1. Discipline of Pharmaceutical Sciences, University of KwaZulu-Natal, Westville, Durban 4000, South Africa
2. Drug Research and Innovation Unit, Discipline of Medical Biochemistry, School of Laboratory Medicine and Medical Science, University of KwaZulu-Natal, Durban 4000, South Africa
3. Faculty of Pharmaceutical Sciences, University of Lubumbashi, Lubumbashi 1825, Democratic Republic of the Congo
4. Africa Health Research Institute, University of KwaZulu-Natal, Durban 4000, South Africa
5. Department of Human Physiology, School of Laboratory Medicine and Medical Science, University of KwaZulu-Natal, Durban 4000, South Africa