1. Laboratory for Experimental Medicine and Endocrinology (LEGENDO), University Hospital Gasthuisberg, Catholic University of Leuven, Herestraat 49, box 902, B-3000 Leuven, Belgium
2. Department of Immunohaematology and Blood Transfusion, Leiden University Medical Center, P.O. Box 9600, 2300 RC Leiden, The Netherlands
3. ProMeta, University Hospital Gasthuisberg, Catholic University of Leuven, Herestraat 49, box 901, B-3000 Leuven, Belgium
4. Laboratory of Protein Phosphorylation and Proteomics, University Hospital Gasthuisberg, Catholic University of Leuven, Herestraat 49, box 901, B-3000 Leuven, Belgium
5. Center for Biological Sequence Analysis, Kemitorvet building 208, Technical University of Denmark, DK-2800 Lyngby, Denmark
6. Pediatric Surgical Research Laboratories, MassGeneral Hospital for Children, Massachusetts General Hospital, 55 Fruit Street, Boston, Massachusetts 02114, United States
7. Harvard Medical School, 25 Shattuck Street, Boston, Massachusetts 02115, United States