MKI67 and hepatocellular carcinoma: In contrast to in vitro observations, in vivo overexpression of TRIB3 significantly enhanced hepatoma cell proliferation and EMT, as evidenced by increased Ki67 expression in hepatoma cells and alterations in vimentin and E‐cadherin levels under long‐term sorafenib treatment (Figure 3E,F; Figure S3B, Supporting Information).