1. Institute for Biological and Medical Imaging, Helmholtz Zentrum München, 85764 Neuherberg, Germany
2. Institute of Developmental Genetics, Helmholtz Zentrum München, 85764 Neuherberg, Germany
3. Department of Nuclear
Medicine, Technical University of Munich, 81675 Munich, Germany
4. Chair for Biological Imaging, Technical University of Munich, 80333 Munich, Germany