. . . . . . . . . . . . "[While the familial, early onset form of AD is known to be caused by specific mutations in genes encoding presenilin 1, presenilin 2, or amyloid-β protein precursor, the underlying mechanisms leading to the development of sporadic AD are still not known.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2016-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:50:11+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .