1. Max Planck Institute for Molecular Biomedicine; Mammalian Cell Signaling Laboratory; Münster Germany
2. Max Planck Institute for Molecular Biomedicine; Flow Cytometry Unit; Münster Germany
3. Centre for Biological Signalling Studies (BIOSS), Faculty of Biology; University of Freiburg; Freiburg Germany
4. Max Planck Institute of Immunobiology and Epigenetics; Freiburg Germany