1. Leiden University Medical Center, Center for Proteomics and Metabolomics, Albinusdreef 2, 2333 ZA, Leiden, The Netherlands
2. DSM Biotechnology Center, Center for Enabling Innovation, Alexander Fleminglaan 1, 2613 AX, Delft, The Netherlands
3. Biomolecular Mass Spectrometry and Proteomics, Bijvoet Center for Biomolecular Research and Utrecht Institute for Pharmaceutical Sciences, University of Utrecht, Padualaan 8, 3584 CH, Utrecht, The Netherlands
4. Netherlands Proteomics Center, Padualaan 8, 3584 CH, Utrecht, The Netherlands