when these labeled lipoproteins are injected intravenously into intact rats , the labeled apolipoprotein e rapidly exchanges with apolipoprotein e in the alternate lipoprotein fraction and is removed from the blood at a slow rate , comparable to that observed for apolipoprotein a-i in similarly labeled high density lipoproteins .
C0003595
apolipoprotein e
C0023820
lipoprotein