The COL1A1-PDGFB fusion gene was expressed in 14 (87.5%) cases, demonstrated by reverse transcriptase PCR analysis.     ///    The COL1A1-PDGFB fusion transcript was observed in 87.5% of patients.     ///    "No association was found among the different COL1A1-PDGFB fusion transcripts, the various histological subtypes and clinical features. "    ///    "Therefore, COL1A1-PDGFB is a useful and accurate tool in diagnosing DFSP in Koreans.."    ///    "Therefore, COL1A1-PDGFB is a useful and accurate tool in diagnosing DFSP in Koreans.. "