Journal articles
1997
- . (1997). A semi-quantitative approach to the selection of appropriate candidate plant molluscicides — a South African application. Journal Of Ethnopharmacology, 56(1), 1 - 13. http://doi.org/10.1016/S0378-8741(96)01495-X (Original work published 3/1997AD)
1998
- . (1998). A Sensitive and Quick Microplate Method to Determine the Minimal Inhibitory Concentration of Plant Extracts for Bacteria. Planta Medica, 64(08), 711 - 713. http://doi.org/10.1055/s-2006-957563 (Original work published 12/1998AD)
2011
- . (2011). A Simplified but Effective Method for the Quality Control of Medicinal Plants by Planar Chromatography. African Journal Of Traditional, Complementary And Alternative Medicines, 8(5S), 1-12. http://doi.org/10.4314/ajtcam.v8i5S.11 (Original work published 07/2011AD)
- . (2011). Acaricidal activity of the essential oil from Tetradenia riparia (Lamiaceae) on the cattle tick Rhipicephalus (Boophilus) microplus (Acari; Ixodidae). Experimental Parasitology, 129(2). http://doi.org/10.1016/j.exppara.2011.06.011 (Original work published 10/2011AD)
- . (2011). Acetylcholinesterase Inhibition, Antioxidant, Antiinflammatory, Antimicrobial and Phytochemical Properties of Huernia hystrix. Phytotherapy Research, 26(5), 639 - 645. http://doi.org/10.1002/ptr.3614 (Original work published 05/2012AD)
2010
- . (2010). A survey of indigenous herbal diarrhoeal remedies o f O.R. Tambo district, Eastern Cape Province, South Africa. African Journal Of Biotechnology, 9(8), 1245-1254. http://doi.org/ 10.5897/AJB10.1475 (Original work published 2010)
- . (2010). Activities of Ten Essential Oils towards Propionibacterium acnes and PC-3, A-549 and MCF-7 Cancer Cells. Molecules, 15(5). http://doi.org/10.3390/molecules15053200 (Original work published 5/2010AD)
1986
- . (1986). A survey of leaf flavonoids in the portulacaceae. Biochemical Systematics And Ecology, 14(6). http://doi.org/10.1016/0305-1978(86)90044-X (Original work published 11/1986AD)
2008
- . (2008). A Taxonomic Revision Of the South African Endemic Genus Arctopus (Apiaceae, Saniculoideae) 1. Annals Of The Missouri Botanical Garden, 95(3), 471 - 486. http://doi.org/10.3417/2005174 (Original work published 09/2008AD)
- . (2008). Abandonment of antiretroviral therapy for local AIDS remedies: a potential barrier to scale-up in sub-Saharan Africa. South African Medical Journal, 98(6), 12. Retrieved from http://www.samj.org.za/index.php/samj/article/view/1459 (Original work published 2008)
1999
- . (1999). Absolute configurations of two acyclic triterpenoids from Ekebergia capensis. Phytochemistry, 52(8). http://doi.org/10.1016/S0031-9422(99)00317-9 (Original work published 12/1999AD)
2014
- . (2014). Accummulation of mangiferin, isomangiferin, iriflophenone-3-C-β-glucoside and hesperidin in honeybush leaves (Cyclopia genistoides Vent.) in response to harvest time, harvest interval and seed source. Industrial Crops And Products, 56. http://doi.org/10.1016/j.indcrop.2014.02.030 (Original work published 05/2014AD)
2006
- . (2006). Acorenone and γ-asarone: Indicators of the origin of calamus oils (Acorus calamus, L.). Flavour And Fragrance Journal, 5(2). http://doi.org/10.1002/ffj.2730050203 (Original work published 06/1990AD)
2007
- . (2007). Activation of rapid signaling pathways and the subsequent transcriptional regulation for the proliferation of breast cancer MCF-7 cells by the treatment with an extract of Glycyrrhiza glabra root. Food And Chemical Toxicology, 45(12). http://doi.org/10.1016/j.fct.2007.05.031 (Original work published 12/2007AD)
1987
- . (1987). Active Principles of Tetradenia riparia; II. Antispasmodic Activity of 8(14), 15-Sandaracopimaradiene-7α, 18-diol. Planta Medica, 53(02). http://doi.org/10.1055/s-2006-962660 (Original work published 4/1987AD)