PTK7 and cancer: Interestingly, 39 of them were involved in cancer-related molecular pathways (ATXN2, AXIN1, BCL2L11, CAMK2B, CDH15, CDH17, CHUK, COL1A1, COL4A6, COL7A1, CSNK1G1, CTGF, CXCL12, CXCL6, FGF11, FGF5, FZD5, GABRA1, GNAS, GNRH2, HAPLN1, IHH, INSRR, ITGB2, LAMB2, LIFR, MAPK10, MUC1, PIK3R1, PPARGC1A, PSMA7, PTCH1, PTK7, SHC3, TCF4, TGFB2, TNFRSF14, TUBGCP2, and ZEB1).