1. Laboratory of Bio-Organic Mass Spectrometry, ECPM, UMR 7178, Hubert CURIEN Multidisciplinary Institute, Louis Pasteur University, Strasbourg, France, Ciphergen Biosystems GmbH, Berlin-Hennigsdorf, Germany, Department of Hematology and Oncology, Hautepierre Hospital, Strasbourg, France, and Institute of Hematology and Immunology, Medical School, Louis Pasteur University and Laboratory of Hematology, Hautepierre Hospital, Strasbourg, France