1. Discovery Technologies, Roche Innovation Center Basel, F. Hoffmann-La Roche Ltd; Basel Switzerland
2. Laboratorio Di Fisiopatologia Dell'uremia, Istituto Giannina Gaslini; Genoa Italy
3. School of Medical Sciences; University of New South Wales; Sydney Australia
4. Department of Pathology and Immunology, Faculty of Medicine; University of Geneva; Geneva Switzerland
5. Laboratory of Mass Spectrometry, Core Facility; Istituto Giannina Gaslini; Genoa Italy
6. Proteomics and Mass Spectrometry Laboratory; Istituto per Il Sistema Produzione Animale in Ambiente Mediterraneo (ISPAAM), National Research Council (CNR); Napoli Italy
7. Department of Electron Microscopy (IA) and Mathematical Methods in Biology (VD), A.N. Belozersky Institute of Physico-Chemical Biology, Lomonosov Moscow State University; Moscow Russia