Noun ldl has 1 sense
  1. low-density lipoprotein, LDL, beta-lipoprotein - a lipoprotein that transports cholesterol in the blood; composed of moderate amount of protein and a large amount of cholesterol; high levels are thought to be associated with increased risk of coronary heart disease and atherosclerosis
    --1 is a kind of lipoprotein
    --1 has substances: LDL cholesterol
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