1. Laboratory of Neuroendocrinology (I.M.A., M.G.T., A.E.H.), Babraham Institute, Cambridge CB2 4AT, United Kingdom
2. Neurobiology Research Group (I.M.A.), Hungarian Academy of Sciences, Eötvös Loránd University, H-1117 Budapest, Hungary
3. Receptor Biology Section (K.S.K.), Laboratory of Reproductive and Developmental Toxicology, National Institute of Environmental Health Sciences, Research Triangle Park, North Carolina 27709
4. Centre for Neuroendocrinology and Department of Physiology (A.E.H.), University of Otago School of Medical Sciences, Dunedin, New Zealand