1. Department of Metabolic Disorders, Merck Research Laboratories, Merck & Co., Inc., Rahway, NJ.
2. Tsukuba Research Institute, Banyu Pharmaceutical Co., Ltd., Tsukuba, Japan.
3. Department of Automated Biotechnology, Merck Research Laboratories, Merck & Co., Inc., North Wales, PA.
4. Rosetta Inpharmatics LLC, Merck & Co., Inc., Seattle, WA.