1. Division of Clinical Pharmacology, Department of Medicine, Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa.
2. Obatala Sciences, Inc., New Orleans, Louisiana, USA.
3. Institute of Animal Reproduction and Food Research, Polish Academy of Sciences, Olsztyn, Poland.
4. Department of Surgery, University of Texas Southwestern Medical Center, Dallas, Texas, USA.
5. Department of Medicine, Structural and Cellular Biology, and Surgery, Center for Stem Cell Research and Regenerative Medicine, Tulane University School of Medicine, New Orleans, Louisiana, USA.