RCC1 and breast carcinoma: Additionally, the high expression of RCC1 is also related to poor OS, relapse-free survival (RFS), distant metastasis-free survival (DMFS) and PPS in breast cancer and poor OS, RFS, disease-specific survival (DSS) and progress-free survival (PFS) in liver cancer (Supplementary Figure S5e,f, all p < 0.05).