CPEB4 and renal cell carcinoma: Furthermore, data from the TCGA database proved that CPEB4 expression was decreased in RCC tissues (Figure 1E), and the patients who showed high CPEB4 expression corresponded with longer 5-years overall (p < 0.001) and disease-specific cumulative survival (p = 0.0018) than those with low CPEB4 expression (Figures 1F,G).