. . . . . . . . . . . . "[Sequence analysis has revealed that: (a) the PDGF-2 chain is encoded by the c-sis protooncogene, the cellular counterpart of the simian sarcoma viral oncogene; (b) the PDGF-1 and PDGF-2 chains are related; and (c) the PDGF-1 gene has no known viral homologue.]. 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 . "2015-08-25T14:43:46+02:00"^^ . . . . . . . . . . . "v3.0.0.0" . "v3.0.0" .