They found a significant decrease in a marker associated with cell damage, which can cause impaired brain, muscle, liver and kidney function as well as ageing effects on the skin.

他们发现与细胞损伤相关的一处标记出现了显著的下降。 这种细胞损伤会造成大脑、肌肉、肝脏和肾脏功能的损害，还会造成皮肤的老化。

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This protein is often produced when nerve cells are reacting to neurotransmitters and is thus regarded as a general marker for nerve-cell activity.

这种蛋白通常是在神经细胞对神经传递素起反应时产生，因此它也被认为是神经细胞行为活动的生物标志。

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But it is an open question, given all the genetic damage in a cancer cell, as to which type of damage would be the best marker of a tumor's presence.

不过，还有个悬而未决的问题：假定癌细胞内出现遗传损伤的情况，那么，哪种类型的损伤可以作为肿瘤存在的理想指标？

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And in red is a hair cell marker that labels sensory hair cells and the yellow color is the composite color of the green and the red.

红色部分是遗传标记,代表的是听觉毛细胞,黄色是,红和绿两色的复合色。

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We've learned how to identify and catalog cells according to the composition of proteins on the surface and those proteins that distinguish a cell are often called marker proteins.

我们学会了如何按照表面的蛋白成分,来识别并分类细胞,而这些用来区别细胞的蛋白,通常称为标记蛋白

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The findings suggests that around one third of these patients will express the Lamin A stem cell marker and should be considered for chemotherapy.

BBC: Tag for aggressive bowel cancer

The patients who had the stem cell marker protein Lamin A present in their tissue were more likely to have an aggressive form of the disease.

BBC: Tag for aggressive bowel cancer

Two giggling young women roll up their sleeves as Motsepe signs their arms with a black marker, smiling while admirers snap photos with cell phones.

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