1. Universidad de Santiago de Compostela, Departamento de Farmacología,
Facultad de Veterinaria, 27002 Lugo, Spain
2. CNRS, Institut de Neurobiologie
Alfred Fessard FRC2118, Laboratoire de
Neurobiologie et Développement UPR3294, 91198 Gif-sur-Yvette
Cedex, France
3. Department of Pharmacology, Skaggs School of Pharmacy & Pharmaceutical Sciences, University of California at San Diego, La Jolla, California 92093, United States