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A lipoprotein with a relatively high proportion of protein and low proportion of lipids that incorporates cholesterol and transports it to the liver. High levels are associated with a decreased risk of atherosclerosis and coronary artery disease. Also called HDL cholesterol.
(Biochemistry) high-density lipoprotein
high-density lipoprotein: a circulating lipoprotein that picks up cholesterol in the arteries and deposits it in the liver for reprocessing or excretion.
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|Noun||1.||HDL - a lipoprotein that transports cholesterol in the blood; composed of a high proportion of protein and relatively little cholesterol; high levels are thought to be associated with decreased risk of coronary heart disease and atherosclerosis|
lipoprotein - a conjugated protein having a lipid component; the principal means for transporting lipids in the blood
HDL cholesterol - the cholesterol in high-density lipoproteins; the `good' cholesterol; a high level in the blood is thought to lower the risk of coronary artery disease