TCF7L1 and neoplasm: Second, the survival analysis showed that 7 genes had significant (p < 0.05) Kaplan–Meier curves, including 5 genes (MS4A1, N4BP2L1, IGF1R, TCF7L2 and COL11A1) based on the normal expression, and 2 genes (TCF7L1 and PTPRM) based on the tumor expression.