1. Vice President, Drug Metabolism, Pharmacokinetics, Toxicology and Pathology, Lexicon Pharmaceuticals Inc., 8800 Technology Forest Place, The Woodlands, TX 77381-1160, USA.
2. Drug Metabolism, Pharmacokinetics, Toxicology and Pathology, Lexicon Pharmaceuticals Inc., 8800 Technology Forest Place, The Woodlands, TX 77381, USA.