Journal articles
2002
- . (2002). Coleonema album: studies of the pharmacological action on smooth muscle in vitro and antimicrobial action of its essential oil. Phytotherapy Research, 16(3). http://doi.org/10.1002/ptr.863 (Original work published 05/2002AD)
- . (2002). Comparison of outcome measures during treatment with the proprietary Harpagophytum extract Doloteffin® in patients with pain in the lower back, knee or hip. Phytomedicine, 9(3). http://doi.org/10.1078/0944-7113-00140 (Original work published 1/2002AD)
2007
- . (2007). Commercial harvesting of Pelargonium sidoides in the Eastern Cape, South Africa: Striking a balance between resource conservation and rural livelihoods. Journal Of Arid Environments, 70(2). http://doi.org/10.1016/j.jaridenv.2006.12.022 (Original work published 7/2007AD)
2011
- . (2011). Commercial herbal preparations in KwaZulu-Natal, South Africa: The urban face of traditional medicine. South African Journal Of Botany, 77(4), 830 - 843. http://doi.org/10.1016/j.sajb.2011.09.002 (Original work published 10/2011AD)
- . (2011). Comparative antioxidant-capacity and -content of leaves, bulbs, roots, flowers and fruit of Gethyllis multifolia L. Bolus and G. villosa Thunb. species. South African Journal Of Botany, 77(3). http://doi.org/10.1016/j.sajb.2011.03.005 (Original work published 8/2011AD)
- . (2011). Comparing the antibacterial activity of Anethum graveolens and Foeniculum vulgare against E. coli and Pseudomonas aeruginosa. Clinical Biochemistry, 44(13). http://doi.org/10.1016/j.clinbiochem.2011.08.885 (Original work published 9/2011AD)
- . (2011). Comparison of different extraction methods for the extraction of major bioactive flavonoid compounds from spearmint (Mentha spicata L.) leaves. Food And Bioproducts Processing, 89(1), 67 - 72. http://doi.org/10.1016/j.fbp.2010.03.002 (Original work published 1/2011AD)
1999
- . (1999). Comparative evaluation of the antimicrobial activities of essential oils of Artemisia afra, Pteronia incana and Rosmarinus officinalis on selected bacteria and yeast strains. Lett Appl Microbiol, 28, 291-6.
2012
- . (2012). Comparative in vitro Antimicrobial and Phytochemical Evaluation of Methanolic Extract of Root, Stem and Leaf of Jatropha curcas Linn. Pharmacognosy Journal, 4(30). http://doi.org/10.5530/pj.2012.30.7 (Original work published 7/2012AD)
- . (2012). Compatibility between Calpurnia aurea leaf extract, attraction aggregation, and attachment pheromone and entomopathogenic fungus Metarhizium anisopliae on viability, growth, and virulence of the pathogen. Journal Of Pest Science, 85(1). http://doi.org/10.1007/s10340-011-0399-5 (Original work published 3/2012AD)
1998
- . (1998). Comparison of GC-MS and TLC techniques for asarone isomers determination. Journal Of Pharmaceutical And Biomedical Analysis, 18(1-2), 227-234. (Original work published 1998)
1997
- . (1997). Comparison of the antioxidant activity of rooibos tea (Aspalathus linearis) with green, oolong and black tea. Food Chemistry, 60(1). http://doi.org/10.1016/S0308-8146(96)00312-3 (Original work published 9/1997AD)
- . (1997). Composition and Antimalarial Activity in Vitro of the Essential Oil of Tetradenia riparia . Planta Medica, 63(03). http://doi.org/10.1055/s-2006-957672 (Original work published 6/1997AD)
2010
- . (2010). Comparison of the nutritional value and biological activities of the acetone, methanol and water extracts of the leaves of Solanum nigrum and Leonotis leonorus. Food And Chemical Toxicology, 48(3). http://doi.org/10.1016/j.fct.2010.01.007 (Original work published 03/2010AD)
2015
- . (2015). Comparison on hypoglycemic and antioxidant activities of the fresh and dried Portulaca oleracea L. in insulin-resistant HepG2 cells and streptozotocin-induced C57BL/6J diabetic mice. Journal Of Ethnopharmacology, 161. http://doi.org/10.1016/j.jep.2014.12.002 (Original work published 02/2015AD)