Now showing items 21-30 of 31
Pharmacological evaluation of South African medicinal plants used for treating tuberculosis and related symptoms.
Respiratory ailments are major human killers, especially in developing countries including South Africa. Tuberculosis is one of the most prevalent infectious respiratory tract disease posing a major threat to human healthcare ...
Heavy metals in South African medicinal plants with refence to safety, efficacy and quality.
The trend in commercialization of medicinal plant products reflects the excessive exploitation of medicinal plants from the wild populations. Due to widespread soil pollution, there is a likelihood that medicinal plants ...
Micropropagation of three Brachystelma species and investigations of their phytochemical content and antioxidant activity.
Local communities in most African countries possess a wealth of knowledge on the uses of plants in the environment. Documentation of this knowledge is not a common practice among these communities and therefore the knowledge ...
In vitro propagation, phytochemistry and pharmacology of the blood lily, Scadoxus puniceus.
Abstract available in PDF file.
In vitro propagation of enset (Ensete ventricosum (Welw.) Cheesman)
Enset (Ensete ventricosum) is an important food crop that is cultivated in Ethiopia. In vitro propagation: zygotic embryo culture, shoot tip culture, callus culture and somatic embryogenesis were investigated for this crop. ...
In vitro conservation of endangered Dierama species.
No abstract available.
Micropropagation of Hypoxis colchicifolia Baker, a valuable medicinal plant.
The large geophytic monocotyledon, Hypoxis colchicifolia Baker, has been identified for the importance of its corm extracts in the development of a potential non-toxic prodrug for the treatment of inflammation, certain ...
Differential gene expression in germinating and thermoinhibited achenes of Tagetes minuta L.
When imbibed at their optimum germination temperature of 25°C, achenes of Tagetes minuta L. germinate over a period of approximately 48 h. At temperatures of between 35°C and 39°C, the achenes do not germinate but enter ...
The physiological response of cut carnation flowers to ethanol and acetaldehyde post-harvest treatments.
A replacement for silver thiosulphate as a commercial post-harvest treatment needs to be found. The longevity of cut carnation flowers is extended by all concentrations of ethanol tested. Compared to a water control, the ...
Monocarpic senescence in Bidens pilosa L.
Senescence was examined in the economic weed Bidens pilosa, with the objectives to a) determine the effects of deflowering and defruiting on growth, chlorophyll content, photosynthesis and transpiration; b) to identify ...