Down syndrome and a presenilin 2 variant: dual genetic risk of Alzheimer's disease
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Early onset familial Alzheimer's disease (EOFAD) is rare compared to sporadic AD, but dominant variants in genes involved in amyloid β (Aβ) processing are well-described. One such variant is in the presenilin 2 (PSEN2) gene, N141I, and was first described i... ...