• Preferential alkali metal adduct formation by cis geometrical isomers of dicaffeoylquinic acids allows for efficient discrimination from their trans isomers during ultra-high-performance liquid chromatography/quadrupole time-of-flight mass spectrometry 

  Makola, MM; Steenkamp, Paul A; Dubery, IA; Kabanda, MM; Madala, NE (Wiley, 2016-03)

  Caffeoylquinic acid (CQA) derivatives are a group of structurally diverse phytochemicals that have attracted attention due to their many health benefits. The structural diversity of these molecules is due in part to the ...
• Biowaste4SP - From an African Student Perspective 

  Tawona, Neville (2015-09)

  This report discusses Biowaste4SP, from an African Student Perspective
• Acute and subacute toxicological evaluation of the aerial extract of Monsonia angustifolia E. Mey. ex. A. Rich in Wistar rats 

  Afolayan, AJ; Wintola, OA; Fouche, Gerda (Hindawi, 2016)

  The acute and subacute toxicity profile of the aerial extract of Monsonia angustifolia in Wistar rats was evaluated. The Organization for Economic Cooperation and Development (OECD) 420 guideline was adopted in the acute ...
• Profiling of altered metabolomic states in Nicotiana tabacum cells induced by priming agents 

  Mhlongo, MI; Steenkamp, Paul A; Piater, LA; Madala, NE; Dubery, IA (Frontiers Media, 2016-10)

  Metabolomics has developed into a valuable tool for advancing our understanding of plant metabolism. Plant innate immune defenses can be activated and enhanced so that, subsequent to being pre-sensitized, plants are able ...
• Lipopolysaccharide-induced metabolome signature in Arabidopsis thaliana reveals dynamic reprogramming of Phytoalexin and Phytoanticipin pathways 

  Finnegan, T; Steenkamp, Paul A; Piater, LA; Dubery, IA (PLOS, 2016-09)

  Lipopolysaccharides (LPSs), as MAMP molecules, trigger the activation of signal transduction pathways involved in defence. Currently, plant metabolomics is providing new dimensions into understanding the intracellular ...
• Isolation and identification of euphol and ß-sitosterol from the dichloromethane extracts of Synadenium glaucescens 

  Nyigo, VA; Peter, X; Mabiki, F; Malebo, HM; Mdegela, RH; Fouché, Gerda (The Journal of Phytopharmacology, 2016-06)

  Purification of dichloromethane extract from root barks and leaves of Synadenium glaucescens respectively resulted into the isolation of two compounds namely Euphol and ß-sitosterol. Chemical structures were established ...
• Alternative pathway implicated as an influencing factor in the synthesis of theaflavin 

  Van der Westhuizen, M; Steenkamp, L; Steenkamp, Lucia H; Apostolides, Z (Taylor & Francis, 2016-03)

  The principal pigments present in black tea, theaflavins (TF), have been indicated to be of potential clinical significance in various fields of research which has been hampered by the very low levels of TFs from black tea ...
• The future of grain science: the contribution of indigenous small grains to food security, nutrition and health in South Africa [AACCI Report] 

  Dlamini, N; Siwela, M (AACC International, 2015-08)

  Cereals form a major component of diets around the world; the most commonly consumed cereals include wheat, rice, maize, and barley. In tropical and semiarid regions of Sub-Saharan Africa and Asia, however, ¿small grain¿ ...
• Packhouse to port: Investigating temperature breaks in the South African summer fruit export cold chain 

  Freiboth, H; Goedhals-Gerber, LL; van Dyk, E; Dodd, M (LM-SCM 2014 XII. International Logistics and Supply Chain Congress, 2014-10)

  A large amount of fruit and money is lost every season due to breaks in the South African fruit export cold chain. With food security becoming an ever growing concern, especially in developing countries like South Africa, ...
• The handling of fruit reefer containers in the Cape Town container terminal 

  Goedhals-Gerber, LL; Stander, C; van Dyk, E (LM-SCM 2014 XII. International Logistics and Supply Chain Congress, 2014-10)

  South Africa is one of the world’s largest fresh fruit exporters, exporting a vast number of different fruit types and cultivars. The fresh fruit industry has seen significant growth in the past few years with the future ...
• Defluoridation of drinking water using Al3+-modified bentonite clay: Optimization of fluoride adsorption conditions 

  Vhahangwele, M; Mugera, GW; Tholiso, N (Taylor & Francis, 2014-11)

  Al(sup3+)-bentonite clay (Alum-bent) was prepared by ion exchange of base cations on the matrices of bentonite clay. Intercalation of bentonite clay with Al(sup3+) was performed in batch experiments. Parameters optimized ...
• Neural network modelling and prediction of the flotation deinking behaviour of industrial paper recycling processes 

  Pauck, WJ; Venditti, R; Pocock, J; Andrew, J (Arbor Publishing Ab, 2014)

  The removal of ink from recovered papers by flotation deinking is considered to be the “heart” of the paper recycling process. Attempts to model the deinking flotation process from first principles has resulted in complex ...
• Fabrication of a multiplexed microfluidic system for scaled up production of cross-linked biocatalytic microspheres 

  Mbanjwa, M; Chen, H; Fourie, L; Ngwenya, S; Land, K (SPIE Digital Library, 2014-06)

  Multiplexed or parallelised droplet microfluidic systems allow for increased throughput in the production of emulsions and microparticles, while maintaining a small footprint and utilising minimal ancillary equipment. The ...
• Value added products from microalgae 

  Naidoo, T; Zulu, N; Maharajh, Dheepak M; Lalloo, R (CRC Press, 2013-09)

  Microalgae represent a bio-diverse resource (Metting, 1996; Pulz and Gross, 2004). The complexity of their chemical composition and range of biochemical products make these organisms exploitable resources for valuable and ...
• Antileishmanial activity of 12-methoxycarnosic acid from Salvia repens Burch. ex Benth. (Lamiaceae) 

  Mokoka, TA; Peter, XK; Fouché, Gerda; Moodley, N; Adams, M; Hamburger, M; Kaiser, M; Brun, R; Maharaj, V; Koorbanally, Nicoli A (Elsevier, 2014-01)

  In South Africa, Salvia repens is used traditionally to treat sores, stomach ache and diarrhoea. The high performance liquid chromatography (HPLC)-based activity profiling of S. repens whole plant extract showed an active ...
• Cuticle scale measurement of animal fibers by SEM and AFM 

  Notayi, M; Engelbrechts, JAA; Lee, ME; Goosen, WE; Hunter, L; Botha, Anton F (2013-12)

  Mohair belongs to a class of animal fibers collectively called speciality fibers, due to the fact that these fibres are luxurious, rare and often expensive relative to sheep wool. South Africa produces more than 50% of the ...
• Investigating temperature breaks in the summer fruit export cold chain - a case study 

  Freiboth, HW; Goedhals-Gerber, LL; Van Dyk, FE; Dodd, MC (AOSIS, 2013-11)

  There is concern in the South African fruit industry that a large amount of fruit and money is lost every season due to breaks in the fruit export cold chain. The possibility of a large percentage of losses in a significant ...
• Ozone bleaching of South African Eucalyptus grandis kraft pulps containing high levels of hexenuronic acids 

  Andrew, JE; Johakimu, Jonas K; Ngema, NE (Tappi Press, 2013-08)

  Ozone use in conjunction with chlorine dioxide during pulp bleaching offers several advantages over conventional bleaching sequences that make use of chlorine dioxide only. Despite this, in South Africa, only one mill uses ...
• Novel mixing method for cross linker introduction into droplet emulsions 

  Land, KJ; Mbanjwa, MM; Korvink, JG (Royal Society Chemistry, 2013-10)

  Microfluidic devices are commonly utilised for the manufacture of particles. In certain applications, cross linkers are required to manufacture these particles, and when introduced in continuous form will foul the microfluidic ...
• The South African wine industry: Insights survey 2013 

  Blok, T; Janse van Rensburg, P; Swart, C; Kussing, U; Bruwer, T; Du Toit, J; Hayman, L; Weilbach, F; Eksteen, P; Van Tonder, M; Louw, J; Van Dyk, E (PWC (PricewaterhouseCoopers), 2013-09)

  PwC’s 2013 South African wine industry insights survey explores some of the issues facing local wine businesses, specifically those evident from the financial results of the 2012 harvest, human resource management practices ...

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