Browsing Faculty of Natural Science by Title
Now showing items 1912-1931 of 2593
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Population structure and demographics in Nigerian populations utilizing Y-chromosome markers
(University of the Western Cape, 2014)Nigeria is peopled by ethnically and linguistically diverse populations of which little were known until the last few millennial. The absence of major natural geographical barrier increases the possibility of the populations ... -
Pore pressure prediction and direct hydrocarbon indicator: insight from the southern pletmos basin, offshore South Africa
(University of the Western Cape, 2014)An accurate prediction of pore pressure is an essential in reducing the risk involved in a well or field life cycle. This has formed an integral part of routine work for exploration, development and exploitation team in ... -
Pore pressure prediction: a case study of sandstone reservoirs, Bredasdorp basin, South Africa
(University of the Western Cape, 2014)The Bredasdorp basin is situated off the south coast of the Republic of South Africa, southeast of Cape Town and west-south-west of Port Elizabeth. It covers approximately 18,000 sq. km beneath the Indian Ocean along the ... -
Porosity and permeability distribution in the deep marine play of the central Bredasdorp Basin, Block 9, offshore South Africa
(University of the Western Cape, 2006)This study described porosity and permeability distribution in the deep marine play of the central Bredasdorp Basin, Block 9, offshore South Africa using methods that include thin section petrography, X-ray diffraction, ... -
Porosity and Permeability Distribution in the Deep Marine Play of the Central Bredasdorp Basin, Block 9, Offshore South Africa
(University of the Western Cape, 2006)This study describes porosity and permeability distribution in the deep marine play of the central Bredasdorp Basin, Block 9, offshore South Africa using methods that include thin section petrography, X-ray diffraction, ... -
Porous metal complexes for CO2 capturing
(University of the Western Cape, 2017)The need in energy has resulted in the burning of fossil fuels at an increasingly high level. The consequence is a release of high volumes of carbon dioxide gas (CO2) in the atmosphere. This gas is a major greenhouse gas ... -
The possible effect of Hypoxis hemerocalledia (African potato) on blood glucose levels : an in vitro study
(University of the Western Cape, 2015)The plant Hypoxis hemerocallidea, also known as the African potato, is commonly used as a traditional medicine to treat diabetes in South Africa. The mechanism by which it lowers blood glucose levels is not known. The ... -
Post-deposition doping of silicon nanowires
(University of the Western Cape, 2018)Silicon nanowires (Si NWs) continue to demonstrate superior properties to their bulk counterparts, with respect to their morphological and electrical transport properties for the use in photovoltaic (PV) applications. ... -
Post-Fire response of botanical and microbial communities in the succulent Karoo
(University of the Western Cape, 2018)Fire as a form of disturbance is unique in the way it impacts upon the environment, acting like a herbivore with a ubiquitous appetite. Consuming both dead and living material, converting complex organic molecules into ... -
Post-market assessment of the quality of first line regimen fixed-dose combination antiretrovirals in South Africa
(University of the Western Cape, 2017)The rapid increase in access to new antiretrovirals (ARVs) worldwide and, especially in sub-Saharan Africa, coupled with the well-documented problem of poor quality ARVs in developing countries has underscored the need for ... -
Potamanautes warreni biomarker assays to monitor silver nanomaterial contaminants in aquatic environments
(University of the Western Cape, 2016)There has been extensive growth in nanoscale technology in the last few decades to such a degree that nanomaterials (NMs) have become a constituent in a wide range of manufactured commercial and domestic products. This ... -
Potamonautes spp. As a bioindicator for oestrogenic endocrine disrupting chemicals
(University of the Western Cape, 2017)Environmental pollutants, such as endocrine disrupting chemicals (EDCs), are a health concern as they can adversely affect animal health by interfering with the normal function of hormones. Oestrogenic EDCs can cause ... -
Potential anti-melanogenic effects of selected South African plants on b16 melanoma cells
(University of the Western Cape, 2019)Dyspigmentation is one of the commonest dermatological presenting complaints from patients, particularly hyperpigmentation. Hyperpigmentation can cause dangerous psychological and emotional impact on self-perception and ... -
Potential neuroprotective effects of fermented rooibos herbal tea in a rat model of ischemic brain injury
(University of the Western Cape, 2015)Stroke is the third leading cause of death in South Africa, killing about 240 people a day and leaving survivors with residual disabilities. There is no clinically approved neuroprotective agent for stroke at the moment ... -
The potential neuroprotective effects of two South African plant extracts in hydrogen peroxide-induced neuronal toxicity
(University of the Western Cape, 2018)Background: Oxidative stress induced by reactive oxygen species has been strongly associated with many neurodegenerative diseases (NDDs) and many medicinal plant-derived products have been reported to exert potent antioxidant ... -
The potential of commercial praziquantel formulations as "off label" treatments for diplectanum oliveri (monogenea) infecting cultured argyrosomus species in the South African marine finfish aquaculture industry
(University of the Western Cape, 2012)Aquaculture is a vast industry all over the world and has increased significantly during the past 30 years. In South Africa, finfish aquaculture farms stretch from Gansbaai to as far as Richards bay with the potential ... -
The potential therapeutic role of palm oil on prostate cancer
(University of the Western Cape, 2020)Prostate cancer is one of the heterogeneous groups of neoplastic diseases originating from the reproductive system of the male naming, the prostate gland. In the west, prostate cancer is the most common cancer affecting ... -
Poverty and access to health care in Ghana: the challenge of bridging the equity gap with health insurance
(University of the Western Cape, 2014)This study addresses the issue of the low participation in or enrolment of the poor in Ghana’s National Health Insurance Scheme (NHIS). The low enrolment of the poor in the NHIS is attributed to the difficulty in identifying ... -
Power studies of multivariate two-sample tests of comparison
(University of the Western Cape, 2007)The multivariate two-sample tests provide a means to test the match between two multivariate distributions. Although many tests exist in the literature, relatively little is known about the relative power of these procedures. ... -
Power studies of multivariate two-sample tests of comparison
(University of the Western Cape, 2007)The multivariate two-sample tests provide a means to test the match between two multivariate distributions. Although many tests exist in the literature, relatively little is known about the relative power of these procedures. ...