As shown in Figure 4A, the potential co-expression genes of CTHRC1 were identified using the STRING tool and CTHRC1, DVL1, DVL2, DVL3, FZD3, ROR2, FZD5, FZD6, WNT3A, NTN4, and VANGL2 formed a network in human cancers. Here, NTN4 is linked to cancer.