses would be at risk if translocated to Babesia-endemic areas...
  8. ncbi request reprint Babesiosis of wild carnivores and ungulates
    Banie L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Vet Parasitol 138:11-21. 2006
    ..This could have major implications for ex situ conservation programmes aimed at bolstering natural wildlife populations...
  9. pmc Why is Southern African canine babesiosis so virulent? An evolutionary perspective
    Barend L Penzhorn
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, Republic of South Africa
    Parasit Vectors 4:51. 2011
    ....
  10. doi request reprint Sequence heterogeneity in the 18S rRNA gene within Theileria equi and Babesia caballi from horses in South Africa
    Raksha Bhoora
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Vet Parasitol 159:112-20. 2009
    ..caballi is required prior to the development of molecular diagnostic tests to detect these parasites in horses. Species-specific probes must be in designed in regions of the gene that are both conserved within and unique to each species...
  11. doi request reprint Identification of novel Babesia and Theileria species in South African giraffe (Giraffa camelopardalis, Linnaeus, 1758) and roan antelope (Hippotragus equinus, Desmarest 1804)
    Marinda C Oosthuizen
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Vet Parasitol 163:39-46. 2009
    ..Although parasites were observed in blood smears, there is no direct evidence that piroplasmosis caused the death of five giraffe, although it certainly seems to be likely...
  12. pmc Babesia lengau associated with cerebral and haemolytic babesiosis in two domestic cats
    Anna Mari Bosman
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa
    Parasit Vectors 6:128. 2013
    ..Babesia lengau, recently described from asymptomatic cheetahs, has now possibly been incriminated as the causative agent in two severe clinical cases in domestic cats...
  13. doi request reprint Genetic diversity of piroplasms in plains zebra (Equus quagga burchellii) and Cape mountain zebra (Equus zebra zebra) in South Africa
    Raksha Bhoora
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X4, Onderstepoort 0110, South Africa
    Vet Parasitol 174:145-9. 2010
    ..The occurrence of previously unrecognized sequence variation could pose a potential problem in the implementation of diagnostic tests targeting the 18S rRNA gene...
  14. pmc Babesia lengau sp. nov., a novel Babesia species in cheetah (Acinonyx jubatus, Schreber, 1775) populations in South Africa
    Anna Mari Bosman
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, 0110 Onderstepoort, South Africa
    J Clin Microbiol 48:2703-8. 2010
    ..The prevalence of infection was 28.5%. Here we describe the morphology and phylogenetic relationships of the novel species, which we have named Babesia lengau sp. nov...
  15. doi request reprint Molecular detection of Babesia rossi and Hepatozoon sp. in African wild dogs (Lycaon pictus) in South Africa
    Paul Tshepo Matjila
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, 0110 Onderstepoort, South Africa
    Vet Parasitol 157:123-7. 2008
    ..Sixteen specimens were found positive for Babesia rossi and two dogs were Hepatozoon sp. positive. It appears that these tick-borne pathogens are not widely distributed in wild dog populations...
  16. ncbi request reprint Piroplasms in brown hyaenas (Parahyaena brunnea) and spotted hyaenas (Crocuta crocuta) in Namibia and South Africa are closely related to Babesia lengau
    Richard E J Burroughs
    Centre for Veterinary Wildlife Studies, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, South Africa
    Parasitol Res . 2016
    ..lengau genotypes and/or gene variants. We suggest that these genotypes cannot be classified as new Babesia species, but rather as variants of B. lengau. This is the first report of occurrence of piroplasms in brown hyaenas...
  17. doi request reprint Molecular detection of tick-borne protozoal and ehrlichial infections in domestic dogs in South Africa
    Paul Tshepo Matjila
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, 0110 Onderstepoort, South Africa
    Vet Parasitol 155:152-7. 2008
    ..There was also one incidental finding of a dog positive for Trypanosoma congolense. The results indicate that a wide range of tick-borne pathogens are circulating in the canine populations in South Africa...
  18. doi request reprint Diversity of ticks (Acari: Ixodidae) infesting cheetahs (Acinoyx jubatus) at three breeding centres in South Africa and activity patterns of questing ticks
    Habib Golezardy
    Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort, 0110, South Africa
    Ticks Tick Borne Dis 7:788-97. 2016
    ..Most questing H. elliptica larvae and nymphs were collected from the vegetation in the early morning and late afternoon and fewest during the middle of the day. ..
  19. doi request reprint Ticks (Acari: Ixodidae) infesting cattle and African buffaloes in the Tsavo conservation area, Kenya
    Edward K Kariuki
    Department of Veterinary Tropical Diseases, University of Pretoria
    Onderstepoort J Vet Res 79:E1-4. 2012
    ..The attachment sites of the various tick species were also recorded. New locality records for H. impeltatum and H. truncatum and the first confirmed locality record for Rhipicephalus praetextatus sensu stricto in Kenya were documented...
  20. pmc Babesia bicornis sp. nov. and Theileria bicornis sp. nov.: tick-borne parasites associated with mortality in the black rhinoceros (Diceros bicornis)
    Ard M Nijhof
    Division of Parasitology and Tropical Veterinary Medicine, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands
    J Clin Microbiol 41:2249-54. 2003
    ..Screening of black rhinoceroses in South Africa revealed, in addition to B. bicornis, a second parasite, designated Theileria bicornis sp. nov...