Browsing Research Articles (Medical Virology) by UP Author "Paweska, Janusz Tadeusz"

Browsing Research Articles (Medical Virology) 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 ...
  • 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) ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Genetic determinants of virulence in pathogenic lineage 2 West Nile virus strains 
    Botha, Elizabeth Magdelena; Markotter, Wanda; Wolfaardt, Marianne; Paweska, Janusz Tadeusz; Swanepoel, Robert; Palacios, Gustavo; Nel, Louis Hendrik; Venter, Marietjie (Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2008-02)
    We determined complete genome sequences of lineage 2 West Nile virus (WNV) strains isolated from patients in South Africa who had mild or severe WNV infections. These strains had previously been shown to produce either ...
  • Human rabies associated with domestic cat exposures in South Africa, 1983–2018 
    Grobbelaar, Antoinette A.; Blumberg, Lucille Hellen; Dermaux-Msimang, Veerle; Le Roux, Chantel A.; Moolla, Naazneen; Paweska, Janusz Tadeusz; Weyer, Jacqueline (AOSIS OpenJournals, 2020-07-06)
    Rabies is a fatal encephalitic disease caused by lyssaviruses belonging to the family Rhabdoviridae. At the time of this report, a total of 16 species of lyssaviruses, which included the prototype rabies virus (RABV), ...
  • Isolation of a novel orthobunyavirus from bat flies (Eucampsipoda africana) 
    Jansen van Vuren, Petrus; Wiley, Michael R.; Palacios, Gustavo; Storm, Nadia; Markotter, Wanda; Birkhead, Monica; Kemp, Alan; Paweska, Janusz Tadeusz (Microbiology Society, 2017-05)
    The Bunyaviridae family comprises viruses causing diseases of public and veterinary health importance, including viral haemorrhagic and arboviral fevers. We report the isolation, identification and genome characterization ...
  • Large-scale international validation of an indirect ELISA based on recombinant nucleocapsid protein of rift valley fever virus for the detection of IgG antibody in domestic ruminants 
    Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus; Msimang, Veerle; Lo, Modu Moustapha; Thiongane, Yaya; Mulumba-Mfumu, Leopold K.; Mansoor, Alqadasi; Fafetine, Jose M.; Magona, Joseph W.; Boussini, Hiver; Bazanow, Barbara; Wilson, William C.; Pepin, Michel; Unger, H.; Viljoen, Gerrit (MDPI, 2021-08)
    Diagnostic performance of an indirect enzyme-linked immunosorbent assay (I-ELISA) based on a recombinant nucleocapsid protein (rNP) of the Rift Valley fever virus (RVFV) was validated for the detection of the IgG antibody ...
  • Lineage 2 West Nile virus as cause of fatal neurologic disease in horses, South Africa 
    Venter, Marietjie; Human, Stacey; Zaayman, Dewald; Gerdes, Gertruida Hermanna; Williams, June Heather; Steyl, Johan Christian Abraham; Leman, Patricia A.; Paweska, Janusz Tadeusz; Setzkorn, Hildegard; Rous, Gavin; Murray, Sue; Parker, Rissa; Donnellan, Cynthia Mary Bridget; Swanepoel, Robert (Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2009-05-06)
    Serologic evidence suggests that West Nile virus (WNV) is widely distributed in horses in Southern Africa. However, because few neurologic cases have been reported, endemic lineage 2 strains were postulated to be non-pathogenic ...
  • Lyssaviruses in insectivorous bats, South Africa, 2003–2018 
    Coertse, Jessica; Grobler, Colyn Stefan; Sabeta, Claude Taurai; Seamark, E.C.J.; Kearney, Teresa; Paweska, Janusz Tadeusz; Markotter, Wanda (Centers for Disease Control and Prevention, 2020-12)
    We detected 3 lyssaviruses in insectivorous bats sampled in South Africa during 2003–2018. We used phylogenetic analysis to identify Duvenhage lyssavirus and a potentially new lyssavirus, provisionally named Matlo ...
  • Marburg virus infection in Egyptian rousette bats, South Africa, 2013-2014 
    Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus; Kemp, Alan; Storm, Nadia; Grobbelaar, Antoinette A.; Wiley, Michael R.; Palacios, Gustavo; Markotter, Wanda (Centers for Disease Control and Prevention, 2018)
    We detected a high seroprevalence of Marburg virus (MARV) antibodies in fruit bats in South Africa; 19.1% of recaptured bats seroconverted. The MARV RNA isolated closely resembled the 1975 Ozolin strain. These findings ...
  • Masstag polymerase chain reaction for differential diagnosis of viral hemorrhagic fevers 
    Palacios, Gustavo; Briese, Thomas; Kapoor, Vishal; Jabado, Omar; Liu, Zhiqiang; Venter, Marietjie; Zhai, Junhui; Renwick, Neil; Grolla, Allen; Geisbert, Thomas W.; Drosten, Christian; Towner, Jonathan S.; Ju, Jingyue; Paweska, Janusz Tadeusz; Nichol, Stuart T.; Swanepoel, Robert; Feldmann, Heinz; Jahrling, Peter B.; Lipkin, Ian W. (Centers for Disease Control and Prevention, 2006-04)
    Viral hemorrhagic fevers are associated with high rates of illness and death. Although therapeutic options are limited, early differential diagnosis has implications for containment and may aid in clinical management. We ...
  • Multiplex real-time RT-PCR for detection and distinction of Spondweni and Zika virus 
    Rademan, Rochelle; Markotter, Wanda; Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus (Elsevier, 2019-04)
    Zika (ZIKV) and Spondweni viruses (SPOV) are closely related mosquito borne flaviviruses in the Spondweni serogroup. The co-circulation and similar disease presentation following ZIKV and SPOV infection necessitates the ...
  • Next-generation sequencing of southern African Crimean-Congo haemorrhagic fever virus isolates reveals a high frequency of M segment reassortment 
    Goedhals, Dominique; Bester, P.A.; Paweska, Janusz Tadeusz; Swanepoel, Robert; Burt, F.T. (Cambridge University Press, 2014-05-01)
    Crimean Congo haemorrhagic fever virus (CCHFV) is a bunyavirus with a single-stranded RNA genome consisting of three segments (S, M, L), coding for the nucleocapsid protein, envelope glycoproteins and RNA polymerase, ...
  • Nomenclature- and database-compatible names for the two Ebola virus variants that emerged in Guinea and the Democratic Republic of the Congo in 2014 
    Kuhn, Jens H.; Andersen, Kristian G.; Baize, Sylvain; Bào, Yīmíng; Bavari, Sina; Berthet, Nicolas; Blinkova, Olga; Brister, J. Rodney; Clawson, Anna N.; Fair, Joseph; Gabriel, Martin; Garry, Robert F.; Gire, Stephen K.; Goba, Augustine; Gonzalez, Jean-Paul; Günther, Stephan; Happi, Christian T.; Jahrling, Peter B.; Kapetshi, Jimmy; Kobinger, Gary; Kugelman, Jeffrey R.; Leroy, Eric M.; Maganga, Gael Darren; Mbala, Placide K.; Moses, Lina M.; Muyembe-Tamfum, Jean-Jacques; N’Faly, Magassouba; Nichol, Stuart T.; Omilabu, Sunday A.; Palacios, Gustavo; Park, Daniel J.; Paweska, Janusz Tadeusz; Radoshitzky, Sheli R.; Rossi, Cynthia A.; Sabeti, Pardis C.; Schieffelin, John S.; Schoepp, Randal J.; Sealfon, Rachel; Swanepoel, Robert; Towner, Jonathan S.; Wada, Jiro; Wauquier, Nadia; Yozwiak, Nathan L.; Formenty, Pierre (MDPI Publishing, 2014-11)
    In 2014, Ebola virus (EBOV) was identified as the etiological agent of a large and still expanding outbreak of Ebola virus disease (EVD) in West Africa and a much more confined EVD outbreak in Middle Africa. Epidemiological ...