Browsing by Author "Zaayman, Dewald"

Browsing by Author "Zaayman, Dewald"

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  • Zaayman, Dewald (University of Pretoria, 2007)
    The Russian wheat aphid (Diuraphis noxia, RWA), is a serious pest in most wheat producing countries around the world. Infestation of wheat fields by this pest has a severe economic impact, as a result of heavy losses in ...
  • Venter, Marietjie; Human, Stacey; Zaayman, Dewald; Gerdes, Gertruida Hermanna; Williams, J.H. (June Heather); Steyl, Johan Christian Abraham; Leman, Patricia A.; Paweska, Janusz Tadeusz; Setzkorn, Hildegard; Rous, Gavin; Murray, Sue; Parker, Rissa; Donnellan, C.M.B. (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 ...
  • Van Eeden, Charmaine; Zaayman, Dewald; Venter, Marietjie (Elsevier, 2014-01)
    Recently Shuni virus (SHUV) has been identified in clinical cases of neurological disease in horses in South Africa. Being that it was one of the less recognized orthobunyaviruses, with limited clinical descriptions of ...
  • Venter, Marietjie; Steyl, Johan Christian Abraham; Weyer, Jacqueline; Zaayman, Dewald; Paweska, Janusz Tadeusz; Swanepoel, Robert; Human, Stacey; Blumberg, Lucille H.; Leman, Patricia A. (Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2010-03)
    No abstract available.
  • Zaayman, Dewald; Venter, Marietjie (Coordinating Center for Infectious Diseases, Centers for Disease Control and Prevention, 2012-12)
    We investigated West Nile virus (WNV) as a possible disease etiology in persons hospitalized in South Africa. Of 206 specimens tested, 36 had WNV neutralizing antibodies, signifi cantly more than in similar earlier ...