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端粒

n.telomere
网络telomeres; telomerase; telomeric

端粒

英-汉网络释义

端粒

telomere

端粒（Telomere）是真核细胞染色体末端的特殊结构。人端粒是由6个碱基重复序列（TTAGGG）和结合蛋白组成。

telomeres

端粒(Telomeres)是位于染色体末端的一种特殊结构，在衰老、癌变及其他生物学过程中有重要作用，细胞每分裂一次，其端粒 …

telomerase

由染色体根冠制造的端粒 (telomerase)是染色体的自然脱落物，能引发衰老和癌症。端粒也被科学家称作“生命时钟”，在新细胞 …

telomeric

在真核生物里端粒 (telomeric)位在染色体 (chromosome) 的末端 ,目前并没有在原核生物中发现 , telomeric重复序列 (repeats)会 …

THE TELOMERE

III. 端粒(THE TELOMERE) ....... 126 细胞与分子生物学基本概念 IV.

tolemere

09.24端粒(tolemere)是染色体末端的DNA重复序列由于今…09.24这本书的编者作者和出版都是义务襄助这本书的编… 02.02凭 …

telomere telomere

...张阳 05 05生物技术生物技术22班班 端粒（端粒（telomere telomere）是染色体末端由）是染色体末端由DNA DNA 与调 …

TTTAGGG

2.2.2 端粒(TTTAGGG)n 序列在棉花中的FISH 鉴定35-37 2.2.3 棉花端粒序列的 Bal31 酶切动力学实验鉴定37-40 2.2.4 TRF 法 …

例句：

Their first observation was that , adjusted for age , the telomeres of men and women were the same length .

她们的第一个发现是：与年龄相适应，男人的端粒和女人的端粒长度相同。

It concluded : 'The state of being married was the only significant predictor of telomere length when all other factors were not adjusted. '

结论总结：其中只有结婚是端粒长度较长的唯一重要预测因素而其他一切因素都不起作用。

The test works by measuring the length of the telomeres and is able to then determine the biological age of a person .

这项检测通过检测染色体端粒的长度，就可以判定一个人的生理年龄。

Moreover , it was not merely the father 's telomere length that correlated with that of his offspring , but also his actual lifespan .

此外，不仅仅是父亲的端粒长度与其子孙后代的端粒长度相关，而且他们与孩子之间的寿命也相关。

Many cancer researchers are trying to figure out how to turn off telomerase and potentially treat cancer .

许多癌症研究专家正在尽力研究如何通过阻断端粒而治疗癌症。

One set of Mrs. Young's DNA will be sent to Dr. Blackburn's lab , where the length of its telomeres will be measured .

杨女士的一份 DNA 样本会被送往布莱克本的实验室，在那里她的染色体端粒长度会被测量。

Telomere length was as good as cholesterol levels at predicting the risk of developing cardiovascular disease .

端粒长度，跟胆固醇水平一样是预测冠心病的很好的指标。

Our DNA is carrying chromosomes and at each end of these, a sort of protective caps called telomeres .

我们的 DNA 携带染色体，在每条染色体的末端都有保护性的端粒。

To help you visualize them , they are often compared to the little plastic tips at the ends of shoelaces .

为了给人以感性认识，人们常把端粒比作鞋带二端的小塑料头。

This was the first link between the molecular biology of telomeres and cellular senescence, the aging and death of cells .

这是端粒的细胞生物学首次与细胞的衰老及死亡联系在一起。

Some scientists are trying to extend life by extending the telomere.

有些科学家正在试图通过延长端粒来延长寿命。

The "hand " is the last 100 to 200 bases of the telomere , which are single- stranded , not paired like the rest.

这段「手掌」是端粒末端的 100~200 个碱基，属于单股构造，不同于其他部分的成对双股结构。

Telomerase appears to be an important factor for the control of cellular proliferation and tumorigenesis.

端粒酵素在调控细胞增殖与癌化扮演重要角色。

Later , Ms. Blackburn and Ms. Greider discovered the substance in the body that builds telomeres . The scientists named the enzyme telomerase .

后来布莱克本和格雷德发现了人体中用来构筑端粒的物质，并将之命名为端粒酶。

Greider explained that, when cells divide , a little material gets sheared off the ends of the chromosomes .

格蕾德告诉我们，细胞分裂时染色体端粒会发生降解。

After a cell has grown and divided a few dozen times, the telomeres turn on an alarm system that prevents further division .

当细胞生长并经历几次分裂后，端粒就会开启警报系统防止细胞进一步分裂。

Genetic factors and environmental stressors can shorten the length of the telomere .

遗传因素和环境压力可以使得端粒的长度缩短。

Initial observations suggest that cellular senescence is the result of telomere shortening .

初步观察表明，细胞衰老是由于端粒缩短。

The scientists measured the length of telomeres, the tails on the ends of chromosomes, in sample groups in the Glasgow area .

科学家们测量了格拉斯哥地区样品集合的染色体端粒的长度。

So , it's not certain , but it may be that the beneficial effects of exercise on telomeres really occur via these proteins.

所以，还不确定，但是，运动对端粒的正面影响可能真的是通过这些脂肪发生的。

Each time a cell replicates itself (as it does before it dies ), the telomeres shorten , like plastic tips fraying on the end of shoelaces .

细胞每复制自己一次（细胞在死亡之前都会如此），其端粒就会缩短，就像鞋带的塑料头会磨损一样。

Telomere lengthening was even greater if the child 's paternal grandfather had also been older when he became a father .

如果孩子的爷爷也是在较年长时做父亲的话，端粒的增长会更显著。

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