In addition, cyclin D1 was also identified to be oncogenic for human urinary bladder cancer, liver cancer, non‐small cell lung cancer, cervical cancer, etc. 28, 29, 30, 31, 32 As for vimentin, it was reported that its protein levels could be suppressed by miR‐320a or miR‐373, consequently inhibiting tumor growth, cellular proliferation and metastasis in gastric cancer cells 29, 32. This evidence concerns the gene CCND1 and liver cancer.