WFDC21P and hepatocellular carcinoma: Among those Nur77-regulated lncRNAs, WFDC21P is one of the most greatly upregulated lncRNA (Fig. 1a), and this upregulation of WFDC21P by Nur77 could be consistently verified in Huh7, HepG2, and PLC HCC cell lines (Fig. 1b).