1. Division of Immunology, Department of Pathology, University of Cape Town, Faculty of Health Sciences, Observatory 7925, South Africa
2. International Centre for Genetic Engineering and Biotechnology and Department of Integrative Biomedical Sciences, Faculty of Health Sciences, University of Cape Town, Observatory 7925, South Africa
3. MRC/UCT Receptor Biology Research Unit, Department of Integrative Biomedical Sciences and Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Observatory 7925, South Africa
4. SAMRC Gynaecology Cancer Research Centre, Faculty of Health Sciences, University of Cape Town, Observatory 7925, South Africa