. . . . . . . . . . . . "[To determine whether genetic mechanisms play a role in the activation of PDGFR-RAS/MAPK signalling in medulloblastoma, we performed a direct sequence analysis of the established mutational 'hotspots' of known targets of activating mutations within the pathway (PDGFRA, NRAS, KRAS, HRAS and BRAF) and PDFRFB, in a cohort of 28 primary tumours.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2015-02-27"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2015-08-25T14:40:14+02:00"^^ . . . . . . . . . . . "v3.0.0.0" . "v3.0.0" .