Browsing by UP Author "Jansen van Vuren, Petrus"

Browsing by UP Author "Jansen van Vuren, Petrus"

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  • 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 ...
  • 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 ...
  • 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, ...
  • 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 ...
  • Isolation of a novel fusogenic orthoreovirus from Eucampsipoda africana bat flies in South Africa 
    Jansen van Vuren, Petrus; Wiley, Michael; Palacios, Gustavo; Storm, Nadia; McCulloch, Stewart D.; Markotter, Wanda; Birkhead, Monica; Kemp, Alan; Paweska, Janusz Tadeusz (MDPI Publishing, 2016-02-29)
    We report on the isolation of a novel fusogenic orthoreovirus from bat flies (Eucampsipoda africana) associated with Egyptian fruit bats (Rousettus aegyptiacus) collected in South Africa. Complete sequences of the ten ...
  • 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 ...
  • Lack of Marburg virus transmission from experimentally infected to susceptible in-contact Egyptian fruit bats 
    Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus; Fenton, Karla A.; Graves, Kerry; Grobbelaar, Antoinette A.; Moolla, Naazneen; Leman, Patricia; Weyer, Jacqueline; Storm, Nadia; McCulloch, Stewart D.; Scott, Terence Peter; Markotter, Wanda; Odendaal, Lieza; Clift, Sarah Jane; Geisbert, Thomas W.; Hale, Martin J.; Kemp, Alan (Oxford University Press, 2015)
    Egyptian fruit bats (Rousettus aegyptiacus) were inoculated subcutaneously (n = 22) with Marburg virus (MARV). No deaths, overt signs of morbidity, or gross lesions was identified, but microscopic pathological changes ...
  • 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 ...
  • 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 ...
  • A novel adenovirus isolated from the Egyptian fruit bat in South Africa is closely related to recent isolates from China 
    Jansen van Vuren, Petrus; Allam, Mushal; Wiley, Michael R.; Ismail, Arshad; Storm, Nadia; Birkhead, Monica; Markotter, Wanda; Palacios, Gustavo; Paweska, Janusz Tadeusz (Nature Publishing Group, 2018-06-25)
    Recently a number of novel adenoviruses have been isolated from diverse bat species and from diverse geographical locations. We describe the isolation of a novel adenovirus (Family Adenoviridae, genus Mastadenovirus) ...
  • Paramyxo- and coronaviruses in Rwandan bats 
    Markotter, Wanda; Geldenhuys, Marike; Jansen van Vuren, Petrus; Kemp, Alan; Mortlock, Marinda; Mudakikwa, Antoine; Nel, Louis Hendrik; Nziza, Julius; Paweska, Janusz Tadeusz; Weyer, Jacqueline (MDPI Publishing, 2019-07-02)
    A high diversity of corona- and paramyxoviruses have been detected in different bat species at study sites worldwide, including Africa, however no biosurveillance studies from Rwanda have been reported. In this study, ...
  • Rift Valley fever in Kruger National Park : do buffalo play a role in the inter-epidemic circulation of virus? 
    Beechler, B.R.; Bengis, Roy G.; Swanepoel, Robert; Paweska, Janusz Tadeusz; Kemp, Alan; Jansen van Vuren, Petrus; Joubert, J.; Ezenwa, V.O.; Jolles, Anna E. (2015-02)
    Rift Valley fever (RVF) is a zoonotic mosquito-borne virus disease of livestock and wild ruminants that has been identified as a risk for international spread. Typically, the disease occurs in geographically limited ...
  • Serum neutralising antibody response of seronegative horses against lineage 1 and lineage 2 West Nile virus following vaccination with an inactivated lineage 1 West Nile virus vaccine 
    Pearce, Michael C.; Venter, Marietjie; Schouwstra, Tjitske; Van Eeden, Charmaine; Jansen van Vuren, Petrus; Paweska, Janusz Tadeusz; Liu, Bo; Du Plessis, Arrie (OpenJournals Publishing, 2013-11-21)
    Lineage 2 West Nile virus (WNV) strains are endemic in South Africa and cause severe neurological disease in horses. An inactivated lineage 1 vaccine, Duvaxyn WNV, protects mice against challenge with a neuroinvasive South ...
  • South African Ebola diagnostic response in Sierra Leone : a modular high biosafety field laboratory 
    Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus; McCulloch, Stewart D.; Scott, Terence Peter; Meier, Gunther H.; Le Roux, Chantel; Conteh, Ousman S.; Kemp, Alan; Fourie, Cardia; Naidoo, Prabha; Naicker, Serisha; Ohaebosim, Phumza; Storm, Nadia; Hellferscee, Orienka; Ming Sun, Lisa K.; Loubser, Shayne; Goosen, Mark; Moerdyk, Alexandra; Dlamini, Wesley; Konneh, Kelfala; Kamara, Idrissa L.; Sowa, Dauda; Sorie, Samuel; Kargbo, Brima; Madhi, Shabir A. (Public Library of Science, 2017-06-19)
    BACKGROUND : In August 2014, the National Institute for Communicable Diseases (NICD) in South Africa established a modular high-biosafety field Ebola diagnostic laboratory (SA FEDL) near Freetown, Sierra Leone in ...
  • A survey on West Nile and Usutu viruses in horses and birds in Poland 
    Bazanow, Barbara; Jansen van Vuren, Petrus; Szymanski, Piotr; Stygar, Dominika; Fracka, Agnieszka; Twardon, Jan; Kozdrowski, Roland; Paweska, Janusz Tadeusz (MDPI Publishing, 2018-02-17)
    West Nile virus (WNV) and Usutu virus (USUV) are members of the family Flaviviridae which, natural life cycles involve mosquito–bird–mosquito transmission. Both represent emerging viruses in Europe with potential to cause ...
  • Taxonomy of the family Arenaviridae and the order Bunyavirales : update 2018 
    Maes, Piet; Alkhovsky, Sergey V.; Bào, Yīmíng; Beer, Martin; Birkhead, Monica; Briese, Thomas; Buchmeier, Michael J.; Calisher, Charles H.; Charrel, Rémi N.; Choi, Il Ryong; Clegg, Christopher S.; De la Torre, Juan Carlos; Delwart, Eric; DeRisi, Joseph L.; Di Bello, Patrick L.; Di Serio, Francesco; Digiaro, Michele; Dolja, Valerian V.; Drosten, Christian; Druciarek, Tobiasz Z.; Du, Jiang; Ebihara, Hideki; Elbeaino, Toufic; Gergerich, Rose C.; Gillis, Amethyst N.; Gonzalez, Jean-Paul J.; Haenni, Anne-Lise; Hepojoki, Jussi; Hetzel, Udo; Hồ, Thiện; Hóng, Ní; Jain, Rakesh K.; Jansen van Vuren, Petrus; Jin, Qi; Jonson, Miranda Gilda; Junglen, Sandra; Keller, Karen E.; Kemp, Alan; Kipar, Anja; Kondov, Nikola O.; Koonin, Eugene V.; Kormelink, Richard; Korzyukov, Yegor; Krupovic, Mart; Lambert, Amy J.; Laney, Alma G.; LeBreton, Matthew; Lukashevich, Igor S.; Marklewitz, Marco; Markotter, Wanda; Martelli, Giovanni P.; Martin, Robert R.; Mielke-Ehret, Nicole; Mühlbach, Hans-Peter; Navarro, Beatriz; Ng, Terry Fei Fan; Nunes, Márcio Roberto Teixeira; Palacios, Gustavo; Paweska, Janusz Tadeusz; Peters, Clarence J.; Plyusnin, Alexander; Radoshitzky, Sheli R.; Romanowski, Víctor; Salmenperä, Pertteli; Salvato, Maria S.; Sanfaçon, Hélène; Sasaya, Takahide; Schmaljohn, Connie; Schneider, Bradley S.; Shirako, Yukio; Siddell, Stuart; Sironen, Tarja A.; Stenglein, Mark D.; Storm, Nadia; Sudini, Harikishan; Tesh, Robert B.; Tzanetakis, Ioannis E.; Uppala, Mangala; Vapalahti, Olli; Vasilakis, Nikos; Walker, Peter J.; Wáng, Guópíng; Wáng, Lìpíng; Wáng, Yànxiăng; Wèi, Tàiyún; Wiley, Michael R.; Wolf, Yuri I.; Wolfe, Nathan D.; Wú, Zhìqiáng; Xú, Wénxìng; Yang, Li; Yāng, Zuòkūn; Yeh, Shyi-Dong; Zhāng, Yǒng-Zhèn; Zhèng, Yàzhōu; Zhou, Xueping; Zhū, Chénxī; Zirkel, Florian; Kuhn, Jens H. (Springer, 2018-08)
    In 2018, the family Arenaviridae was expanded by inclusion of 1 new genus and 5 novel species. At the same time, the recently established order Bunyavirales was expanded by 3 species. This article presents the updated ...
  • Virological and serological findings in Rousettus aegyptiacus experimentally inoculated with vero cells-adapted hogan strain of Marburg virus 
    Paweska, Janusz Tadeusz; Jansen van Vuren, Petrus; Masumu, Justin; Leman, Patricia A.; Grobbelaar, Antoinette A.; Birkhead, Monica; Clift, Sarah Jane; Swanepoel, Robert; Kemp, Alan; Markotter, Wanda (Public Library of Science, 2012-09-17)
    The Egyptian fruit bat, Rousettus aegyptiacus, is currently regarded as a potential reservoir host for Marburg virus (MARV). However, the modes of transmission, the level of viral replication, tissue tropism and viral ...