基因标记相当于给每本书起名,建立内容目录和索引,而且其速度和准确度是任何图书管理员都无法做到的。
Genetic marking is the equivalent of giving every book a title, table of contents and index-and with much greater speed and accuracy than any librarian could manage.
如果老化不是化学过程造成的灾难结果,而是由于控制它的基因发生了改变,那么从理论上说,在任何水平上,老化速度都可以被减缓甚至停止。
If ageing is not the result of chemical catastrophe but driven by changes in regulatory genes, it could, in theory at any rate, be slowed down or stopped.
通过记录小白鼠回避不同类型疼痛的速度,科学家们终于可以断言,移除HCN2基因可使其感受不到神经性疼痛。
By measuring the speed the mice withdrew from different types of painful stimuli, the scientists were able to show that deleting the HCN2 gene took away neuropathic pain.
它有可能极大地加快基因测序的速度和普及程度。
It has the potential to greatly accelerate and democratize gene sequencing.
科学家已经分离出一种看起来能决定人体衰老速度的基因序列。此发现首次将DNA与人类寿命联系起来。
Scientists have isolated a gene sequence that appears to determine how fast our bodies age, the first time a link between DNA and human lifespan has been found.
有很多会议、甚至是学校庆祝以指数变化速度的迅速的技术融合,从电脑的能力到基因检测。
There are conferences and even a school celebrating the convergence of a growing number of exponential rates-of-change ranging from computer power to the falling cost of gene sequencing.
但他的研究团队可以断定,传染病和新的食物是某些基因以如此快的速度成为人类基因的主要原因。
But the research team was able to conclude that infectious diseases and the introduction of new foods were the primary reasons that some genes swept through populations with such speed.
如我们所料,遗传基因的研究发现到古新世时代末期之后的一些变化,这就是物种进化的速度急速加快,也就导致了以上提及的成百上千的物种。
As might be expected, the genes suggest that the pace of change hots up after the end of the Palaeocene, resulting in the sort of species illustrated above.
这种竞争使得这项工程以加倍的速度完成,并促使基因测序的方法益加完善。现在一个细菌基因组的测定在一天内就可以轻易完成。
The rivalry got the job done in double-quick time and stimulated better and better ways of sequencing genomes—to the point where a bacterium can now be knocked off in a day or so.
有这么多的企业涌入市场,分析基因变得更加便宜,速度更快。
With so many companies piling into the market, analyzing genes is getting both cheaper and faster.
这个部位的时间跨度很大,而且含有大量基因:研究发现,在40岁后,不下440个基因开始放缓速度。
That's a big chronological span, and it netted a big genetic haul: the research identified no fewer than 440 genes that start to slow down after age 40.
由于人们对转基因(GM)食品的安全和不可预期的后果还心存疑虑,所以这类作物在欧洲和非洲部分地区推广的速度还不是很快,尽管转基因作物在美国种植已很普遍,转基因食品也为大众所接受。
Concerns about safety and unexpected consequences have led to a slow rate of adoption in Europe and parts of Africa, although GM crops are already widely planted and consumed in the US.
这台新机器还能以前所未有的规模和速度分析基因序列和蛋白质结构。
The new machine also will be able to analyze gene sequence and protein structures in unprecedented scale and speed.
遗传学:将DNA链通过一个叫纳米孔的小孔洞会极大的提高人类基因组的测序速度。
Genetics: Pulling strands of DNA through tiny holes, called nanopores, could dramatically speed up the sequencing of human genomes.
他有一个广为人知的例子,按照人类基因组计划最初的速度,整理基因组将耗时数千年,而不是计划中的十五年。
In his favourite example, at the human genome project's initial speed, sequencing the genome should have taken thousands of years, not the 15 scheduled.
其中几个基因在我们细胞的老化速度上起到非常关键的作用。
A few of these genes play a key role in the speed at which our cells age.
然而,从1980年到2000年,美国肥胖症患者数增加了一倍——基因影响无法导致如此快的增长速度。
Yet, between 1980 and 2000, the number of Americans who are obese has doubled — too quickly for genetic factors to be responsible.
影响肝脏代谢酒精速度的基因、影响大脑对压力、奖励和快乐的反应机制的基因均对酗酒有影响,影响焦虑和抑郁的基因也与此有关。
Genes that affect how fast the liver metabolizes alcohol and how the brain reacts to stress, reward and pleasure have all been implicated, as have genes for anxiety and depression.
有了这些基因,这种鲑鱼的成长速度是野生大西洋鲑鱼的两倍。该公司称,这种转基因鲑鱼味道与其他鲑鱼并无差异。
With these genes, it can grow twice as fast as a wild Atlantic salmon. The company says the fish does not taste or smell any different from other salmon.
如果你今天走到森林里去,可能会看到高科技的树木——这些树通过基因改良促进了生长的速度或提高了木材的质量。
If you go down to the woods today, you may meet high-tech trees genetically modified to speed their growth or improve the quality of their wood.
结论用基因芯片筛选正常脑组织与人脑胶质瘤差异表达的基因,具有样品用量少,高质量,高速度,高敏感等特性。
Conclusion cDNA microarray technology can be successfully applied to identify differentially expressed genes with small amount of specimen, high quality, high speed, and high sensitivity.
采用这种转基因大豆所进行的唯一喂食试验,是“营养”喂食研究,它评估不同种类动物与奶牛产奶量的增长速度。
The only feeding tests carried out with the soya were 'nutritional' feeding studies, which assessed growth rate in a variety of animals and milk production in dairy cows.
功效原理:补充EGF后,可直接促进皮肤生长基因的表达,加快皮肤细胞分化和增殖速度。
Function principles: After EGF be supplied, it can directly promote the conveyance of the genes inside skin cell's, accelerate the speeds of cell's division and propagation.
结果有APOE4基因型的老人与没有APOE4基因型的老人相比,每年的MMSE评分降低速度快、冠心病的患病率高、痴呆发病率高。
Results Compared with those without APOE4 genotype, the elderly who have APOE4 genotype showed increased MMSE score decline, high prevalence of coronary heart disease, and high incidence of dementia.
该技术速度快,易于自动化,特别适合大量单碱基突变基因的筛查。
This method is characteristic of high speed, easy automation, and is especially suitable for high throughput screening.
使用基因标记技术,可以加快旧式繁殖的速度,因为你不用等待树苗长大才能看到它是否带有那些你想要的特性。
Using generic markers speeds up old-fashioned breeding methods becauseyou no longer have to wait for the tree to grow up to see if it has the desiredtraits.
它具有投入低、速度快、技术要求低和针对性强等优点。因此,电子克隆技术必将成为植物基因工程中获得新基因的重要手段。
It has many advantages, such as low investment, high pertinence, and it is fast, easy to operation, it will be the main strategy of functional genes cloning in plant gene engineering.
为了更快地求解出最优约简,GEP - ARRS算法利用动态种群生成策略,不断缩小GEP基因长度,加快GEP算法的求解速度。
Meanwhile, to solve optimal reduction quickly, GEP-ARRS implements dynamic population creation strategy to reduce gene length of GEP constantly in order to accelerate solution efficiency of GEP.
摘要:自基因芯片出现以来,这种同时具有信息量大、操作简单、速度快捷等优点的技术就迅速引起人们的注意。
ABSTRACT: Gene chip technology, featured by large information capacity, easy performance, and rapid response, has became a research hotspot in recent years.
摘要:自基因芯片出现以来,这种同时具有信息量大、操作简单、速度快捷等优点的技术就迅速引起人们的注意。
ABSTRACT: Gene chip technology, featured by large information capacity, easy performance, and rapid response, has became a research hotspot in recent years.
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