CTF1 and malignant colon neoplasm: Surprisingly, in view of the very different cell types, we found that US7 cells with ST6Gal1 overexpression had 19 genes in common (18 increased and one decreased) with the SW948 ST6Gal1 overexpressing colon cancer cells, including, among others, ST6GAL1, TGFβ2, and CTF1.