Journal articles
2012
- . (2012). Anxiolytic effects of standardized extract of Centella asiatica (ECa 233) after chronic immobilization stress in mice. Journal Of Ethnopharmacology, 143(2). http://doi.org/10.1016/j.jep.2012.07.010 (Original work published 9/2012AD)
- . (2012). Aqueous extract of Centella asiatica promotes corneal epithelium wound healing in vitro. Journal Of Ethnopharmacology, 140(2). http://doi.org/10.1016/j.jep.2012.01.023 (Original work published 3/2012AD)
2013
- . (2013). Apoptosis inducing activity of benzophenanthridine-type alkaloids and 2-arylbenzofuran neolignans in HCT116 colon carcinoma cells. Phytomedicine, 20(10). http://doi.org/10.1016/j.phymed.2013.03.026 (Original work published 7/2013AD)
- . (2013). Are meta-topolins better in the clonal micropropagation of Pelargonium sidoides?. South African Journal Of Botany, 86. http://doi.org/10.1016/j.sajb.2013.02.165 (Original work published 5/2013AD)
2010
- . (2010). Apoptosis-promoting effects of Sutherlandia frutescens extracts on normal human lymphocytes in vitro. South African Journal Of Science, 106(1/2). http://doi.org/ 10.4102/sajs.v106i1/2.13 (Original work published 01/2010AD)
- . (2010). Application of vibrational spectroscopy in the quality assessment of Buchu oil obtained from two commercially important Agathosma species (Rutaceae). South African Journal Of Botany, 76(4). http://doi.org/10.1016/j.sajb.2010.07.013 (Original work published 10/2010AD)
- . (2010). Arabinogalactan protein from Jatropha curcas L. seeds as TGFβ1-mediated inductor of keratinocyte in vitro differentiation and stimulation of GM-CSF, HGF, KGF and in organotypic skin equivalents. Fitoterapia, 81(7). http://doi.org/10.1016/j.fitote.2010.04.002 (Original work published 10/2010AD)
1994
- . (1994). Application of diode array detection for the identification of poisoning by traditional medicines. Journal Of Ethnopharmacology, 41(3), 135 - 146. http://doi.org/10.1016/0378-8741(94)90029-9 (Original work published 2/1994AD)
2011
- . (2011). Aqueous and Organic Solvent-Extracts of Selected South African Medicinal Plants Possess Antimicrobial Activity against Drug-Resistant Strains of Helicobacter pylori: Inhibitory and Bactericidal Potential. International Journal Of Molecular Sciences, 12(12). http://doi.org/10.3390/ijms12095652 (Original work published 12/2011AD)
- . (2011). Artemisia afra Jacq. Ameliorates Oxidative Stress in the Pancreas of Streptozotocin-Induced Diabetic Wistar Rats. Bioscience, Biotechnology, And Biochemistry, 75(11), 2083 - 2086. http://doi.org/10.1271/bbb.100792 (Original work published 2011)
1991
- . (1991). Arbutin and sucrose in the leaves of the resurrection plant Myrothamnus flabellifolia. Phytochemistry, 30(8). http://doi.org/10.1016/0031-9422(91)85098-K (Original work published 1/1991AD)
2014
- . (2014). Are plants used for skin care in South Africa fully explored?. Journal Of Ethnopharmacology, 153(1). http://doi.org/10.1016/j.jep.2014.02.021 (Original work published 04/2014AD)
2009
- . (2009). Artemisia afra: A potential flagship for African medicinal plants?. South African Journal Of Botany, 75(2), 185 - 195. http://doi.org/10.1016/j.sajb.2008.11.001 (Original work published 4/2009AD)
- . (2009). Artemisia Species: From Traditional Medicines to Modern Antimalarials—and Back Again . The Journal Of Alternative And Complementary Medicine, 15(2), 101-109. http://doi.org/10.1089/acm.2008.0327 (Original work published 02/2009AD)
2008
- . (2008). Artemisia annua as a self-reliant treatment for malaria in developing countries. Journal Of Ethnopharmacology, 120(3), 302 - 314. http://doi.org/10.1016/j.jep.2008.09.017 (Original work published 12/2008AD)