This aversity to double-stranded RNA means short hairpins can be used to knock out the messengers, thus nullifying the signal from the underlying gene.

哺乳动物细胞对双链RNA不识别意味着可用短发卡RNA来阻断信使RNA,从而使相应基因的信号无法传递。

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Tumor is a kind of gene disease in the field of molecular biology, canceration is correlated with signal transduction system, regulate of cell cycle, differentiation and development of cell apoptosis.

肿瘤是一种基因疾病，在当前分子生物学领域中，细胞癌变与细胞信号传导系统、细胞周期调控、细胞的生长和分化，以及细胞凋亡等均有关联。

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Methods Microarray analysis on human signal transduction associated proteins was applied to profile changes in gene expression of human ECV304 endothelial cells induced by low density lipoprotein.

方法利用低密度脂蛋白作用人血管内皮细胞系ecv304，通过基因芯片分析人信号传导相关蛋白的表达谱。

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There are molecules in cells that give the DNA the signal that it's time to transcribe and express a gene, those are called transcription factors, we'll talk about them a bit later.

在细胞中有些分子能够,给DNA发出信号告诉它,是时候转录和表达某基因了,这些分子叫做转录因子,晚些时候我们会讲它们

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When a clock gene is switched on, it directs the cell to produce proteins, which eventually trigger a signal that switches the gene off.

BBC: Body clock 'set before birth'

But Senior Policy Advisor Rahm Emanuel and National Economic Council Advisor Gene Sperling are said to believe that the president should send a powerful signal to Congress now by using the line-item veto.

CNN: Clinton's Second Thoughts On Line-Item Veto