. . . . . . . . . . . . "[Loss of heterozygosity at the Ink4a/Arf gene locus was observed in 5/5 malignant gliomas and 1/1 neuroblastoma, while the PTEN(phosphatase and tensin homologue) gene locus was unaffected by deletions.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2015-02-21"^^ . . "Gene-disease associations manually curated."@en . "DisGeNET evidence - CURATED"@en . "2015-08-25T14:37:46+02:00"^^ . . . . . . . . . . . "v3.0.0.0" . "v3.0.0" .