1. Center
for Proteomics and Metabolomics, Leiden University Medical Center, Leiden, 2333ZA The Netherlands
2. Department
of Neurology, Leiden University Medical Center, Leiden, 2333ZA The Netherlands
3. Department
of Immunohematology and Blood Transfusion, Leiden University Medical Center, Leiden, 2333ZA The Netherlands
4. Department
of Human Genetics, Leiden University Medical Center, Leiden, 2333ZA The Netherlands
5. Fondazione Pisana
per la Scienza ONLUS, Pisa, 56121 Italy