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lipoprotein

A particle made of fat and protein that carries cholesterol and other fats through the blood.

lip-oh-PROH-teen noun

Word parts

lip/o fatprotein

What it means

Fats do not mix with blood, so they travel wrapped in protein. Low-density lipoprotein (LDL) carries cholesterol to the tissues and can leave it in artery walls, so it is often called "bad" cholesterol. High-density lipoprotein (HDL) carries cholesterol back to the liver and is called "good" cholesterol. A lipid panel measures them.

Remember it

HDL is Healthy; LDL is Lousy.

At a glance

Spanishlipoproteína
Also writtenlipoproteins

Related terms

coronary artery disease

Narrowing of the arteries that supply blood to the heart muscle, most often from fatty plaque buildup.

atherosclerosis

A buildup of fatty deposits (plaque) inside the walls of the arteries.

ather/o

A word root that means fatty plaque, the soft fatty buildup that can form inside arteries.

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