Hypercholesterolemia is an important factor in the formation of atherosclerosis. Previous research has shown that proteasome inhibitors can reduce the enzyme 3-hydroxy-3-methylglutaryl-coenzyme a synthase (HMG-CoA synthase) mRNA levels which plays a role in cholesterol synthesis. Objective of this study was to analyze the effect of proteasome inhibitor on total cholesterol levels of atheroscler…