Browsing Philosophiae Doctor - PhD by Issue Date
Now showing items 21-40 of 59
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Identification of novel cold-adapted nitrilase superfamily enzymes
(2009)In bacteria, nitrile hydratases and enzymes of nitrilase and signature amidase superfamilies hydrolyse nitriles and amides to their corresponding carboxylic acids releasing ammonia. Bacteria expressing these enzymes are ... -
A bioinfonnatics approach to the study of the transcriptional regulation of AMPA Glutamate receptors (GRIAs) and genes whose expression are co-regulated with GRIAs
(University of the Western Cape, 2009)It was postulated that each gene has three main sets of transcriptional elements: one which is gene-specific, one which is family-specific, and a third which is tissue-specific. The starting hypothesis for this project had ... -
Male identified same-sex sexual fetish in South Africa: (re)defining sexual relations between people and things
(2010)Historical ethnographic and early psychoanalytic epistemologies on 'fetishism' focus primarily on the fetish 'object', whereby the subject of 'fetish practices' was identified, pathologised and/or socioculturally invalidated ... -
A history of the organizational development of the seventh-day adventist church amongst the coloured community in South Africa 1887-1997
(2010)The Seventh-day Adventist Church in South Africa was planted towards the end of the 19th century. Within less than forty years after its inception, a separate Coloured department developed. This was not to be the last ... -
The development of a woman’s health handbook in the Western Cape
(2010)Background:The Project reported on in this thesis took place between 2003 and 2006 and focused on the problem of high rates of low birth weight in the West Coast /Winelands area of the Western Cape Province, South Africa. ... -
Extant benthic Foraminifera from two bays along the SW coast of South Africa, with a comment about their use as indicators of pollution
(University of the Western Cape, 2010)The results of the multivariate analyses suggest that most of the variation in the composition of the samples was of an intra-sample nature, illustrating large scale patchiness in foraminiferal distribution. There were, ... -
Demitrios Tsafendas: race, madness and the archive
(University of the Western Cape, 2011)This thesis is concerned with the archival production on the life of Demitrios Tsafendas, the man who assassinated Hendrik Verwoerd on the 6 September 1966. Through an examination of three different archival registers: the ... -
Multicomponent catalysts for methanol electro-oxidation processes synthesized using organometallic chemical vapourde position technique
(University of the Western Cape, 2011)In this study, the OMCVD method is demonstrated as a powerful, fast, economic and environmental friendly method to produce a set of PGMelectrocatalysts with different supports, metal content and metal alloys in one step ... -
Efficacy and safety of various tooth-whitening products, with special reference to the three dimensional colour space (L*a*b*) measurements and the microhardness tests
(University of the Western Cape, 2011)Tooth-whitening or tooth-bleaching has become an integral part of modern dental practice. Today, a large number of whitening products are available on the market which are commonly categorized into dentist-supervised home ... -
Development of clinical guidelines for the management of post-operative pain within the medico-socio-cultural context of Ghana
(2012)Literature on post-operative pain indicates that post-operative pain is inadequately managed in many countries including Ghana. Little was also known about post-operative pain (POP) response and management in Ghana. This ... -
Rock art in the Northern Cape: the implications of variability in engravings and paintings relative to issues of social context and change in the precolonial past
(2012)This thesis follows and builds upon a previous study at the rock engraving site of Driekopseiland (Morris 2002). The earlier findings are here contrasted with another site in the area, namely Wildebeest Kuil, as a means ... -
Sources of heavy metals in vegetables in Cape Town, and possible methods of remediation
(University of the Western Cape, 2012)Cape Town includes two vegetable farming areas within the city limits, the Joostenbergvlakte/Kraaifontein area and the Philippi area. Both areas supply produce to local markets and further afield. Sporadically, high levels ... -
Reservoir quality, structural architecture, fluid evolution and their controls on reservoir performance in block 9, F-O gas field, Bredasdorp Basin, offshore South Africa
(University of the Western Cape, 2012)The use of integrated approach to evaluate the quality of reservoir rocks is increasingly becoming vital in petroleum geoscience. This approach was employed to unravel the reason for the erratic reservoir quality of ... -
Homelessness and Violence: Freud, Fanon and Foucault and the shadow of the Afrikan sex worker
(University of the Western Cape, 2012)In this thesis, I will argue that one of the ways to think about the concept of homelessness and its relationship to violence is to trace the concept as it emerges in key theoretical texts of critical intellectuals who ... -
The relative impact of an argumentation-based instructional intervention programme on grade 10 learners’ conceptions of lightning and thunder
(2012)The basic premise of this study was that when a learner is confronted with two contradictory explanations of the same phenomenon, there is cognitive dissonance in the learner as the learner tries to determine which of the ... -
A model for obtaining parental informed consent for HIV clinical trials research with pediatric patients
(2013)All research involving human subjects should be conducted in accordance to the general ethical principles of autonomy or respect for persons, beneficence and justice. Competent adults can exercise their autonomy and can ... -
Students and teachers’ views on factors that hinder or facilitate science students in mastering english for academic purposes (eap) in Rwanda higher education
(2013)This study explores second and third year students' and teachers‟ views on factors that hinder or facilitate the mastery of English for Academic Purposes (EAP) in the Science and Engineering Technology Higher Institutions ... -
In silico investigation of glossina morsitans promoters
(University of the Western Cape, 2013)Tsetse flies (Glossina spp) are the biological vectors for Trypanosomes, the causative magents of Human African Trypanosomiasis (HAT). HAT is a debilitating disease that continues to present a major public health problem ... -
Fitted numerical methods to solve di erential models describing unsteady magneto-hydrodynamic ow
(2013)In this thesis, we consider some nonlinear di erential models that govern unsteady magneto-hydrodynamic convective ow and mass transfer of viscous, incompressible, electrically conducting uid past a porous plate ... -
The transmission of intergenerational trauma in displaced families
(2013)This research focuses on the displacement of families in the Western Cape during apartheid within the context of its slave past.The transmission of intergenerational trauma has been based on research on holocaust survivors. ...