1. Biomolecular Mass Spectrometry Unit, Department of Parasitology, Leiden University Medical Center, Albinusdreef 2, 2333ZA, Leiden, The Netherlands
2. Hogeschool Leiden, Leiden, The Netherlands
3. Université de Lillel, CNRS-FRE 3249, MALDI Imaging Team, Laboratoire de Neuroimmunologie et Neurochimie Evolutives, Villeneuve d’Ascq, France