the lipoprotein fractions vldl , dl and hdl ( very low density lipoproteins , low density lipoproteins and high density lipoproteins , respectively ) were isolated by preparative ultracentrifugation . beta-pyridylcarbinol reduced total cholesterol from 410 +/- 39 mg/dl to 319 +/- 19 mg/dl ( p less than 0.05 ) .
C0023820
lipoprotein
C0023825
very low density lipoproteins