Fig. 6

Regulatory networks of hub genes. (a) mRNA–miRNA regulatory network of hub genes. (b) mRNA–transcription factor (TF) regulatory network of hub genes. In both networks, orange nodes represent mRNAs. In panel (a), blue nodes represent miRNAs; in panel (b), blue nodes represent transcription factors (TFs).TF, transcription factor; miRNA, microRNA; mRNA, messenger RNA.