DCLK1 and cancer: Doublecortin-like kinase 1 (DCLK1) has been reported to enhance cell regeneration and proliferation (Chandrakesan et al. 2017; Westphalen et al. 2017) and is highly expressed in cancer, progenitor cells, and type 2 macrophages (Panneerselvam et al. 2020; Undi et al. 2022; Westphalen et al. 2016).