1. MS Proteomics Research Group, Research Centre for Natural Sciences, Magyar Tudósok Körútja 2, H-1117 Budapest, Hungary
2. Faculty of Science, Institute of Chemistry, Hevesy György PhD School of Chemistry, ELTE, Eötvös Loránd University, Pázmány Péter Sétány 1/A, H-1117 Budapest, Hungary
3. Department of Biochemistry and Molecular Biology, Faculty of Medicine, University of Debrecen, Egyetem tér 1, 4032 Debrecen, Hungary