Accepted for Publication: September 5, 2014.
Published Online: December 29, 2014. doi:10.1001/jamaneurol.2014.3308.
Study concept and design: Caroppo, Brice, Le Ber.
Acquisition, analysis, or interpretation of data: Caroppo, Belin, Grabli, Maillet, De Septenville, Migliaccio, Clot, Lamari, Camuzat, Dubois, Le Ber.
Drafting of the manuscript: Caroppo, Clot, Camuzat, Le Ber.
Critical revision of the manuscript for important intellectual content: Belin, Grabli, Maillet, De Septenville, Migliaccio, Lamari, Brice, Dubois.
Obtained funding: Caroppo, Brice, Le Ber.
Administrative, technical, or material support: De Septenville, Clot, Lamari, Camuzat.
Study supervision: Le Ber.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by contract ANR-10-IAIHU-06 from Investissements d’avenir (Dr De Septenville); by a doctoral fellowship from Carlo Besta Institute (Dr Caroppo); and by contract R12091DD from the France Alzheimer Association (Dr Brice).
Role of the Funder/Sponsor: The funding sources had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Lydia Guennec, BS, Isabelle Lagroua, RN, Sylvie Forlani, PhD, and Christelle Dussert, BS, of the DNA and cell bank of Centre de Recherche de la ICM, Hôpital de la Salpêtrière, Paris, France, provided excellent technical assistance. None of these contributors received financial compensation for their roles.