TGF-β has been identified to be overexpressed in a variety of cancer tissues and cancer cell lines and has also been well acknowledged as a prognostic predictor for various carcinomas, such as hepatocellular carcinoma [6], glioma [7], colorectal carcinoma [8], and oral squamous cell carcinoma [9]. The gene discussed is TGFB1; the disease is hepatocellular carcinoma.