mRNA levels and protein mass of hepatic sterol regulatory element-binding protein-2 (SREBP2), low-density lipoprotein receptor (LDL-R), 3-hydroxy-3-methylglutary-CoA reductase (HMG-CoA-R), cholesterol-7a-hydroxylase (CYP7A1) and liver X receptor alpha (LXRα) in hamsters fed one of five diets: NCD, no cholesterol diet; HCD, high cholesterol diet containing 0.1% cholesterol; PC, high cholesterol diet containing 0.5% cholestyramine; LP, high cholesterol diet containing a low dose (0.1%) soybean germ phytosterols (SGP); HP, high cholesterol diet containing a high dose (0.2%) of soybean germ phytosterols (SGP). n = 8 for each group. a,b,c = means with different superscript letters differ significantly at p < 0.05.