Figure 6. The genes correlated with COL4A1 and COL4A2 and differentially expressed in HCC (LinkedOmics). (A, B) The volcano plot showing the genes correlated with COL4A1 and COL4A2 and differentially expressed in HCC. (C, E) The heatmap showing the top 20 genes positively or negatively correlated with COL4A1 or COL4A2. (D, F) The same correlated genes for COL4A1 and COL4A2 in top 20 positively or negatively correlated genes.