One solution is to try to determine which patients should get which drug based on the genetic profile of the tumor.

解决方案之一是根据肿瘤的基因序列试图找出哪些病人需要哪种药。

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The typical pancreatic tumor had 63 genetic mutations, while the average brain tumor had 60, they found.

他们发现典型的胰腺肿瘤有63个基因突变，而脑肿瘤平均有60个。

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Researchers have identified TEM1 as a specific genetic marker for the vascular cells associated with tumor growth, a finding that could aid in diagnosis and treatment of ovarian cancer.

最近研究者们发现TEM1可作为与肿瘤生长相关的血管细胞的一个特异性的遗传学标记物，该发现可能有助于卵巢癌的诊断和治疗。

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In addition, they identified in a single tumor a genetic signature associated with a good prognosis and another linked to a poor one.

WSJ: 'Personalized Medicine' Hits a Bump

Other advances in recent years include so-called targeted treatments that take aim at the underlying genetic mutations that fuel tumor growth drugs like Roche Holding AG's Zelboraf for melanoma.

WSJ: New Cancer Drugs Use Body's Own Defenses

Someday a new style of individualized medicine will let doctors analyze the DNA in a patient's tumor, then administer customized cocktails of drugs designed to attack that tumor's particular genetic defects.

FORBES: Conquering Cancer