Marietjie Venter

Summary

Affiliation: National Institute for Communicable Diseases
Country: South Africa

Publications

  1. doi West Nile virus lineage 2 as a cause of zoonotic neurological disease in humans and horses in southern Africa
    Marietjie Venter
    Department of Medical Virology, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa
    Vector Borne Zoonotic Dis 10:659-64. 2010
  2. doi Macroarray assay for differential diagnosis of meningoencephalitis in southern Africa
    Marietjie Venter
    Zoonoses Research Unit, University of Pretoria, Pretoria, South Africa Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Sandringham, South Africa Electronic address
    J Clin Virol 60:50-6. 2014
  3. doi Evolutionary dynamics of 2009 pandemic influenza A virus subtype H1N1 in South Africa during 2009-2010
    Marietjie Venter
    National Institute for Communicable Diseases Division, National Health Laboratory Service, Department of Medical Virology, University of Pretoria, Johannesburg, South Africa
    J Infect Dis 206:S166-72. 2012
  4. pmc Identification of deletion mutant respiratory syncytial virus strains lacking most of the G protein in immunocompromised children with pneumonia in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, Pretoria, Gauteng, South Africa
    J Virol 85:8453-7. 2011
  5. pmc Fatal neurologic disease and abortion in mare infected with lineage 1 West Nile virus, South Africa
    Marietjie Venter
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 17:1534-6. 2011
  6. doi Contribution of common and recently described respiratory viruses to annual hospitalizations in children in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, South Africa
    J Med Virol 83:1458-68. 2011
  7. pmc Lineage 2 west nile virus as cause of fatal neurologic disease in horses, South Africa
    Marietjie Venter
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 15:877-84. 2009
  8. doi Molecular epidemiological analysis of a nosocomial outbreak of respiratory syncytial virus associated pneumonia in a kangaroo mother care unit in South Africa
    Adele Visser
    Department of Medical Virology, University of Pretoria, National Health Laboratory Services, Tshwane Academic Division, Pretoria, South Africa
    J Med Virol 80:724-32. 2008
  9. doi Human polyomaviruses, WU and KI in HIV exposed children with acute lower respiratory tract infections in hospitals in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, South Africa
    J Clin Virol 44:230-4. 2009
  10. pmc Mortality amongst Patients with Influenza-Associated Severe Acute Respiratory Illness, South Africa, 2009-2013
    Cheryl Cohen
    Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
    PLoS ONE 10:e0118884. 2015

Collaborators

Detail Information

Publications35

  1. doi West Nile virus lineage 2 as a cause of zoonotic neurological disease in humans and horses in southern Africa
    Marietjie Venter
    Department of Medical Virology, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa
    Vector Borne Zoonotic Dis 10:659-64. 2010
    ..Collectively, these studies suggest that lineage 2 WNV may be significantly under estimated as a cause of neurological disease in South Africa...
  2. doi Macroarray assay for differential diagnosis of meningoencephalitis in southern Africa
    Marietjie Venter
    Zoonoses Research Unit, University of Pretoria, Pretoria, South Africa Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Sandringham, South Africa Electronic address
    J Clin Virol 60:50-6. 2014
    ..Many cases of acute febrile illness with nervous manifestations go undiagnosed, partly because the potential pathogens are not investigated routinely...
  3. doi Evolutionary dynamics of 2009 pandemic influenza A virus subtype H1N1 in South Africa during 2009-2010
    Marietjie Venter
    National Institute for Communicable Diseases Division, National Health Laboratory Service, Department of Medical Virology, University of Pretoria, Johannesburg, South Africa
    J Infect Dis 206:S166-72. 2012
    ....
  4. pmc Identification of deletion mutant respiratory syncytial virus strains lacking most of the G protein in immunocompromised children with pneumonia in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, Pretoria, Gauteng, South Africa
    J Virol 85:8453-7. 2011
    ..The association of clinical strains lacking most of the G protein with lower respiratory tract infection in immunocompromised children may have implications for RSV vaccine development...
  5. pmc Fatal neurologic disease and abortion in mare infected with lineage 1 West Nile virus, South Africa
    Marietjie Venter
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 17:1534-6. 2011
    ..All West Nile virus strains previously detected in horses and humans in South Africa were lineage 2...
  6. doi Contribution of common and recently described respiratory viruses to annual hospitalizations in children in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, South Africa
    J Med Virol 83:1458-68. 2011
    ..RSV, hPMV, PIV-3, and influenza viruses had defined seasons while rhinovirus, adenovirus, and coronavirus infections occurred year round in this temporal region of sub-Saharan Africa...
  7. pmc Lineage 2 west nile virus as cause of fatal neurologic disease in horses, South Africa
    Marietjie Venter
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 15:877-84. 2009
    ..In 5/7 horses, no other pathogen was detected. DNA sequencing for all 5 RT-PCR-positive cases showed the virus belonged to lineage 2. WNV lineage 2 may cause neurologic disease in horses in South Africa...
  8. doi Molecular epidemiological analysis of a nosocomial outbreak of respiratory syncytial virus associated pneumonia in a kangaroo mother care unit in South Africa
    Adele Visser
    Department of Medical Virology, University of Pretoria, National Health Laboratory Services, Tshwane Academic Division, Pretoria, South Africa
    J Med Virol 80:724-32. 2008
    ..Inadequate infection control measures by health care providers and mothers to children in KMC units may increase potentially the risk of severe RSV infection in a population group with compounded risk factors...
  9. doi Human polyomaviruses, WU and KI in HIV exposed children with acute lower respiratory tract infections in hospitals in South Africa
    Marietjie Venter
    Department of Medical Virology, University of Pretoria, South Africa
    J Clin Virol 44:230-4. 2009
    ..Geographic distribution and disease association of WUV and KIV genotypes are not yet clearly defined...
  10. pmc Mortality amongst Patients with Influenza-Associated Severe Acute Respiratory Illness, South Africa, 2009-2013
    Cheryl Cohen
    Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
    PLoS ONE 10:e0118884. 2015
    ..Data on the burden and risk groups for influenza-associated mortality from Africa are limited. We aimed to estimate the incidence and risk-factors for in-hospital influenza-associated severe acute respiratory illness (SARI) deaths...
  11. pmc Epidemiology of viral-associated acute lower respiratory tract infection among children <5 years of age in a high HIV prevalence setting, South Africa, 2009-2012
    Cheryl Cohen
    From the Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service School of Public Health, Faculty of Health Sciences, University of the Witwatersrand Medical Research Council, Respiratory and Meningeal Pathogens Research Unit, Faculty of Health Sciences, University of the Witwatersrand Department of Science and Technology National Research Foundation, Vaccine Preventable Diseases, University of the Witwatersrand, Johannesburg, South Africa Influenza Division, Centers for Disease Control and Prevention, Atlanta, GA Influenza Programme, Centers for Disease Control and Prevention South Africa, Pretoria Department of Medicine, Pietermaritzburg Metropolitan Hospital Department of Medicine, University of KwaZulu Natal Department of Paediatrics, Pietermaritzburg Metropolitan Hospital School of Pathology, University of KwaZulu Natal, Pietermaritzburg Department of Medicine, Klerksdorp Tshepong Hospital, Klerksdorp Department of Medicine, Faculty of Health Sciences, University of the Witwatersrand MRC Wits Rural Public Health and Health Transitions Research Unit Agincourt, School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa Centre for Global Health Research, Umea University, Umea, Sweden Indepth Network, Accra, Ghana and Zoonoses Research Unit, Department of Medical Virology, University of Pretoria, Gauteng, South Africa
    Pediatr Infect Dis J 34:66-72. 2015
    ..Data on the epidemiology of viral-associated acute lower respiratory tract infection (LRTI) from high HIV prevalence settings are limited. We aimed to describe LRTI hospitalizations among South African children aged <5 years...
  12. pmc Epidemiology of severe acute respiratory illness (SARI) among adults and children aged ≥5 years in a high HIV-prevalence setting, 2009-2012
    Cheryl Cohen
    Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
    PLoS ONE 10:e0117716. 2015
    ..We aimed to describe SARI epidemiology amongst individuals aged ≥5 years in South Africa...
  13. pmc Influenza virus infection is associated with increased risk of death amongst patients hospitalized with confirmed pulmonary tuberculosis in South Africa, 2010-2011
    Sibongile Walaza
    Centre for Respiratory Disease and Meningitis, National Institute for Communicable Diseases NICD of the National Health Laboratory Service NHLS, Private Bag X4, Sandringham, 2131, Johannesburg, Gauteng, South Africa
    BMC Infect Dis 15:26. 2015
    ..Data on the association between influenza and tuberculosis are limited. We describe the characteristics of patients with laboratory-confirmed tuberculosis, laboratory-confirmed influenza and tuberculosis-influenza co-infection...
  14. pmc Effectiveness and knowledge, attitudes and practices of seasonal influenza vaccine in primary healthcare settings in South Africa, 2010-2013
    Johanna M McAnerney
    National Institute for Communicable Diseases NICD of the National Health Laboratory Services NHLS, Johannesburg, South Africa
    Influenza Other Respir Viruses 9:143-50. 2015
    ..A knowledge, attitudes and practices (KAP) influenza vaccine survey of programme clinicians was conducted in 2013...
  15. pmc Genetic determinants of virulence in pathogenic lineage 2 West Nile virus strains
    Elizabeth M Botha
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 14:222-30. 2008
    ..Major deletions existed in the 3 noncoding region of 2 lineage 2 strains previously shown to be either less or not neuroinvasive relative to the highly neuroinvasive strains sequenced in this study...
  16. doi Respiratory viral coinfections identified by a 10-plex real-time reverse-transcription polymerase chain reaction assay in patients hospitalized with severe acute respiratory illness--South Africa, 2009-2010
    Marthi A Pretorius
    National Institute for Communicable Diseases, National Health Laboratory Service, School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
    J Infect Dis 206:S159-65. 2012
    ....
  17. pmc Replacement of previously circulating respiratory syncytial virus subtype B strains with the BA genotype in South Africa
    Stephanie van Niekerk
    Department of Medical Virology, University of Pretoria, Pretoria, Gauteng, South Africa
    J Virol 85:8789-97. 2011
    ....
  18. doi A highly sensitive method for the detection and genotyping of West Nile virus by real-time PCR
    Dewald Zaayman
    Department of Medical Virology, University of Pretoria, South Africa
    J Virol Methods 157:155-60. 2009
    ..To our knowledge, this is the first assay designed for the simultaneous detection and genotyping of WNV by rapid, sensitive real-time PCR which may be implemented in diagnostic and epidemiology laboratories...
  19. pmc Evaluation of two influenza surveillance systems in South Africa
    Eric Budgell
    Nuffield Department of Population Health, University of Oxford, Oxford, United Kingdom Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Services, Johannesburg, South Africa
    PLoS ONE 10:e0120226. 2015
    ..We evaluated two influenza surveillance systems in South Africa: one for ILI and another for SARI...
  20. pmc Shuni virus as cause of neurologic disease in horses
    Charmaine van Eeden
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 18:318-21. 2012
    ..Shuni virus was found in 7 horses, 5 of which had neurologic signs. Testing for lesser known viruses should be considered for horses with unexplained illness...
  21. pmc Transmission of West Nile Virus during Horse Autopsy
    Marietjie Venter
    University of Pretoria, Pretoria, South Africa M Venter, J Steyl, S Human, D Zaayman and National Institute for Communicable Diseases, Sandringham, South Africa M Venter, J Weyer, L Blumberg, P A Lehman, J Paweska, R Swanepoel
    Emerg Infect Dis 16:573-5. 2010
    ..In horses, 20% of infections result in clinical disease, of which approximately 90% involve neurologic disease with ataxia, weakness, recumbency, muscle fasciculation, and high death rates (30%) (2)...
  22. pmc Genetic diversity and molecular epidemiology of human rhinoviruses in South Africa
    Marthi A Pretorius
    Centre for Respiratory Diseases and Meningitis, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa Department of Medical Virology, University of Pretoria, Pretoria, South Africa
    Influenza Other Respir Viruses 8:567-73. 2014
    ..RV-C has been associated with more severe illness. We aimed to characterize and compare the clinical presentations and disease severity of different RV type circulating in South Africa...
  23. pmc West Nile virus neurologic disease in humans, South Africa, September 2008-may 2009
    Dewald Zaayman
    University of Pretoria, Pretoria, South Africa
    Emerg Infect Dis 18:2051-4. 2012
    ..Seven probable acute WNV cases were identified, suggesting WNV may be overlooked as an etiology of severe disease in South Africa...
  24. doi Inactivated West Nile Virus (WNV) vaccine, Duvaxyn WNV, protects against a highly neuroinvasive lineage 2 WNV strain in mice
    Marietjie Venter
    Zoonosis Research Unit, Department Medical Virology, Room 2 72, Pathology Building, Prinshof Campus, 5 Bophela Road, University of Pretoria, South Africa
    Vaccine 31:3856-62. 2013
    ..Commercial vaccines have mostly been evaluated against WNV lineage 1 strains and their efficacy against lineage 2 strains rarely reported...
  25. doi Improved detection of JC virus in AIDS patients with progressive multifocal leukoencephalopathy by T-antigen specific fluorescence resonance energy transfer hybridization probe real-time PCR: evidence of diverse JC virus genotypes associated with progress
    Allison J Glass
    Department of Medical Virology, University of Pretoria National Health Laboratory Services, Tshwane Academic Division, Pretoria 0001, South Africa
    J Med Virol 81:1929-37. 2009
    ....
  26. doi Pathology of fatal lineage 1 and 2 West Nile virus infections in horses in South Africa
    June H Williams
    Department of Paraclinical Sciences, University of Pretoria, South Africa Department of Medical Virology, University of Pretoria, South Africa
    J S Afr Vet Assoc 85:1105. 2014
    ..The presence in the CNS of T-lymphocytes, B-lymphocytes, plasma cells and macrophage-monocytes was confirmed by cluster of differentiation (CD) 3, CD20, multiple myeloma oncogene 1 (MUM1) and macrophage (MAC) 387 IHC. ..
  27. doi Efficacy and immunogenicity of influenza vaccine in HIV-infected children: a randomized, double-blind, placebo controlled trial
    Shabir A Madhi
    National Institute of Communicable Diseases, Centre for Respiratory and Meningitis Diseases, Sandringham, South Africa
    AIDS 27:369-79. 2013
    ..We evaluated the safety, immunogenicity, and efficacy of nonadjuvanted, trivalent inactivated influenza vaccine (TIV) against confirmed seasonal influenza virus illness in HIV-infected children...
  28. pmc Influenza epidemiology and vaccine effectiveness among patients with influenza-like illness, viral watch sentinel sites, South Africa, 2005-2009
    Genevie M Ntshoe
    Division of Public Health Surveillance and Response, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa
    PLoS ONE 9:e94681. 2014
    ..We compared the characteristics of patients ill with influenza A(H1N1)pdm09 virus to those ill with seasonal influenza and estimated influenza vaccine effectiveness during five influenza seasons (2005-2009) in South Africa...
  29. ncbi Gene expression in mice infected with West Nile virus strains of different neurovirulence
    Marietjie Venter
    Special Pathogens Unit, National Institute for Communicable Diseases, Private Bag X4, Sandringham 2131, South Africa
    Virology 342:119-40. 2005
    ....
  30. ncbi Phylogenetic evidence of widespread distribution of genotype 3 JC virus in Africa and identification of a type 7 isolate in an African AIDS patient
    Marietjie Venter
    Special Pathogen Unit, National Institute for Communicable Diseases, Private Bag X4, Sandringham 2131, South Africa
    J Gen Virol 85:2215-9. 2004
    ..Type 2D has only been isolated previously in South Asia, although transmission of this genotype to Europeans who later settled in South Africa is not unlikely...
  31. doi Influenza vaccination of pregnant women and protection of their infants
    Shabir A Madhi
    From the Medical Research Council, Respiratory and Meningeal Pathogens Research Unit S A M, C L C, L K, A H, S J, P V A, N N, K P K, M C N, the Department of Science and Technology National Research Foundation, Vaccine Preventable Diseases S A M, C L C, L K, A H, S J, P V A, N N, M C N, and the Perinatal HIV Research Unit A V, University of the Witwatersrand, the National Institute for Communicable Diseases, the National Health Laboratory Service, Centre for Vaccines and Immunology S A M, F T, M V, Johannesburg, and the Department of Medical Virology, University of Pretoria, Pretoria M V all in South Africa the School of Medicine and Children s Hospital, University of Colorado A W, The Department of Pediatrics, Medicine and Pathology, Germany
    N Engl J Med 371:918-31. 2014
    ..There are limited data on the efficacy of vaccination against confirmed influenza in pregnant women with and those without human immunodeficiency virus (HIV) infection and protection of their infants...
  32. doi Prospective cohort study comparing seasonal and H1N1(2009) pandemic influenza virus illnesses in HIV-infected children during 2009
    Shabir A Madhi
    University of the Witwatersrand, Johannesburg, South Africa
    Pediatr Infect Dis J 33:174-6. 2014
    ..7 vs. 0.2 per 100 child-weeks, respectively; P = 0.0001), and the clinical presentations were similar. Illnesses due to seasonal and A(H1N1p)2009 influenza were self-limiting without neuraminidase inhibitor therapy. ..
  33. doi Genomic and phylogenetic characterization of Shuni virus
    Charmaine van Eeden
    Zoonoses Research Unit, Department of Medical Virology, University of Pretoria, Pretoria, South Africa
    Arch Virol 159:2883-92. 2014
    ..The availability of a full genome sequence will facilitate the development of a reverse genetics system to study SHUV molecular biology and pathogenesis. ..
  34. pmc Genome sequence analysis of in vitro and in vivo phenotypes of Bunyamwera and Ngari virus isolates from northern Kenya
    Collins Odhiambo
    Human Health Division, International Centre of Insect Physiology and Ecology, Nairobi, Kenya Zoonoses Research Unit, Department Medical Virology, University of Pretoria, Pretoria, South Africa Centre for Virus Research, Kenya Medical Research Institute, Nairobi, Kenya
    PLoS ONE 9:e105446. 2014
    ..In this study, we identify natural mutations whose exact role in growth and pathogenesis need to be determined through site directed mutagenesis studies. ..
  35. ncbi Amino acid variation within the fusion protein of respiratory syncytial virus subtype A and B strains during annual epidemics in South Africa
    Elizabeth Agenbach
    National Institute for Communicable Diseases, Private Bag X4, Modderfonteinroad, 2131, Sandringham, South Africa
    Virus Genes 30:267-78. 2005
    ..These results suggest that most of the identified CTL epitopes are subtype A-specific and may not be recognized in subtype B viruses, while the HLA Cw*12 restricted epitope may also not be recognized efficiently in GA5 strains...