One in five cell-lines mutated a particular region of chromosome 20 .

1/5的培养细胞在20号染色体上的特定区域发生突变。

But when the p53 gene is mutated , the protection is gone .

但是，当p53基因一旦变异，就失去了这种保护作用。

The same mutated genes were present in plants with the van gogh characteristics .

具有梵高笔下向日葵特征的品种均存在有相同的基因突变。

One patient remains alive 3 years after treatment , and still carries the mutated gene .

其中的1个患者，在治疗后3年仍然活着，而且他的细胞还带着那种突变基因。

Roche 's vemurafenib attacks advanced melanoma by blocking the mutated form of a gene , b-raf .

罗氏公司的vemurafenib通过阻断一种突变的基因b-raf攻击晚期黑色素瘤。