. . . . . . . "[Osteopontin (OPN) is a phosphorylated glycoprotein that plays a critical role in the invasion of osteosarcoma (OS), the most common primary malignant bone tumor.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:16:25+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .