1 Division of Genetics, Friedrich Alexander University Erlangen-Nürnberg, Erlangen, Germany. falk.nimmerjahn@fau.de.
2 Immunoglobulin Research Laboratory, Department of Experimental Immunohematology, Sanquin Research, Amsterdam, the Netherlands.
3 Department of Biomolecular Mass Spectrometry and Proteomics, Utrecht Institute for Pharmaceutical Sciences and Bijvoet Center for Biomolecular Research, Utrecht University, Utrecht, the Netherlands.
4 Antibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, University of Southampton Faculty of Medicine, Southampton, UK.
5 Institute for Life Sciences, University of Southampton, Southampton, UK.