CEACAM6 and colorectal carcinoma: These findings demonstrated that suppression of CEACAM6, LGR5 and Wnt signaling by CD151 silencing may revive via TGFβ1 upregulation, confirming that CD151 promotes CRC progression by a crosstalk involving CEACAM6, LGR5 and Wnt signaling via TGFβ1.