Prior work by others has identified the MMP7 (Gao et al., 2019; Huang et al., 2021; Vočka et al., 2019), PPBP (Chen et al., 2022; Kothalawala & Győrffy, 2023; Feng et al., 2022), and CXCL5 gene products to be extremely useful in the mechanisms and diagnosis of colorectal cancer (Chen et al., 2019; Zhang et al., 2021; Novillo et al., 2020; Zhang et al., 2020). The gene discussed is PPBP; the disease is colorectal cancer.