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SUNScholar Research Repository

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  • Bloem, Liezl M.   Storbeck, Karl-Heinz   Schloms, Lindie   Swart, Amanda C. (MDPI, 2013-10)
    The biological significance of 11β-hydroxyandrostenedione (11OHA4) has eluded researchers for the past six decades. It is now known that 11OHA4 is biosynthesized in the androgen arm of the adrenal steroidogenesis pathway ...
  • De Bosscher, Karolien   Van den Berghe, Wim   Beck, Ilse M. E.   Van Molle, Wim   Hennuyer, Nathalie   Hapgood, Janet   Liber, Claude   Staels, Bart   Louw, Ann   Haegeman, Guy (PNAS, 2005-11)
    The identification of selective glucocorticoid receptor (GR) modifiers, which separate transactivation and transrepression properties, represents an important research goal for steroid pharmacology. Although the gene-activating ...
  • Robertson, Steven   Allie-Reid, Fatima   Vanden Berghe, Wim   Visser, Koch   Binder, Anke   Africander, Donita   Vismer, Michael   De Bosscher, Karolien   Hapgood, Janet   Haegeman, Guy   Louw, Ann (HighWire Press, 2010-03)
    Compound A (CpdA), a dissociated glucocorticoid receptor modulator, decreases corticosteroid-binding globulin (CBG), adrenocorticotropic hormone (ACTH), and luteneinizing hormone levels in rats. Whether this is due to ...
  • Anderson, Bruce (AOSIS OpenJournals, 2010-08)
    The new ‘African dinosaurs’ exhibit at the Iziko South African Museum in Cape Town capitalises on a fascination that almost every person – old and (especially) young – has with dinosaurs. A highway into the human ...
  • Makunga, Nokwanda P. (AOSIS OpenJournals, 2011-10)
    In the past few years, African medicinal plants have received considerable attention, and it has been lamented that the documentation of the continent’s species that are used in traditional medicine lags behind China and ...
  • Van Wilgen, Nicola J.   Richardson, David M.   Baard, Ernst H. W. (Academy of Science of South Africa -ASSAf, 2008-02)
    Biological invasions are a growing problem in South Africa. Many alien species have been introduced for various reasons and through multiple pathways over the past few centuries. Invasive alien reptiles and amphibians ...
  • Spear, Dian   McGeoch, Melodie A.   Foxcroft, Llewellyn C.   Bezuidenhout, Hugo (AOSIS OpenJournals, 2011-08)
    Invasive alien species (IAS) are one of the major threats to biodiversity in protected areas and pose a significant management challenge (see Allen, Brown & Stohlgren 2009; Pyšek, Jarošík & Kučera 2002). One of the first ...
  • Fawole, Olaniyi A.   Makunga, Nokwanda P.   Opara, Umezuruike L. (BioMed Central, 2012-10)
    Abstract Background This study evaluated, using in vitro assays, the antibacterial, antioxidant, and tyrosinase-inhibition activities of methanolic extracts from peels of seven ...
  • Wild, Marcel (Society for Industrial and Applied Mathematics (SIAM), 2006-08)
    The asymptotic number of nonequivalent binary n-codes is determined. This is also the asymptotic number of nonisomorphic binary matroids on n elements.
  • Burger, B. V.   Reiter, B.   Borzyk, O.   Du Plessis, M. A. (Springer Verlag, 2004-08)
    Using gas chromatography–mass spectrometry in conjunction with auxiliary techniques such as solid phase microextraction and determination of double bond positions by means of dimethyl disulfide derivatization, 45 ...
  • Mothapo, Natasha P.   Wossler, Theresa C. (BioMed Central, 2011-02)
    Abstract: Background: The Argentine ant, Linepithema humile, is a widespread invasive ant species that has successfully established in nearly all continents across the globe. Argentine ants are characterised by a social ...
  • Reinecke, A. J. (Koot)   Reinecke, Sophie A. (AOSIS OpenJournals, 2010-06)
    Grond is ’n baie heterogene substraat wat ’n omgewingsmatriks daarstel wat in ruimte en oor tyd kan varieer wat betref pH, organiese koolstof, verspreiding van partikelgrootttes en voginoud. Ook chemiese, fi siese en ...
  • Blanchard, Ryan   Richardson, David M.   O'Farrell, Patrick J.   Von Maltitz, Graham P. (ASSAF -- Academy of Science of South Africa, 2011-03)
    The South African government, as part of its efforts to mitigate the effects of the ongoing energy crisis, has proposed that biofuels should form an important part of the country's energy supply. The contribution of liquid ...
  • Van Zinderen Bakker, E. M., Jr. (Stellenbosch : Antarctic Legacy Project, 2011-10-03)
    Van Zinderen Bakker Jr, E.M. 1967. Bird Studies on Marion and Prince Edward Islands. Zoological Society,7(3)5.
  • Wossler, Theresa (AOSIS OpenJournals, 2010-02)
    Pathways to scientific teaching is a compilation of previously published, two-paged articles in Frontiers in ecology and the environment, a publication of the Ecological Society of America. In 2004, this publication instituted ...
  • Light, Marnie E.   Burger, B. V.   Staerk, Dan   Kohout, Ladislav   Van Staden, Johannes (American Chemical Society and American Society of Pharmacognosy, 2010-01)
    Smoke plays an intriguing role in promoting the germination of seeds of many species following a fire. Recently, a bicyclic compound containing a condensed butenolide moiety, 3-methyl-2H-furo[2,3-c]pyran-2-one (1), was ...
  • De Kock, J. M.   De Kock, C.   De Kock, J. C. (AOSIS OpenJournals, 2001)
    Professor C.G.S. de Villiers wat by almal bekend gestaan het as “Dr. Con”, was vir sewe en dertig jaar professor in soölogie aan die Universiteit van Stellenbosch. Hy was ’n besonderse persoon en het ’n vormende invloed ...
  • Anguelov, R.   Butler, P. W.   Rohwer, C. H.   Wild, Marcel (Cornell University Library, 2011)
    ENGLISH ABSTRACT: Two procedures to compute the output distribution 0S of certain stack filters S (so called erosion-dilation cascades) are given. One rests on the disjunctive normal form of S and also yields the rank ...
  • Reyskens, Kathleen M. S. E.   Fisher, Tarryn-Lee   Schisler, Jonathan C.   O'Connor, Wendi G.   Rogers, Arlin B.   Willis, Monte S.   Planesse, Cynthia   Boyer, Florence   Rondeau, Philippe   Bourdon, Emmanuel   Essop, M. F. (PLoS, 2013-11)
    Although antiretroviral treatment decreases HIV-AIDS morbidity/mortality, long-term side effects may include the onset of insulin resistance and cardiovascular diseases. However, the underlying molecular mechanisms responsible ...
  • Cherry, Micheal (AOSIS OpenJournals, 2010-06)
    It would not be right for this journal to ignore the fact that on 31 May 1910, a century ago, the Union of South Africa came into being. That date saw the birth of the country in which we live today. Before then there ...