CNN1 and cancer: However, previous studies have suggested that CNN1 was found to be elevated in tumor tissues, at least those such as LUSC, OV, LIHC, and BLCA; thus, it might be considered a potential oncogene to be involved in cancer progression (Sasaki et al., 2002; Yamane et al., 2015; Liu et al., 2019; Liu et al., 2021).