We found that DCLK1 expression significantly correlates with both TGFB1 and CXCL12 and their receptors TGFBR1, TGFBR2, and TGFBR3, and CXCR4, respectively, in colon and stomach cancer patients (Figure 5A,B). Here, TGFB1 is linked to gastric cancer.