1. Institut Fédératif de Recherches Multidisciplinaires sur les Peptides (IFRMP 23), Laboratory of Cellular and Molecular Neuroendocrinology (L.G., H.G., D.A., L.Y., H.V., Y.A.), Institut National de la Santé et de la Recherche Médicale (INSERM) U413, University of Rouen, 76821 Mont-Saint-Aignan, France;
2. Cancer Genetics Branch (A.G.E.), National Human Genome Research Institute, National Institutes of Health, Bethesda, Maryland 20892;
3. IFRMP 23, INSERM U519, Faculty of Medicine and Pharmacy (C.C., J.-P.S.), 76183 Rouen, France;
4. Section on Molecular Neuroscience, Laboratory of Cellular and Molecular Regulation (L.E.E.), National Institute of Mental Health, National Institutes of Health, Bethesda, Maryland 20892;
5. Institut National de la Recherche Scientifique-Institut Armand Frappier (A.F.), University of Quebec, Pointe Claire, Montréal, Canada H9R 1G6