SS18 and synovial sarcoma: Table S8) involved in RNA transport, and SS18 (Synovial Sarcoma Translocation, Chromosome 18), p = 3.75E-07 (Comparison 3, Cassette Exon type splicing event), which is related to synovial sarcoma and its splice variant lacking exon 8 was shown to increase the malignant potential in synovial sarcoma73 (Supp.