Figure 1. KCNKs are differentially expressed between HCC and normal tissue (UALCAN). KCNK1/7/9 mRNAs were overexpressed (A, E, F) while KCNK2/3/5/10/13/15/17 mRNAs were underexpressed (B, C, G, H, I, J) in primary HCC tissues compared to normal samples. *p<0.05, **p<0.01, *** p<0.001.