before estrogen treatment , these rats were severely hypercholesterolemic and had high concentrations of lipoproteins of d < 1.006 g/ml ( very low density lipoproteins , vldl ) , d = 1.006 to 1.03 g/ml ( intermediate density lipoproteins , idl ) , and d = 1.03 to 1.063 g/ml ( low density lipoproteins , ldl ) , and low concentrations of lipoproteins of d = 1.063 to 1.21 g/ml ( high density lipoproteins , hdl ) .
C0023825
very low density lipoproteins
C0023820
lipoproteins