C3 and nonpapillary renal cell carcinoma: And Disease-Free survival in patients with ccRCC was associated with the expression levels of LGALS1, TIMP1, C3, CHGB, GPC3, P4HB, and VCAN (p < .05) (Figure 9), high levels of LGALS1, TIMP1, C3, CHGB, GPC3, P4HB, and VCAN were correlated with low Disease-Free survival in patients with ccRCC.