• Convolution algebra for extended Feller convolution 

  Lee, Wha-Suck; Le Roux, Christiaan (Springer, 2020)

  We apply the recently introduced framework of admissible homomorphisms in the form of a convolution algebra of C2-valued admissible homomorphisms to handle two-dimensional uni-directional homogeneous stochastic kernels. ...
• Comments on: Tests for multivariate normalit: a critical review with emphasis on weighted L2 -statistics 

  Meintanis, Simos G. (Springer, 2020)

  We discuss extension of the BHEP test to more general families of distributions
• Ten research questions to support South Africa’s Inland Fisheries Policy 

  Weyl, O.L.F.; Smit, N.J.; Wepener, V.; Barkhuizen, L.; Christison, K. (Taylor & Francis, 2020)

  South Africa is in the process of developing a National Freshwater (Inland) Wild Capture Fisheries Policy. A properly focused research strategy is essential to guide the policy development process, and thus a dedicated ...
• Chitosan composite biomaterials for bone tissue engineering: a review 

  Fourie, Jaundrie; Du Preez, Louis; Taute, Francois; De Beer, Deon (Springer, 2020)

  The bone is a highly dynamic tissue with the remarkable ability to remodel and is in a continuous cycle of resorption and renewal as a result of internal mediators and external mechanical demands. Researchers have doubled ...
• Methylene blue analogues: in vitro antimicrobial minimum inhibitory concentrations and in silico pharmacophore modelling 

  Thesnaar, Louis; Bezuidenhout, Jaco J.; Petzer, Anél; Petzer, Jacobus P.; Cloete, Theunis T. (Elsevier, 2020)

  It has been shown that methylene blue has antimicrobial properties although few studies have determined its minimum inhibitory concentration (MIC), which is the gold standard used to measure antimicrobial activity. The ...
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  Stable isotope dynamics of herbivorous reef fishes and their ectoparasites 

  Jenkins, William G.; Sikkel, Paul C.; Demopoulos, Amanda W. J.; Nicholson, Matthew D. (MDPI, 2020)

  Acanthurids (surgeonfishes) are an abundant and diverse group of herbivorous fishes on coral reefs. While their contribution to trophic linkages and dynamics in coral reef systems has received considerable attention, the ...
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  Cytotoxicity, phytochemical, antiparasitic screening, and antioxidant activities of mucuna pruriens (Fabaceae) 

  Jimoh, Mahoob Abdekilekun; Idris, Oladayo Amed; Jimoh, Muhali Olaide (MDPI, 2020)

  This study aimed at assessing the biological activities of Mucuna pruriens seeds using cytotoxicity, phytochemical, antiparasitic screening, and antioxidant assays. Mature fruits of M. pruriens were harvested from Fort ...
• Compositional turnover in ecto- and endoparasite assemblages of an African bat, Miniopterus natalensis (Chiroptera, Miniopteridae): effects of hierarchical scale and host sex 

  Krasnov, Boris R.; Ueckermann, Edward A.; Junker, Kerstin; Wood, Simon; Venter, Gert J. (Cambridge Univ Press, 2020)

  We studied the compositional turnover in infracommunities and component communities of ecto- and endoparasites infesting a bat, Miniopterus natalensis (Chiroptera, Miniopteridae), across seven sampling sites using the zeta ...
• Skills’ sets and shared benefits: perceptions of resettled people from the Yangtze-Huai River Diversion Project in China 

  Xu, Junzhuo; Fischer, Thomas B.; Shi, Guoqing; Li, Bingqin; Zhang, Ruilian (Taylor & Francis, 2020)

  Development induced displacement and resettlement (DIDR) projects should share their benefits with those affected by them. This paper shows that in the case of the Yangtze-Huai River Diversion Project in China perceptions ...
• Zooplankton composition of temporary pools within the lower Nata River channel, Botswana, during dry season 

  West, D.T.; Van As, L.L. (Taylor & Francis, 2020)

  The Nata River is a seasonal system situated in the semi-arid north-eastern Botswana, where rainfall is unpredictable and drought is common. The annual flow of approximately 279 million cubic meters is regionally significant ...
• Insult to injury-potential contribution of coronavirus disease-19 to neuroinflammation and the development of HIV-associated neurocognitive disorders 

  Williams, Monray Edward; Fielding, Burtram Clinton (Mary Ann Liebert, 2020)

  Severe acute respiratory syndrome (SARS)-coronavirus (CoV)-2 is responsible for a new coronavirus disease known as coronavirus disease-19 (COVID-19). SARS-CoV-2 reports neurotropic properties and may have neurological ...
• Mycobacterium tuberculosis curli pili (MTP) is associated with significant host metabolic pathways in an A549 epithelial cell infection model and contributes to the pathogenicity of Mycobacterium tuberculosis 

  Reedoy, K.S.; Loots, D.T.; Beukes, D.; Van Reenen, M.; Pillay, B. (Springer, 2020)

  Introduction A clear understanding of the metabolome of Mycobacterium tuberculosis and its target host cell during infection is fundamental for the development of novel diagnostic tools, effective drugs and vaccines ...
• Fast radio burst trains from magnetar oscillations 

  Wadiasingh, Zorawar; Chirenti, Cecilia (IOP Publishing, 2020)

  Quasi-periodic oscillations inferred during rare magnetar giant flare tails were initially interpreted as torsional oscillations of the neutron star (NS) crust, and have been more recently described as global core+crust ...
• Uncertainties implicit to the use of the force-field solutions to the Parker transport equation in analyses of observed cosmic ray antiproton intensities 

  Engelbrecht, N. Eugene; De Felice, Valeria (APS, 2020)

  Spacecraft observations of cosmic ray antimatter intensities can potentially shed new light on previously unknown physics and hence play an essential role in the search for dark matter. At lower energies, however, these ...
• Ce0.8Sr0.2CoxFe1-xO3-delta (x=0.2, 0.5, 0.8) - a Perovskite-type nanocomposite for application in the oxygen evolution reaction in alkaline media 

  Njoku, C.B.; Kriek, R.J.; Doyle, B.P.; Carleschi, E. (Wiley, 2020)

  Three perovskite‐type nanocomposites, i. e. Ce0.8Sr0.2CoxFe1‐xO3‐δ (x=0.2, CSCF1; 0.5, CSCF2; 0.8, CSCF3), were synthesized employing the sol‐gel technique, subsequent to which they were physically and electrochemically ...
• Nature's enduring patterns: a path to systems literacy 

  Goede, Roelien (Wiley, 2020)

  The theme of this special issue, Nature's Enduring Patterns: A Path to Systems Literacy, was celebrated at the 63rd Meeting of the International Society for the Systems Sciences in Corvallis in July 2019. In a world dominated ...
• Ozone concentrations and their potential impacts on Vegetation in Southern Africa 

  Laakso, Lauri; Beukes, Johan Paul; Van Zyl, Pieter Gideon; Pienaar, Jacobus J.; Josipovic, Miroslav; Venter, Andrew; Jaars, Kerneels (Elsevier, 2013)

  The tropospheric ozone concentrations over southern Africa are relatively high due to large precursor emissions from biomass burning, vegetation and anthropogenic sources and the intensity of solar radiation. In this study, ...
• Estimating the concentration of nucleation mode aerosol particles over South Africa using satellite remote sensing measurements 

  Sundström, A.-M.; Laakso, L.; Beukes, J.P.; Van Zyl, P.G.; Josipovic, M.; Venter, A.D.; Jaars, K.; Pienaar, J.J.; Piketh, S.; Chiloane, E.K. (AIP Publishing, 2013)

  In this work satellite based observations were used to estimate the concentration of nucleation mode aerosols over South Africa. The nucleation mode aerosols can not be detected directly with satellite instruments since ...
• Automated continuous air monitoring 

  Beukes, Johan Paul; Venter, Andrew Derick; Josipovic, Miroslav; Van Zyl, Pieter Gideon; Jaars, Kerneels; Dunn, Marcell; Laakso, Lauri (Elsevier, 2015)

  Anthropogenic and anthropogenically induced emissions (such as emissions due to land use change) of various gaseous and particulate atmospheric species have substantially increased since the onset of the industrial ...
• Passive diffusion sampling devices for monitoring ambient air concentrations 

  Pienaar, J.J.; Beukes, Johan Paul; Van Zyl, Pieter Gideon; Lehmann, C.M.B.; Aherne, J. (2015)

  This chapter gives an overview of sampling ambient air using passive (also termed diffusive) samplers. The use of this type of sampler in ambient air monitoring has become very popular due to the simplicity and convenience ...

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