A gene that can carry a very high risk for the disease, the apolipoprotein E gene, was discovered in 1993.

一个基因对疾病具有很高的危害性，阿朴脂蛋白E基因于1993年被发现。

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And other researchers are examining the role of a bad gene, apolipoprotein E e4.

FORBES: Magazine Article

She says they injected intravenously two differing amounts of an RNA snippet that blocks the gene that makes apolipoprotein B, a key component in cholesterol.

NPR: Researchers Try Fighting Heart Disease Gene by Gene