MTHFR and hepatocellular carcinoma: We found that MTHFR rs1801133 and rs9651118polymorphisms were associated with the decreased risk of HCC in no chronic HBVinfection subgroup (rs1801133: GA vs. GG: adjustedP=0.001 and GA/AA vs. GG: adjustedP=0.001; and rs9651118: CT vs. TT: adjustedP=0.021 and TC/CC vs. TT: adjustedP=0.037).