AFP and hepatocellular carcinoma: The mean serum AFP levels of HCC patients carrying the rs1169310-TT, rs1169310-CT, and rs1169310-CC alleles were 2708.15 ± 8485.04 ng/ml (lowest), 15985.87 ± 70262.45 ng/ml (middle), and 44991.50 ± 158095.87 ng/ml (highest), respectively.