SRSF9 and neoplasm: In BRCA, COAD, HNSC, KICH, LUAD, LGG, LUSC, PRAD, PAAD, SARC, STAD, UCEC, and UCS, SRSF9 expression was significantly positive correlated to TMB, demonstrating that the higher the expression of SRSF9 is, the higher the degree of tumor mutation is.