The lncRNA-miRNA-mRNA network. The red V, ellipse, and diamond shapes represent upregulated lncRNAs, mRNAs, and miRNAs, respectively. The green V, ellipse, and diamond shapes represent downregulated lncRNAs, mRNAs, and miRNAs, respectively. lncRNA, long non-coding RNAs; miRNA, microRNA; mRNA, messenger RNA.