RPRD1A and neoplasm: The results showed that 78.6% (210/267) para-tumor tissues presented low-expression (score 0 and 1) and 21.4% (57/267) presented high-expression (score 2 and 3) of RPRD1A, while the tumor tissues showed 65.2% (174/267) low-expression and 34.8% (93/267) high-expression (Fig. 1C, bottom).