CD276 and nonpapillary renal cell carcinoma: More importantly, Kaplan–Meier survival analysis showed that patients with ccRCC with high‐expressed B7‐H3 molecules often showed a shorter disease‐free survival when compared with those with low‐expressed B7‐H3 (Fig. 1B), but the expression of FN 1 had no significant effect on the disease‐free survival of patients with ccRCC (Fig. 1D).