A key aspect of Alzheimer's is sticky clumps of an abnormal protein in the brain called beta amyloid plaques.

阿尔兹·海默氏症主要是由于脑部聚集结块的异常蛋白质，名为be ta淀粉状蛋白斑。

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Amyloid is an abnormal protein usually produced by cells in your bone marrow that can be deposited in any tissue or organ.

淀粉样蛋白通常由骨髓细胞合成，可以在各个组织和器官中沉积。

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Until now, it was not clear why the disease only affects nerve cells and how the abnormal protein agglutination is triggered.

直到现在位置，人们不清楚为什么这种病只涉及到神经细胞、正常蛋白凝集又是如何触发的。

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Scientists have added two more drugs that attack the abnormal protein in a different way.

CNN: Advances in kids' early aging disease

Wong (now at Stanford University) figured the mutated gene might make an ideal target for a vaccine, as it creates an abnormal protein not seen in healthy cells.

FORBES: Magazine Article

Benlysta is delivered directly into a vein (intravenous infusion) and is the first inhibitor designed to target B-lymphocyte stimulator (BLyS) protein, which may reduce the number of abnormal B cells thought to be a problem in lupus.

FORBES: Human Genome Sciences' Benlysta Approved To Treat Lupus