In the HBx‐expressing MHCC97H xenograft tumour tissues, si2R5C treatment decreased the expression of B56γ, upregulated the levels of p‐AKTThr308, p‐AKTSer473, MMP2, and MMP9 in the si2R5C injection group (Figure 5H,I). Here, PPP2R5C is linked to neoplasm.