. . . . . . . . . . . . "[Polymorphism of three complement genes (C4A, C4B, and BF) located within the major histocompatibility complex was studied in 48 biopsy-proven IgA nephropathy patients and nineteen patients with Henoch-Schönlein purpura (HSP).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:39:55+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .