About the Authors

Ali Bouamrani

Contributed equally to this work with: Ali Bouamrani, Claire Ramus

Affiliation Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France

Claire Ramus

Contributed equally to this work with: Ali Bouamrani, Claire Ramus

Affiliation Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France

Emmanuel Gay

Affiliation Department of Neurosurgery and Pathology, Centre Hospitalier Universitaire, Grenoble, France

Laurent Pelletier

Affiliation Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France

Myriam Cubizolles

Affiliation Ciphergen Inc., Fremont, California, United States of America

Sabine Brugière

Affiliation CEA, Grenoble, France

Didier Wion

Affiliation Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France

François Berger

Affiliation Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France

Jean-Paul Issartel

jean-paul.issartel@ujf-grenoble.fr

Affiliations Grenoble Institut des Neurosciences, INSERM U836, Université Joseph Fourier, Grenoble, France, Centre National de la Recherche Scientifique (CNRS), Grenoble, France

Competing Interests

Myriam Cubizolles was employed as an engineer by the company that distributes SELDI-TOF equipments. This fact does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: FB. Performed the experiments: AB CR MC SB. Analyzed the data: AB CR DW J-PI. Contributed reagents/materials/analysis tools: EG LP. Wrote the paper: J-PI.