To evaluate the influence of tumor necrosis factor - alpha (TNF-α - 308 G>A) polymorphism on hepatocellular carcinoma risk. Subjects and methods: 102 hepatocellular carcinoma patients with HBsAg (+) and 102 healthy blood donors were enrolled in the study. | The effect of TNF-α - 308 G>A polymorphism alters the risk of hepatocellular carcinoma