1. MS Proteomics Research Group, HUN-REN Research Centre for Natural Sciences, Magyar Tudósok körútja 2., Budapest H-1117, Hungary
2. Faculty of Science, Institute of Chemistry, Hevesy György PhD School of Chemistry, Eötvös Loránd University, Pázmány Péter sétány 1/A, Budapest H-1117, Hungary
3. Department of Chemical and Environmental Process Engineering, Budapest University of Technology and Economics, Budapest H-1111, Hungary