肝细胞癌是一种富含血管的肿瘤，肿瘤血管的生成与VEGF相关。

Hepatocellular carcinoma is a tumor rich in blood vessels, tumor blood vessel formation and VEGF-related.

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最后，研究者们将这些癌症干细胞注射到免疫低下的小鼠脑部并检测生成的肿瘤中的血管。

Finally, the researchers injected these cancer stem cells into the brains of mice with weakened immune systems and then examined the blood vessels within the resulting tumors.

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他们发现，那些染色体的形态和肿瘤自身细胞的完全相同，说明至少一些血管细胞是来自肿瘤内部的。

They found patterns exactly like those in cells from the tumor itself, suggesting that at least some of the blood vessel cells came from the tumor.

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So if you could stop a tumor from being able to develop blood vessels you might be able to stop its growth at a stage where it's not harmful.

所以,如果我们能通过阻止血管的生成,来阻止肿瘤的发展,就可以在肿瘤还处于良性阶段时扼制它

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If a tumor starts to grow and it doesn't develop a vascular supply it doesn't develop blood vessels in it, then it can't get bigger than a certain size and there's lots of evidence from many cancers showing that this is true.

如果肿瘤生长时,没有形成新的血管以维持供血,肿瘤内部也没有血管的话,它的大小将非常有限,这一结论已有许多科学成果可以证明

耶鲁公开课 - 生物医学工程探索课程节选