Browsing Doctoral Degrees (Biological Sciences) by Issue Date

A microbal study of water quality in the marine environment off Durban : 1964-1988.

Livingstone, Douglas James (1989)

wastewater from the harbour mouth with the outgoing tides, while the discharge from a sewer on the Bluff into the surf-zone amounted to 20 x 103 m3 /day. In addition, there existed more than 90 beach pipes and storrnwater ...

Gene transfer by receptor-mediated endocytosis : stable expression of NEO following insulin-directed entry into HepG2 cells.

Huckett, Barbara Isobel. (1989)

Abstract available in PDF.

Systematic revision of Southern African species in the genera Eptesicus, Neoromicia, Hypsugo and Pipistrellus (Chiroptera: Vespertilionidae).

Kearney, Teresa Catherine. (2005)

Abstract available in PDF file.

Grape fruit juice improves glycemic index and up-regulates expression of hepatic organic cation transporter protein (OCTI) in the rat

Owira, Peter M. O. (2009-03)

Abstract available in PDF file.

Socio-economic and environmental deteminants of malaria in four malaria endemic provinces of Zambia.

Shimaponda, Nzooma Munkwangu. (2015)

A large fraction of the global malaria burden occurs in sub-Saharan Africa and its endemicity depends on the interaction of environmental factors, vectors, parasites and the host. In Zambia, the negative effect of the break ...

The challenges and opportunities in conserving wide-ranging cross-border species : a case study of the Greater Mapungubwe Transfrontier Conservation Area elephant population.

Selier, Sarah-Anne Jeanetta. (2015)

Transfrontier conservation areas potentially play a key role in conserving biodiversity and promoting socioeconomic development. However, socio-political factors often affect their effectiveness in achieving biodiversity ...

Aspects of the molecular systematics, taxonomy and population genetics of Otomops (Chiroptera: Molossidae) in Africa and Madagascar.

Ralph, Taryn Marietta Cecilia. (2015)

Abstract available in the print copy.

Spatio-temporal analysis of woody vegetation data at various height classes within a semi-arid savanna : insights on environmental drivers, distributions and dynamics.

Scholtz, Rheinhardt. (2015)

Savanna vegetation is regulated by bottom-up (e.g. soil and rainfall) and top-down (e.g. fire and herbivory) factors. Little is known about how these factors influence biodiversity at regional scales, particularly spatial ...

The effect of wastewater treatment works on foraging ecology, haematology, detoxification organs and reproduction in an urban adapter, the banana bat (Neoromicia nana).

Naidoo, Samantha. (2015)

Natural land is rapidly becoming urbanized. Wastewater Treatment Works (WWTWs) are a ubiquitous component of this urban landscape. WWTWs may provide profitable foraging areas for insectivorous bats because of their ...

Ecology and conservation of the African golden cat Caracal aurata.

Bahaa-el-din, Laila. (2015)

The effects of petroleum hydrocarbon contamination on selected intertidal macrophytes and meiofauna.

Naidoo, Krishnaveni. (2015)

The effects of bunker fuel oil on the growth of A. marina, B. gymnorrhiza and R. mucronata were investigated in glasshouse and field experiments. The effects of oil on community structure in micro-organisms were also ...

Development and utilization of a river system model to integrate human and ecological water requirements in a southeastern United States river basin.

Leitman, Steven. (2016)

Abstract available in PDF file.

The silencing of HER2/neu gene expression in a breast cancer cell model using cationic lipid based delivery systems.

Balgobind, Adhika. (2016)

Abstract available in PDF file.

Urban ecology of the Vervet Monkey Chlorocebus pygerythrus in KwaZulu-Natal, South Africa.

Patterson, Lindsay Leigh. (2017)

The spread of development globally is extensively modifying habitats and often results in competition for space and resources between humans and wildlife. For the last few decades a central goal of urban ecology research ...

Use of invertebrates to evaluate the threat of water resource use on the wellbeing of selected river dominated estuaries in KwaZulu-Natal, South Africa.

Vezi, Madonna. (2017)

Globally, estuaries are among the most productive ecosystems and have high ecological value as they provide suitable nursery habitats for many marine species. In contrast to the inshore marine environment which exhibits ...

Aspects of the ecology of spotted hyena (Crocuta crocuta) in relation to prey availability, land use changes and conflict with humans in western Zimbabwe.

Mhlanga, Mlamuleli. (2018)

Patch selection by carnivores is affected by various factors including availability of prey and denning areas, extent of vegetation cover, competition from sympatric large carnivores and anthropogenic habitat change among ...

Pharmacological and phytochemical evaluation of seven plants used for microbial-related ailments in South African traditional medicine.

Vambe, McMaster. (2018)

Since antiquity, man has always believed in the healing properties of plants. The age-old practice of phytotherapy is now justified by numerous phytochemical and pharmacological studies which substantiate the presence of ...