科学家们完成33种癌症的遗传图

原来癌症分类是根据起源，但是一项新的研究发现，所有33种癌症类型都可以根据其细胞和基因组成而分为28种不同的分子类型，或者称为“簇”，而不依赖于它们在体内的起源。近三分之二的这些簇具有分子相似性，在身体的多个区域都有发现。

研究人员认为，通过在基因水平上打破不同的癌症类型，就可以开发出更有效的治疗方法。
“现在是重写癌症教科书的时候了，”来自加利福尼亚老龄问题研究所的Christopher Benz教授说。

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