Philosophiae Doctor - PhD
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Recent Submissions
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Pollution status and indicators in mangrovedominated estuaries of the Eastern Cape, South Africa
(University of the Western Cape, 2024)Mangrove-dominated estuaries are important coastal resources, essential to our global socioeconomic growth. These multilayered unparalleled ecosystems are, however, among the most threatened in the world, particularly when ... -
Semantic discovery and computational filtering to identify potentially novel breast cancer genes and signatures in omics data
(University of the Western Cape, 2023)High-throughput sequencing technologies developed rapidly in recent years. Using such platforms to sequence DNA and RNA samples has been shown to be a powerful method to analyze the genome and transcriptome of even very ... -
Phylogenetic relationships of the subfamily petropedetinae noble, 1931 (anura: ranidae): a simultaneous analysis of morphological and molecular data
(University of the Western Cape, 2002)The Ranidae is one of the largest families of the Neobatrachia, but its taxonomy is in a state of flux. Major taxonomic rearrangements have recently been instituted for this family, but these have been mostly phenetic in ... -
Identification and characterisation of the role of endozepine in apoptosis induced by ceramide
(University of the Western Cape, 2003)Apoptosis is a form of programmed cell death and is required for the normal development, tissue homeostasis and survival of organisms. The identification of mutations that can lead to alterations in cell death not only ... -
Molecular, functional and biological characterization of a single enveloped nucleopolyhedrovirus infecting the crop pest Helicoverpa armigera
(University of the Western Cape, 2002)My study involves a detailed molecular and cellular characterisation of a South African isolate of a nucleopolyhedrovints (I.IPV) isolated from the Lepidopteran insect Helicoverpa armigera (HaSNPV-SA). Chapter two entails ... -
Modeling the effects of environmental and ecological processes on the transport, mortality, growth, and distribution of early stages of cape anchovy (engra ulis encrasicolus) in the Benguela system
(University of the Western Cape, 2003)An individual based modeling approach was used to study environmental factors and processes influencing the early life history of anchovy in the southern Benguela region and on the Agulhas Bank. The intention was to then ... -
Protocols towards the synthesis of Chiral Isochromanquinones
(University of the Western Cape, 2001)Very few protocols have been developed for the synthesis of chiral isochromanols. In recent years the active group of Giles et al. have developed a very successful and highly efficient protocol using (^9)-ethyl lactate ... -
Exploration of the games of Malepa and Morabaraba in South African secondary school mathematics education
(University of the Western Cape, 2000)This study is based on the Exploration of the Games of Malepa and Morabaraba in South African Secondary School Mathematics Education . It explores culturally specific games through a qualitative research methodology that ... -
An exploration of the electrophysiological properties and ion transport across the isolated perfused seminiferous tubule of the rat
(UWC, 1999)A knowledge ofthe transport of ions is fundamental to the understanding ofthe 'bloodtestis' barrier and the transport of fluid across the seminiferous tubule. This is the first study that has investigated the isolated ... -
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 ... -
Sperm structure and quantitative sperm motality analysis of three wild antelope species: Aepyceros melampus, Damaliscus dorcas phillipus and Connocheates taurinus
(University of the Western Cape, 2001)The aim of this study was to compare sperm morphology, motility and the effects of cold treatment on Sperm of three wild antelope species', Aepyceros melampus (impala), Connochaetes taurinus (blue wildebeest) and Damaliscus ... -
Lifetime measurements of excited nuclei through modern nuclear spectroscopy
(University of Western Cape, 2021)The progressive development of scintillator detectors has made it possible to perform direct electronic lifetime determination up to a few hundred nanoseconds. The 2" by 2" LaBr3:Ce detectors provide a combination of ... -
Lifetime measurements of excited nuclei through modern nuclear spectroscopy
(2021)The progressive development of scintillator detectors has made it possible to perform direct electronic lifetime determination up to a few hundred nanoseconds. The 2” by 2” LaBr3:Ce detectors provide a combination of ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Development and characterization of pro-apoptotic drug candidates for anticancer drug discovery
(2013)Cancer is one of the leading causes of death worldwide. According to the WHO, cancer accounted for 7.4 million deaths world wide in 2004. The metallo-compound cisplatin has been used for years as an effective antitumor ...