About the Authors
Department of Molecular Pharmacology, University of Göttingen, Göttingen, Germany
Laboratory of Clinical Neurobiology, German Primate Center, Göttingen, Germany
DFG Research Center Molecular Physiology of the Brain (CMPB), Göttingen, Germany
The authors have declared that no competing interests exist.
Conceived and designed the experiments: UB GF WK. Performed the experiments: UB TA SB DK IC. Analyzed the data: UB GF. Wrote the paper: UB GF.