1. Biomedical Research and Innovation Platform, South African Medical Research Council, Tygerberg, South Africa
2. Department of Biochemistry and Microbiology, University of Zululand, Kwa-Dlangezwa, South Africa
3. Division of Medical Physiology, Faculty of Health Sciences, Stellenbosch University, Tygerberg, South Africa
4. Division of Clinical Pharmacology, Department of Medicine, Faculty of Medicine and Health Sciences, University of Stellenbosch, Tygerberg, South Africa