1. Laboratoire de Toxicologie et Hygie`ne Appliquée, U.F.R. des Sciences Pharmaceutiques, Université Victor Segalen, 146 rue Léo-Saignat, 33076 Bordeaux Cedex, France; Laboratory of Toxicology and Applied Hygiene Faculty of Pharmaceutical Sciences, University of Victor Segalen, 146 rue Léo-Saignat, 33076 Bordeaux Cedex, France
2. Laboratory of Toxicology and Applied Hygiene Faculty of Pharmaceutical Sciences, University of Victor Segalen, 146 rue Léo-Saignat, 33076 Bordeaux Cedex, France