1. Division of Medical Biochemistry, University of Cape Town Faculty of Health Sciences (B.F., A.K., R.M.), 7925 Observatory, South Africa
2. Immunochemistry Laboratory (UPR9021), Institut de Biologie Moleculaire et Cellulaire du Centre National de la Recherche Scientifique (P.E., M.R., J.H.), 67084 Strasbourg, France
3. Institute of Pharmacology School of Medicine (P.E.), 67000 Strasbourg, France
4. School of Biotechnology, Centre National de la Recherche Scientifique, Strasbourg University (M.V.R.), Illkirch 67400, France
5. Human Reproductive Sciences Unit, University of Edinburgh (R.M.), Edinburgh, United Kingdom EH16 4SB; and Forenap Therapeutic Discovery