. . . . . . . "[In both tumors and serum, methylation of polymerase-1 (PARP-1), SHP-1, DAPK-1 and TIMP-3 genes was at significantly higher levels in high-grade compared with low-grade gliomas, indicating that the promoter methylation status positively correlates with tumor grade.]. 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 . "2017-10-17T13:15:49+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .