To ascertain the inhibitory effects of Gyp L and Gyp LI on renal cancer cells, we conducted CCK8 assays on ACHN and 769-P cells after 48 h of treatment with Gyp L and Gyp LI at different concentrations (0, 20, 40, 60, 80, and 100 μM). This evidence concerns the gene GYPB and renal carcinoma.