. . . . . . . . . . . . "[About 8 out of 91 (9%) invasive pituitary tumors versus 0 out of 262 (0%) noninvasive tumors were found to harbor somatic mutations in exons 9 and 20 of the PIK3CA gene (P<0.001), and the mutation was associated with increased disease recurrence.]. 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 . "2014-10-02T12:40:11+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .