. . . . . . . . . . . . "[To investigate the involvement of CD28, CTLA4, CD80, and CD86 genes in PF pathogenesis, 18 polymorphisms in 2q33 and 3q21 chromosomal regions were analyzed in 269 patients and 395 controls subdivided according to predominant ancestry in Euro-Brazilian and Afro-Brazilian individuals.]. 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 . "2014-10-02T12:41:21+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .