“…When hepatic inadequacy occurred because of liver cancer and chronic liver disease, form, esterification and evacuation of cholesterol were blocked, which causes changes of plasma cholesterol level (Cooper et al, 1996;Motta et al, 2001;Ooi et al, 2005;Heeren et al, 2004;Kanel et al, 1983;Popescu et al, 2003); and it was also discovered that serum cholesterol level was negative correlated with occurrence and mortality of some cancers by epidemiologic study (Law and Thompson, 1991;Williams et al, 1981). Study of the correlation between total serum cholesterol and tumor showed that the cholesterol level in patients who died of cancer was significantly lower than that in those who survived (Cambien et al, 1980).…”