The SYT-SSX1 gene fusion was identified in a small proportion of tumoral cells.     ///    "We report, to our knowledge, the first epithelioid sarcoma in which the presence of SYT-SSX1 fusion gene has been detected by means of conventional RT-PCR analysis and sequencing, real-time RT-PCR and FISH. "    ///    Epithelioid sarcoma with SYT-SSX1 fusion gene expression: molecular and cytogenetic analysis.. 