. . . . . . . "[Exons 16 and 17 of the beta-amyloid precursor protein gene has been sequenced in individuals with the amyotropic lateral sclerosis/Parkinson's dementia complex of Guam to test the hypothesis that this disease is an allelic variant of Alzheimer's disease and to test whether sequence differences within beta-amyloid in this population contributes to the non-deposition of this peptide in the disorder.The sequence was normal.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:10:39+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .