1. Department of Sports Sciences, University of Clermont-Ferrand, 63172 Aubière Cedex;
2. Department of Pharmacology and Toxicology, University Hospital, 87042 Limoges Cedex; and
3. Department of Medical Physiology and Sports Medicine and
4. Department of Pharmaceutical Physiology, University of Limoges, 87025 Limoges, France