The drug, aducanumab, made by pharmaceutical company Biogen, is an antibody that binds to a sticky brain protein called amyloid, which most scientists think could be the main trigger for the disease.

由制药公司 Biogen 生产的药物 aducanumab 是一种抗体， 可与称为淀粉样蛋白的粘性脑蛋白结合， 大多数科学家认为这可能是该疾病的主要诱因。