Our collaborators and/or coinvestigators are as follows:

• Prof. Thumbi Ndung'u, Director, HIV Pathogenesis Programme, Doris Duke Medical Research Institute, Nelson R. Mandela School of Medicine, University of KwaZulu-Natal, Durban, South Africa
• Prof. Carina Mels, Hypertension in Africa Research Team (HART), Africa Unit for Transdisciplinary Health Research (AUTHeR), North-West University, Potchefstroom, South Africa
• Prof. Carla Fourie, Hypertension in Africa Research Team (HART), Africa Unit for Transdisciplinary Health Research (AUTHeR), North-West University, Potchefstroom, South Afric
• Dr. Lungile Sitole, Department of Biochemistry, University of Johannesburg, South Africa

• Prof. Nico Gey Van Pittius, NRF/DST Centre of Excellence for TB research, Stellenbosch University Faculty of Medicine, Tygerberg, Cape Town
• Dr. K. Ronacher, NRF/DST Centre of Excellence for TB research, Stellenbosch University Faculty of Medicine, Tygerberg, Cape Town
• Prof. Gerhard Walzl, NRF/DST Centre of Excellence for TB research, Stellenbosch University Faculty of Medicine, Tygerberg, Cape Town
• Dr. S. van Breda, Department of Internal Medicine, Division of Infectious Diseases, University of Pretoria
• Prof. Mark Nicol, Division of Medical Microbiology, Department of Clinical Laboratory Sciences and Institute of Infectious Disease and Molecular Medicine, UCT Faculty of Health Sciences, Cape Town
• Prof. Ron A. Wevers & Dr Udo F.H. Engelke, Translational Metabolic Laboratory, Department of Laboratory Medicine, Radboud University Medical Centre, Nijmegen,The Netherlands
• Prof. A. Marceline Tutu van Furth, Department of Paediatric Infectious Diseases–Immunology and Rheumatology, Vrije Universiteit Medical Centre, Amsterdam, The Netherlands
• Prof. Regan Solomons, Department of Paediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Tygerberg, Cape Town
• Prof. Robin Wood, Desmond Tutu HIV Centre, Institute of Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Observatory, South Africa
• Prof. N.N. Lal and Dr. C.B. Oosthuizen, Faculty of Natural and Agricultural Sciences, University of Pretoria, Pretoria

• Prof. Regan Solomons and Prof. Mariana Kruger, Department of Pediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Tygerberg, South Africa
• Prof. Marceline Tutu van Furth and Dr. Martijn van der Kuip, Pediatric Infectious Diseases and Immunology, Amsterdam University Medical Center, Academic Medical Center, Emma Children's Hospital, Amsterdam, The Netherlands
• Prof. Jonathon Blackburn and Dr. Dan Zaharie, Institute of Infectious Diseases and Molecular Medicine (IDM): Proteomics core facility, Faculty of Health Sciences, University of Cape Town, Observatory, South Africa

Sport and recovery:

• Prof. G. Howatson and Dr K.M. Kean, Faculty of Health and Life Sciences, Department of Sport, Exercise and Rehabilitation, Northumbria University, Newcastle upon Tyne, United Kingdom
• Dr. E.J. Stevenson, Human Nutrition Research Centre, Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, United Kingdom
• Dr. T. Clifford, School of Sport, Exercise and Health Sciences, Loughborough University, United Kingdom