. . . . . . . "[The majority of familial AD cases are caused by mutations in either of the highly homologous PS (presenilins), an essential component of the gamma-secretase enzyme complex, or amyloid precursor protein, a gamma-secretase substrate and the precursor of amyloid beta peptides.]. 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 . "2017-10-17T13:10:37+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .