. . . . . . . . . . . . "[The feasibility of using retroviral gene therapy to overcome drug resistance was assessed by determining the efficiency by which a retrovirus containing the human HGPRT gene could sensitize hypoxanthine-guanine phosphoribosyltransferase (HGPRT) negative human promyelocytic leukemia cells to 6-thioguanine.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2016-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:51:36+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .