1. Institute of Physiological Chemistry, Philipps‐University Marburg, Karl‐von‐Frisch‐Straße 1, 35032 Marburg, Germany
2. Department of Proteomics and Signal Transduction, Max‐Planck‐Institute for Biochemistry, Am Klopferspitz 18, 82152 Martinsried, Germany
3. Institute of Medical Biometry and Epidemiology, Philipps‐University Marburg, Bunsenstraße 3, 35032 Marburg, Germany
4. Institute of Cytobiology and Cytopathology, Philipps‐University Marburg, Robert‐Koch‐Straße 6, 35032 Marburg, Germany