Browsing by UP Author "Paweska, Janusz Tadeusz"

Browsing by UP Author "Paweska, Janusz Tadeusz"

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  • A 1958 isolate of kedougou virus (KEDV) from Ndumu, South Africa, expands the geographic and temporal range of KEDV in Africa 
    Jansen van Vuren, Petrus; Parry, Rhys; Khromykh, Alexander A.; Paweska, Janusz Tadeusz (MDPI, 2021-07)
    The mosquito-borne flavivirus, Kedougou virus (KEDV), first isolated in Senegal in 1972, is genetically related to dengue, Zika (ZIKV) and Spondweni viruses (SPOV). Serological surveillance studies in Senegal and isolation ...
  • Antibody responses to Marburg virus in Egyptian rousette bats and their role in protection against infection 
    Storm, Nadia; Jansen van Vuren, Petrus; Markotter, Wanda; Paweska, Janusz Tadeusz (MDPI Publishing, 2018-02-10)
    Egyptian rousette bats (ERBs) are reservoir hosts for the Marburg virus (MARV). The immune dynamics and responses to MARV infection in ERBs are poorly understood, and limited information exists on the role of antibodies ...
  • Clinical features and patient management of Lujo hemorrhagic fever 
    Sewlall, Nivesh H.; Richards, Guy A.; Duse, Adriano; Swanepoel, Robert; Paweska, Janusz Tadeusz; Blumberg, Lucille Hellen; Dinh, Thu-Ha; Bausch, Daniel (Public Library of Science, 2014-11-13)
    BACKGROUND : In 2008 a nosocomial outbreak of five cases of viral hemorrhagic fever due to a novel arenavirus, Lujo virus, occurred in Johannesburg, South Africa. Lujo virus is only the second pathogenic arenavirus, after ...
  • Cloning and expression of Rift Valley fever virus nucleocapsid (N) protein and evaluation of a N-protein based indirect ELISA for the detection of specific IgG and IgM antibodies in domestic ruminants 
    Fafetine, Jose Manuel; Tijhaar, Edwin; Paweska, Janusz Tadeusz; Neves, L.C.B.G.D. (Luís); Hendriks, Judith; Swanepoel, Robert; Coetzer, Jacobus A.W.; Egberink, Herman F.; Rutten, Victor P.M.G. (Elsevier, 2007-03-31)
    Serodiagnosis of Rift Valley fever (RVF) currently relies on the use of live or inactivated whole virus as antigens. The recombinant nucleocapsid (N) protein of RVF virus was tested for diagnostic applicability in an ...
  • Co-Circulation and Excretion Dynamics of Diverse Rubula- and Related Viruses in Egyptian Rousette Bats from South Africa 
    Mortlock, Marinda; Dietrich, Muriel; Weyer, Jacqueline; Paweska, Janusz Tadeusz; Markotter, Wanda (MDPI, 2019-01)
    The Egyptian rousette bat (Rousettus aegyptiacus) has previously been implicated as the natural host of a zoonotic rubulavirus; however, its association with rubulaviruses has been studied to a limited extent. Urine, ...
  • Comparative analysis of the L, M, and S RNA segments of Crimean-Congo haemorrhagic fever virus isolates from southern Africa 
    Goedhals, Dominique; Bester, P.A.; Paweska, Janusz Tadeusz; Swanepoel, Robert; Burt, F.J. (Wiley, 2015-05)
    Crimean–Congo haemorrhagic fever virus (CCHFV) is a member of the Bunyaviridae family with a tripartite, negative sense RNA genome. This study used predictive software to analyse the L (large), M (medium), and S (small) ...
  • Comparative evaluation of the diagnostic performance of the prototype Cepheid GeneXpert Ebola assay 
    Jansen van Vuren, Petrus; Grobbelaar, Antoinette A.; Storm, Nadia; Conteh, Ousman; Konneh, Kelfala; Kamara, Abdul; Sanne, Ian; Paweska, Janusz Tadeusz (American Society for Microbiology, 2016-02)
    The Ebola virus disease (EVD) outbreak in West Africa has highlighted an urgent need for point-of-care (POC) assays for the diagnosis of this devastating disease in resource-limited African countries. The diagnostic ...
  • Detection of Rift Valley fever virus in Aedes (Aedimorphus) durbanensis, South Africa 
    Van den Bergh, Carien; Thompson, P.N. (Peter N.); Swanepoel, Robert; Almeida, Antonio Paulo Gouveia; Paweska, Janusz Tadeusz; Van Vuren, Petrus Jansen; Wilson, William C.; Kemp, Alan; Venter, Estelle Hildegard (MDPI, 2022-01-21)
    Rift Valley fever virus (RVFV) is a mosquito-borne, zoonotic phlebovirus-causing disease in domestic ruminants and humans in Africa, the Arabian Peninsula and some Indian Ocean islands. Outbreaks, characterized by abortion ...
  • Development and evaluation of a real-time reverse transcription-loop-mediated isothermal amplification assay for rapid detection of Rift Valley fever virus in clinical specimens 
    Le Roux, C.A. (Chantel Anne); Kubo, T.; Grobbelaar, Antoinette A.; Jansen van Vuren, Petrus; Weyer, Jacqueline; Nel, Louis Hendrik; Swanepoel, Robert; Morita, K.; Paweska, Janusz Tadeusz (American Society for Microbiology, 2009-03)
    This paper reports on the development and validation of a real-time reverse transcription-loop-mediated isothermal amplification assay (RT-LAMP) targeting the genomic large RNA segment of Rift Valley fever virus (RVFV). ...
  • Development of a Rift Valley fever real-time RT-PCR assay that can detect all three genome segments 
    Wilson, William C.; Romito, Marco; Jasperson, Dane C.; Weingartl, Hana; Binepal, Yatinder S.; Maluleke, Moabi Rachel; Wallace, David Brian; Jansen van Vuren, Petrus; Paweska, Janusz Tadeusz (Elsevier, 2013-11)
    Outbreaks of Rift Valley fever in Kenya, Madagascar, Mauritania, and South Africa had devastating effects on livestock and human health. In addition, this disease is a food security issue for endemic countries. There is ...
  • Epidemiologic investigations into outbreaks of Rift Valley Fever in humans, South Africa, 2008–2011 
    Archer, Brett N.; Thomas, Juno; Weyer, Jacqueline; Cengimbo, Ayanda; Landoh, Dadja E.; Jacobs, Charlene; Ntuli, Sindile; Modise, Motshabi; Mathonsi, Moshe; Mashishi, Morton S.; Leman, Patricia A.; Le Roux, C.A. (Chantel Anne); Jansen van Vuren, Petrus; Kemp, Alan; Paweska, Janusz Tadeusz; Blumberg, Lucille Hellen (Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2013-12)
    Rift Valley fever (RVF) is an emerging zoonosis posing a public health threat to humans in Africa. During sporadic RVF outbreaks in 2008–2009 and widespread epidemics in 2010–2011, 302 laboratory-confirmed human infections, ...
  • Epidemiology of human rabies in South Africa, 1983-2007 
    Weyer, Jacqueline; Szmyd-Potapczuk, Anna Victoria; Blumberg, Lucille Hellen; Leman, Patricia A.; Markotter, Wanda; Swanepoel, Robert; Paweska, Janusz Tadeusz; Nel, Louis Hendrik (Elsevier, 2011-01)
    Rabies remains a global public health problem but increasingly so in the developing world. Given a lack of awareness, priority and diagnostic capability, very few developing countries, especially in Africa, report on ...
  • Epidemiology of human rabies in South Africa, 2008-2018 
    Weyer, Jacqueline; Dermaux-Msimang, V.; Grobbelaar, A.; Le Roux, C.; Moolla, Naazneen; Paweska, Janusz Tadeusz; Blumberg, Lucille Hellen (Health and Medical Publishing Group, 2020-09)
    BACKGROUND. Human rabies cases continue to be reported annually in South Africa (SA). Previous investigations have shown the association between the occurrence of human rabies cases and dog rabies cases in the ...
  • Evidence of Rift Valley Fever Virus circulation in livestock and herders in southern Ghana 
    Johnson, Sherry Ama Mawuko; Asmah, Richard; Awuni, Joseph Adongo; Tasiame, William; Mensah, Gloria Ivy; Paweska, Janusz T.; Weyer, Jacqueline; Hellferscee, Orienka; Thompson, P.N. (Peter N.) (MDPI, 2023-06)
    Rift Valley fever (RVF) is a re-emerging zoonotic disease of domestic ruminants and humans. While neighbouring countries have reported outbreaks of RVF, Ghana has not yet identified any cases. The aim of this study was ...
  • Experimental inoculation of Egyptian fruit bats (Rousettus aegyptiacus) with Ebola virus 
    Paweska, Janusz Tadeusz; Storm, Nadia; Grobbelaar, Antoinette A.; Markotter, Wanda; Kemp, Alan; Jansen van Vuren, Petrus (MDPI Publishing, 2016-01-22)
    Colonized Egyptian fruit bats (Rousettus aegyptiacus), originating in South Africa, were inoculated subcutaneously with Ebola virus (EBOV). No overt signs of morbidity, mortality, or gross lesions were noted. Bats ...
  • Factors affecting the use of biosecurity measures for the protection of ruminant livestock and farm workers against infectious diseases in central South Africa 
    Msimang, Veerle; Rostal, Melinda K.; Cordel, Claudia; Machalaba, Catherine; Tempia, Stefano; Bagge, Whitney; Burt, Felicity J.; Karesh, William B.; Paweska, Janusz Tadeusz; Thompson, P.N. (Peter N.) (Wiley, 2022-09)
    Biosecurity measures have been introduced to limit economic losses and zoonotic exposures to humans by preventing and controlling animal diseases. However, they are implemented on individual farms with varying frequency. ...
  • Failure to establish chronic infection of the reproductive tract of the male horse with a South African asinine strain of equine arteritis virus (EAV) 
    Paweska, Janusz Tadeusz; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1997)
    Eight sexually mature horse stallions were inoculated intranasally with a South African asinine strain of EAV, a strain that was isolated from the semen of a donkey carrier. All horses developed fever, with maximum rectal ...
  • Filovirus RefSeq entries : evaluation and selection of Filovirus type variants, type sequences, and names 
    Kuhn, Jens H.; Andersen, Kristian G.; Bao, Yiming M.; Bavari, Sina; Becker, Stephan; Bennett, Richard S.; Bergman, Nicholas H.; Blinkova, Olga; Bradfute, Steven; Brister, J. Rodney; Bukreyev, Alexander A.; Chandran, Kartik; Chepurnov, Alexander A.; Davey, Robert A.; Dietzgen, Ralf G.; Doggett, Norman A.; Dolnik, Olga; Dye, John M.; Enterlein, Sven; Fenimore, Paul W.; Formenty, Pierre; Freiberg, Alexander N.; Garry, Robert F.; Garza, Nicole L.; Gire, Stephen K.; Gonzalez, Jean-Paul; Griffiths, Anthony; Happi, Christian T.; Hensley, Lisa E.; Herbert, Andrew S.; Hevey, Michael C.; Hoenen, Thomas; Honko, Anna N.; Ignatyev, Georgy M.; Jahrling, Peter B.; Johnson, Joshua C.; Johnson, Karl M.; Kindrachuk, Jason; Klenk, Hans-Dieter; Kobinger, Gary; Kochel, Tadeusz J.; Lackemeyer, Matthew G.; Lackner, Daniel F.; Leroy, Eric M.; Lever, Mark S.; Muhlberger, Elke; Netesov, Sergey V.; Olinger, Gene G.; Omilabu, Sunday A.; Palacios, Gustavo; Panchal, Rekha G.; Park, Daniel J.; Patterson, Jean L.; Paweska, Janusz Tadeusz; Peters, Clarence J.; Pettitt, James; Pitt, Louise; Radoshitzky, Sheli R.; Ryabchikova, Elena I.; Saphire, Erica Ollmann; Sabeti, Pardis C.; Sealfon, Rachel; Shestopalov, Aleksandr M.; Smither, Sophie J.; Sullivan, Nancy J.; Swanepoel, Robert; Takada, Ayato; Towner, Jonathan S.; Van der Groen, Guido; Volchkov, Viktor E.; Volchkova, Valentina A.; Wahl-Jensen, Victoria; Warren, Travis K.; Warfield, Kelly L.; Weidmann, Manfred; Nichol, Stuart T. (MDPI Publishing, 2014)
    Sequence determination of complete or coding-complete genomes of viruses is becoming common practice for supporting the work of epidemiologists, ecologists, virologists, and taxonomists. Sequencing duration and costs are ...
  • First report of an imported case of haemorrhagic fever with renal syndrome in South Africa 
    Moolla, Naazneen; Adler, D.; Blumberg, Lucille Hellen; Glass, A.; Grobbelaar, A.; Le Roux, C.; Paweska, Janusz Tadeusz; Weyer, Jacqueline (South African Medical Association, 2022-08)
    Haemorrhagic fever with renal syndrome (HFRS) is caused by hantavirus infection. Hantaviruses are not endemic to South Africa, and we report the first detection of an imported case of HFRS in the country. The case involved ...
  • Generation and characterization of monoclonal antibodies against Rift Valley fever virus nucleoprotein 
    Fafetine, Jose Manuel; Domingos, Ana; Antunes, Sandra; Esteves, Aida; Paweska, Janusz Tadeusz; Coetzer, Jacobus A.W.; Rutten, Victor P.M.G.; Neves, L.C.B.G.D. (Luís) (Wiley-Blackwell, 2013-11)
    Due to the unpredictable and explosive nature of Rift Valley fever (RVF) outbreaks, rapid and accurate diagnostic assays for low-resource settings are urgently needed. To improve existing diagnostic assays, monoclonal ...