为防止外周病患者截肢，重要的一点是要确保尽早安排血管外科医生。

To prevent amputations in patients with peripheral disease it is important to ensure early referral to a vascular surgeon.

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这个试验中，没有一个病人服用药物时间超过12周，而且也没有数据证明该药可以减少心脏病疾病或心血管疾病，而这恰是所有降胆固醇药物的目标。

None of the patients took the medicine for more than 12 weeks, and the trials offered no evidence that it had reduced heart attacks or cardiovascular disease, the goal of any cholesterol drug.

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她说这也就可以解释为什么试图通过血管生成抑制因子来阻断血管生长信号而阻断肿瘤血液供应的药物通常在六周内失去作用。

She says that this could explain why cancer drugs aimed at choking off a tumor's blood supply by blocking growth signals, known as angiogenesis inhibitors, usually stop working within about 6 months.

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The circulatory system which we'll talk about in a couple of weeks, the heart, the blood vessels, and the blood work together to form a totally internal function.

例如过几周我们要讲的循环系统,心脏,血管,血液,三者协同工作,形成一个完全在体内发挥作用的体系

耶鲁公开课 - 生物医学工程探索课程节选