treatment of rats with 17 alpha-ethynylestradiol to increase the hepatic degradation of lipoprotein did not change acid cholesterol ester hydrolase activity in liver , indicating that the thyroid hormone induced stimulation of acid cholesterol ester hydrolase activity in hepatocytes is not a secondary effect owing to the increased hepatic catabolism of low density lipoproteins ( ldl ) .
C0023884
liver
C0494165
secondary