The dementia-associated APOE e4 allele is not associated with REM sleep behavior disorder.

Gan-Or Z, Montplaisir JY, Ross JP, Poirier J, Warby SC, Arnulf I, Strong S, Dauvilliers Y, Leblond CS, Hu MT, Högl B, Stefani A, Monaca CC, Cochen De Cock V, Boivin M, Ferini-Strambi L, Plazzi G, Antelmi E, Young P, Heidbreder A, Barber TR, Evetts SG, Rolinski M, Dion PA, Desautels A, Gagnon JF, Dupré N, Postuma RB and Rouleau GA. The dementia-associated APOE e4 allele is not associated with REM sleep behavior disorder. Neurobiology of Aging. 2017. PubMed