Author:Petrick, AJDate:1954The fuel and power supplies developed reasonably uniformly with the demand in the Union of South Africa up to about 1945. Although the coal industry made adequate provision for future requirements and has even now adequate potential production ...Read more
Author:Fouché, Gerda; Cragg, GM; Pillay, P; Kolesnikova, NI; Maharaj, VJ; Senabe, JVDate:Oct 2008A total of 7500 plant extracts were screened for in vitro anticancer activity against a panel of three human cell lines (breast MCF7, renal TK10 and melanoma UACC62). Extracts were classified into four categories based on their total growth ...Read more
Author:Booysen, L; Semete-Makokotlela, Boitumelo; Kalombo, Lonji; Swai, H; Kotzé, AFDate:01 Sep 2010It has been postulated that antituberculosis drugs encapsulated in polymeric nanoparticles are able to control the release of these drugs in vivo. These biodegradable polymers facilitate sustained/controlled release by means of degradation ...Read more
Author:De Wet, H; Fouché, Gerda; Van Heerden, FRDate:20 Jul 2009The cytotoxicity of crude alkaloid extracts obtained from the leaves and rhizomes of all the South African members of the family Menispermaceae (seven genera and 13 species) was tested against MCF7 (breast), UACC62 (melanoma) and TK10 (renal) ...Read more
Author:Ndlovu, G; Fouché, Gerda; Tselanyane, MDate:Sep 2013Aging is an inevitable process for all living organisms that increases reactive oxygen species leading to the dysregulatian of extracellular and intracellular homeostasis, ultimately resulting in the skin not functioning optimally. The level ...Read more
Author:Ndlovu, G; Fouché, Gerda; Tselanyane, M; Cordier, W; Steenkamp, VDate:Nov 2013Aging is an inevitable process for all living organisms. During this process reactive oxygen species generation is increased which leads to the activation of hyaluronidase, collagenase and elastase, which can further contribute to skin aging. ...Read more
Author:Yavari, N; Dam, JS; Antonsson, J; Wardell, K; Andersson-Engels, SDate:Sep 2005Knowledge of the optical properties of tissues can be applied in numerous medical and scientific fields, including cancer diagnostics and therapy. There are many different ways of determining the optical properties of turbid media. The paper ...Read more
Author:Truter, JC; Van Wyk, JH; Newman, Brent KDate:Dec 2015Various waterborne anthropogenic contaminants disrupt the endocrine systems of wildlife and humans, targeting reproductive pathways, among others. Very little is known, however, regarding the occurrence of endocrine disruptive activity in ...Read more
Author:Wepener, IDate:Oct 2012This presentation focuses on the manufacturing of the electrospun scaffold and the in vitro testing of this scaffold by making use of human cells. This scaffold is a possible candidate for repair and reconstruction of bone tissue.Read more
Author:Maduray, K; Karsten, A; Odhav, B; Nyokong, TDate:May 2011A series of water-soluble tetrasulfonated metallophthalocyanines (MPcs) dyes have been studied to be used as a drug or photosensitizer (PS) in photodynamic therapy (PDT) for the treatment of cancers. During PDT the PS is administrated ...Read more
Author:Abu-Serie, MM; Nasser, N; El-Wahab, AA; Shehawy, R; Pienaar, Harrison H; Baddour, N; Amer, RDate:Jan 2018Nostoc sp. is one of the most widely distributed cyanobacterial genera that produce potentially protein phosphatase (PP) inhibitor; microcystins (MCs). MCs have posed a worldwide concern due to predominant hepatotoxicity to human health. We ...Read more
Author:Semete, B; Booysen, L; Lemmer, Yolandy; Kalombo, Lonji; Katata, L; Verschoor, J; Swai, HSDate:Oct 2010The remarkable physicochemical properties of particles in the nanometer range have been proven to address many challenges in the field of science. However, the possible toxic effects of these particles have raised some concerns. The aim of ...Read more
Author:Ramduth, DM; Lalloo, Rajesh; Zulu, NNDate:Feb 2006A biological treatment, containing a consortium of Bacillus species isolated from natural environments, was formulated into a prototype product. Experiments were aimed at demonstrating the effects of the prototype on water quality. Trials ...Read more
Author:Jonathan, EDate:Jan 2008While human sweat secretion is accepted as a mechanism by which the body cools off, excessive sweating (hyperhidrosis) is now appreciated
as a medical condition and the primary site for diagnosis is the palm of the hand. We propose sweat ...Read more
Author:Van Schoor, Michael; Binley, ADate:Dec 2009The applicability of tunnel-to-tunnel electrical resistance tomography (ERT) for imaging disruptive geological structures ahead of mining, in an igneous platinum mining environment is assessed. The geophysical targets of interest are slump ...Read more