Journal articles
2008
- . (2008). Plant-derived compounds in clinical trials. Drug Discovery Today, 13(3-4). http://doi.org/10.1016/j.drudis.2007.10.010 (Original work published 02/2008AD)
- . (2008). Poisonous plants of veterinary and human importance in southern Africa. Journal Of Ethnopharmacology, 119(3), 549 - 558. http://doi.org/10.1016/j.jep.2008.07.022 (Original work published 10/2008AD)
2012
- . (2012). Plant-made therapeutics: An emerging platform in South Africa. Biotechnology Advances, 30(2), 449-459. http://doi.org/10.1016/j.biotechadv.2011.07.014 (Original work published 3/2012AD)
2003
- . (2003). Plants traditionally prescribed to treat tazo (malaria) in the eastern region of Madagascar. Malaria Journal, 2(1), 25. http://doi.org/10.1186/1475-2875-2-25
2007
- . (2007). Plants traditionally used in age related brain disorders—A survey of ethnobotanical literature. Journal Of Ethnopharmacology, 113(3), 363 - 381. http://doi.org/10.1016/j.jep.2007.07.016 (Original work published 9/2007AD)
2013
- . (2013). Plants traditionally used individually and in combination to treat sexually transmitted infections in northern Maputaland, South Africa: Antimicrobial activity and cytotoxicity. Journal Of Ethnopharmacology, 149(3), 656 - 667. http://doi.org/10.1016/j.jep.2013.07.018 (Original work published 10/2013AD)
- . (2013). Plants with activity against the live HI virus and the enzyme, reverse transcriptase. South African Journal Of Botany, 86. http://doi.org/10.1016/j.sajb.2013.02.039 (Original work published 5/2013AD)
2000
- . (2000). Plants used against cancer – an extension of the work of Jonathan Hartwell. Journal Of Ethnopharmacology, 73(3). http://doi.org/10.1016/S0378-8741(00)00341-X (Original work published 12/2000AD)
1994
- . (1994). Plants used for stress-related ailments in traditional Zulu, Xhosa and Sotho medicine. Part 1: Plants used for headaches. Journal Of Ethnopharmacology, 43(2), 89 - 124. http://doi.org/10.1016/0378-8741(94)90008-6 (Original work published 7/1994AD)
2011
- . (2011). Plants used for treating respiratory infections in rural Maputaland, KwaZulu-Natal, South Africa. Journal Of Ethnopharmacology, 135(3). (Original work published 6/2011AD)
- . (2011). Plectranthus: A plant for the future?. South African Journal Of Botany, 77(4), 947 - 959. http://doi.org/10.1016/j.sajb.2011.07.001 (Original work published 10/2011AD)
2001
- . (2001). Plants with central analgesic activity. Phytomedicine, 8(4). http://doi.org/10.1078/0944-7113-00050 (Original work published 2001)
2009
- . (2009). Plants with neurobiological activity as potential targets for drug discovery. Progress In Neuro-Psychopharmacology And Biological Psychiatry, 33(8). http://doi.org/10.1016/j.pnpbp.2009.07.033 (Original work published 11/2009AD)
1995
- . (1995). Plasma cathinone levels following chewing khat leaves (Catha edulis Forsk.). Journal Of Ethnopharmacology, 49(2). http://doi.org/10.1016/0378-8741(95)90038-1 (Original work published 12/1995AD)
2006
- . (2006). Plectranthus: A review of ethnobotanical uses. Journal Of Ethnopharmacology, 103(1). http://doi.org/10.1016/j.jep.2005.09.011 (Original work published 1/2006AD)