The overexpression of DCLK1 protein is in various cancers, including gastric (Liu et al., 2020), pancreatic (Dandawate et al., 2019), colon (Chandrakesan et al., 2017), renal (Weygant et al., 2016), and breast (Liu et al., 2019; Sureban et al., 2015; Panneerselvam et al., 2020). This evidence concerns the gene DCLK1 and cancer.