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Now showing items 11-20 of 121
The use of dioxy MP 14 (stabilized aqueous chlorine dioxide) to control environmental airborne microorganisms
(2009)
Dioxy MP 14 is a locally developed form of stabilized chlorine dioxide in an aqueous medium. It has all the sanitizing properties of chlorine dioxide gas, a neutral compound of chlorine in the +IV oxidation state, which ...
Development and implementation of ontology-based systems for mammalian gene expression profiling
(2009)
The use of ontologies in the mapping of gene expression events provides an
effective and comparable method to determine the expression profile of an entire
genome across a large collection of experiments derived from ...
A comparison of some aspects of the masticatory apparatus of the cape mole-rat, Georychus capensis with that of the cape dune molerat, Bathyergus suillus
(2009)
Some African mole-rats of the family Bathyergidea have dramatically different
ecological niches which may cause selective anatomical adaptations. Bathyergus
suillus lives in sandy soil and eats a wide range of food whereas ...
Spectroelectrochemical determination of the antioxidant properties of carpobrotus mellei and carpobrotus quadrifidus natural products
(2009)
South African Carpobrotus species have been found to contain hydrolysable tannins,various flavonoids e.g. rutin and hyperoside, phytosterols and aromatic acids which have a diverse range of pharmacological properties ...
Differentials in school attendance in South Africa: a household situational analysis across the provinces
(2009)
The thesis examines the patterns of school attendance across the nine Provinces of
South Africa. With reference to individuals of eligible age, school attendance is
conceived of three statuses: effective attendance (those ...
Empirical and model derived respiration responses to climate in different soils of an arid South African ecosystem
(2009)
This study examined the magnitude of soil CO2 efflux in an arid South African ecosystem, the flux responses as well as those of key limiting nutrients to soil temperature increases and moisture reductions consistent with ...
Phylogeography and speciation in the genus arthroleptella
(2009)
Moss frogs are restricted to permanently moist terrestrial habitats in the south-western Cape Fold Mountains. There is a very close association between Arthroleptella distribution and Table Mountain Sandstone. Suitable ...
The relevance of fog and dew precipitation to succulent plant hydrology in an arid South African ecosystem
(2009)
Fog and dew interception and utilization by plant canopies remains one of the least
considered aspects of vegetation studies at any scale yet the few studies that have been conducted point to their considerable influence ...
The effect of nicotine and prostaglandin A2 on the lung cancer cell line NCI-H157
(2009)
Lung cancer is the most common fatal cancer in terms of both incidence and mortality in the world. The most important cause of lung cancer is exposure to
tobacco smoke through active or passive smoking. Nicotine which is ...
Comparison of the sutherlandioside B levels in two commercially available Sutherlandia frutescence preparations and the effect of elevated temperature and humidity on these levels
(University of the Western Cape, 2009)
Sutherlandia frutescens (tribe Galegeae, Fabaceae), is a popular medicinal plant traditionally used in South Africa. In 2000, a company called Phyto Nova (Pty) Ltd. initiated large-scale cultivation and contract manufacturing ...