Journal articles
2000
- . (2000). Oldenlandia affinis (R&S) DC. Journal Of Ethnopharmacology, 70(3), 197 - 203. http://doi.org/10.1016/S0378-8741(99)00175-0 (Original work published 7/2000AD)
2005
- . (2005). Ontogenetic variation of the tropane alkaloids in Datura stramonium. Biochemical Systematics And Ecology, 33(10). http://doi.org/10.1016/j.bse.2005.02.006 (Original work published 10/2005AD)
- . (2005). Partial purification and characterisation of polyphenol oxidase and peroxidase from marula fruit ( subsp. Caffra). Food Chemistry, 92(2). http://doi.org/10.1016/j.foodchem.2004.07.026 (Original work published 09/2005AD)
2014
- . (2014). Ontogenic development and structure of the embryo, seed, and fruit of Jatropha curcas L. (Euphorbiaceae). South African Journal Of Botany, 93. http://doi.org/10.1016/j.sajb.2014.03.005 (Original work published 07/2014AD)
- . (2014). Open-label uncontrolled pilot study to evaluate complementary therapy with Ruta graveolens 9c in patients with advanced cancer. Homeopathy, 103(4). http://doi.org/10.1016/j.homp.2014.06.001 (Original work published 10/2014AD)
- . (2014). Optimization of enzyme-assisted negative pressure cavitation extraction of five main indole alkaloids from Catharanthus roseus leaves and its pilot-scale application. Separation And Purification Technology, 125. http://doi.org/10.1016/j.seppur.2013.12.034 (Original work published 04/2014AD)
2002
- . (2002). Organ-to-organ and seasonal variation in alkaloids from Crinum macowanii. Fitoterapia, 73(6). http://doi.org/10.1016/S0367-326X(02)00164-8 (Original work published 10/2002AD)
- . (2002). Organ-to-organ and seasonal variation in alkaloids from Crinum macowanii. Fitoterapia, 73(6). http://doi.org/10.1016/S0367-326X(02)00164-8 (Original work published 10/2002AD)
- . (2002). Organ-to-organ and seasonal variation in alkaloids from Crinum macowanii. Fitoterapia, 73(6). http://doi.org/10.1016/S0367-326X(02)00164-8 (Original work published 10/2002AD)
2003
- . (2003). Osmitopsis asteriscoides (Asteraceae)-the antimicrobial activity and essential oil composition of a Cape-Dutch remedy. Journal Of Ethnopharmacology, 88(2-3). http://doi.org/10.1016/S0378-8741(03)00191-0 (Original work published 10/2003AD)
2009
- . (2009). Oxidative DNA damage protective activity, antioxidant and anti-quorum sensing potentials of Moringa oleifera. Food And Chemical Toxicology, 47(6). http://doi.org/10.1016/j.fct.2009.01.034 (Original work published 06/2009AD)
2006
- . (2006). Oxytocin-like effect of Harpagophytum procumbens dc [pedaliaceae] secondary root aqueous extract on rat isolated uterus. African Journal Of Traditional, Complementary And Alternative Medicines, 3(1), 82-89. Retrieved from http://www.bioline.org.br/request?tc06009
1971
- . (1971). P-menthane-8-thiol-3-one, a new component of buchu leaf oil. Tetrahedron Letters, 12(36), 3323 - 3326. http://doi.org/10.1016/S0040-4039(01)97168-0 (Original work published 1/1971AD)
2004
- . (2004). Patented antiinflammatory plant drug development from traditional medicine. Phytotherapy Research, 18(5), 343 - 357. http://doi.org/10.1002/ptr.1475 (Original work published 05/2004AD)
2008
- . (2008). Pelargonium sidoides for acute bronchitis: A systematic review and meta-analysis. Phytomedicine, 15(5). http://doi.org/10.1016/j.phymed.2007.11.023 (Original work published 5/2008AD)


