Browsing Theses and Dissertations (University of Pretoria) by Supervisor "Eloff, Jacobus Nicolaas"
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Browsing Theses and Dissertations (University of Pretoria) by Supervisor "Eloff, Jacobus Nicolaas"
Now showing items 1-20 of 58
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(University of Pretoria, 2019)Ticks and tick borne diseases remain a huge threat to livestock productivity the world over. While several efforts have been made to control ticks, current control measures are still not adequate. Conventionally, tick ...
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(University of Pretoria, 2017)Farmers in developing countries are faced with many diseases that limit the productivity of their animals, several of which are caused by tick infestations. To date, treatment of host animals with synthetic, chemical tick ...
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(University of Pretoria, 2007-08-13)Pyrrolizidine alkaloids (PAs) are one of the most significant groups of plant toxins in the world and are an important cause of poisoning in livestock, resulting in significant financial and production losses each year ...
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(University of Pretoria, 2006-03-13)Phytosterols and their glucosides (sterolins) have many therapeutic indications e.g. immune modulation, hypercholesterolaemia and benign prostatic hyperplasia (BPH). In this study sterolslsterolins in three BPH phytotherapeutics ...
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(University of Pretoria, 2013)In this study, two diverse scientific areas of research, namely, biological-chemical and public administration, were drawn upon to find an answer for improved risk governance of genetically modified organisms (GMO/GM) and ...
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(University of Pretoria, 2019)A previous study investigated and demonstrated that Hypoxis hemerocallidea (Fisch and Mey) (Hypoxidaceae) corm extracts used traditionally, stimulated insulin secretion from pancreatic _ cells maintained under ex vivo ...
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(University of Pretoria, 2022)Inflammation is a primordial response to protect the body against infection or trauma from outside or inside the body, such as harmful stimuli, viruses, bacteria and chemical exposures. This response is aimed at restoring ...
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(University of Pretoria, 2016)The Plant Breeder’s Right (PBR), also known as Plant Variety Protection (PVP), is a form of intellectual property afforded to breeders of newly bred plant varieties. In South Africa, intellectual protection of new plant ...
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(University of Pretoria, 2013-03-04)Diarrhoea is one of the killer diseases resulting from the dehydration and loss of electrolytes through profuse and excessive excretion of loose stool. The pathoaetiologies include infections, intestinal inflammation, ...
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(University of Pretoria, 2012-05-15)Diarrhoea is one of the killer diseases resulting from the dehydration and loss of electrolytes through profuse and excessive excretion of loose stool. The pathoaetiologies include infections, intestinal inflammation, ...
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(University of Pretoria, 2010-05-24)The aim of this study was to investigate plant species to develop a product with the potential of protecting plants or plant products against plant fungal pathogens. Hexane, dichloromethane, acetone, and methanol leaf ...
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(University of Pretoria, 2011)Alzheimer’s disease (AD) is a progressive neurodegenerative disorder, with a mean duration of about 8.5 years between manifestation of clinical symptoms and death. The disorder is characterised by abnormal pathologic ...
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(University of Pretoria, 2007-07-12)Several investigations into the antimicrobial activity of members of the Combretaceae have been undertaken in recent years. Although the antibacterial properties of various species of Combretum, Terminalia and Pteleopsis ...
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(University of Pretoria, 2007-08-13)There is an urgent need to discover new antimicrobial and antiviral compounds owing to increasing problems of resistance to drugs encountered in many pathogenic organisms. There are also problems with currently used drugs ...
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(University of Pretoria, 2008-09-22)The main aim of the study was to isolate compounds active against Candida albicans from the most active species from a pool of several trees. Seven tree species with good antifungal activity were selected from the Phytomedicine ...
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(University of Pretoria, 2010-08-10)In preliminary work done in a tree leaf screening project in the Phytomedicine Programme (www.up.ac.za/phyto) Ochna pretoriensis acetone leaf extracts had good antibacterial activity against several important bacterial ...
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(University of Pretoria, 2009-12-07)Due to the rapid development of tick resistance to synthetic chemical acaricides and the potential risk posed by these chemicals to non-target species, efforts are intensifying towards the development of entomopathogenic ...
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(University of Pretoria, 2012)Myiasis, the infestation of the skin of mammals by larvae of a variety of fly species, has been recognised as a major disease from ancient times. Despite being well known as a disease, it remains poorly controlled in the ...
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(University of Pretoria, 2012)Haemonchus contortus is globally the most important economic parasite of sheep and is characterised by its ability to induce severe production losses. Current remedies are faced with resistance and the cost of using these ...
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(University of Pretoria, 2014)Infectious diseases are the world’s leading cause of premature deaths in humans and animals. The resistance to antibiotics and the emergence of new infectious diseases has increased the need for additional effective ...
Now showing items 1-20 of 58