1. Division of Physiological Chemistry I, Department of Medical Biochemistry and Biophysics, Karolinska Institutet, 171 65 Stockholm, Sweden
2. Department of Cell Biology, Harvard Medical School, Boston, MA 02115, USA
3. Division of Clinical Neuroscience, Section of Neurosurgery, Karolinska Institutet, 171 65 Stockholm, Sweden
4. Department of Pharmacological & Technological Chemistry, Sechenov First Moscow State Medical University, 119146 Moscow, Russia
5. The National Medical Research Center for Endocrinology, 115478 Moscow, Russia