blacks , in general , have been found to have lower low density lipoprotein ( ldl ) , lower very low density lipoprotein ( vldl ) , and higher high density lipoprotein ( hdl ) levels than whites , but there is some evidence to suggest that lipid and lipoprotein profiles may differ in middle and upper socioeconomic subgroups of the black population from those reported for lower socioeconomic groups .
C0023825
very low density lipoprotein
C0023820
lipoprotein