. . . . . . . . . . . . "[Previous studies have shown that insertion/deletion polymorphisms in the angiotensin-converting enzyme (ACE) gene and the endothelial nitric oxide synthase (eNOS) gene are associated with Henoch-Schönlein purpura nephritis (HSPN).]. 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 . "2016-05-13T12:49:21+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .