作为多能的证明,研究人员把鬼狒和犀牛的iPS细胞诱导去制造三种不同的简单组织,这些简单组织可以生长出身体上的所有其他组织。
As proof of pluripotency, the researchers coaxed the drill and rhino iPS cells into making the three different kinds of simple tissues that produce all the other tissues in the body.
在发现人类胚胎干细胞的十年之后,科学家们仍致力于研究将多能细胞“哄骗”成为成熟组织细胞的标准过程。
Ten years after the discovery of human es cells, scientists are still working on standardizing procedures for coaxing pluripotent cells to become mature tissue.
2006年,日本的研究者宣布他将实验鼠的成纤维细胞(一种表皮细胞)进行重编程,使之成为多能性的细胞。
In 2006, a researcher in Japan announced that he'd genetically reprogrammed mouse fibroblasts-a type of skin cell-to make them pluripotent.
然而令Loring惊喜的是,相应的人类基因确实能把这两种动物的细胞转换成称为诱导多能干细胞(iPS细胞)的类胚胎干细胞。
To Loring's surprise, however, the corresponding human genes did transform both animals' cells into embryonic-like stem cells called induced pluripotent stem cells (iPS cells).
替代性多能干细胞疗法促进法案(StemCell Research Enhancement Act),该法案鼓励研究通过“目前已知不会伤害胚胎”的方式导出干细胞系。
The Alternative Pluripotent stem cell Therapies Enhancement Act, which promotes research into deriving stem cell lines by methods "that do not knowingly harm embryos."
而且,重组细胞表现出诱导多能干细胞的特征;这些细胞可以自我复制也可以分化为多种类型的细胞。
Still, the reprogrammed cells showed the defining characteristics of induced pluripotent stem cells; they could both differentiate into various cell types and generate more of themselves.
胚胎干细胞也有多能性,通过一种被称为诱导多能性的方法而被基因重组的细胞同样具有多能性。
Embryonic stem cells are also pluripotent, as are cells that have been genetically reprogrammed through a process called induced pluripotency.
如果试验能成功,新的方法将取代已有“应急的”方法,通过用转录因子获得带有特定个体基因组的多能干细胞。
If that can be done, the new method may take over from the existing lash-up by which pluripotent stem cells with the genomes of particular individuals are made using transcription factors.
科学家已经把来自猪的细胞诱导转变成了多能干细胞——这种细胞就像胚胎干细胞一样,有能力发育成身体中的任何类型的细胞。
Scientists have managed to induce cells from pigs to transform into pluripotent stem cells - cells that, like embryonic stem cells, are capable of developing into any type of cell in the body.
更加迫在眉睫的问题与控制原始捐赠和源于诱导多能干细胞的组织培养有关。
More immediate concerns have to do with control of the original donation and tissue grown from iPS cells.
这些装置可以用来产生少量的能量,而且原则上,可以制造出能产生更多能量的巨型蘸水鸟。
The units can be used to generate tiny amounts of power, and in principle, giant dipping birds could be constructed which would generate more power.
具体来说,康拉德认为大脑的许多能力源于组成每个脑细胞的单个分子的模式识别能力。
Specifically, Conrad believes that many of the brain's capabilities stem from the pattern-recognition proficiency of the individual molecules that make up each brain cell.
今年,科学家们第一次发表了研究人类疾病及其药物反应时使用多能干细胞的成果。
This year, for the first time, scientists published studies on human diseases and drug responses using IPS cells.
其实,在心理治疗中,有很多能帮助你敞开心扉,而且畅所欲言的方法。
There are many strategies to help “open up” and be able to talk more freely while in psychotherapy. Here are a few.
他说,“修复细胞需要许多能量,因此,我会怀疑某些游离的脂肪酸会参与这个过程,被转移到能量循环中。”
"It takes a lot of energy to repair cells so I would suspectthat some of the free fatty acids would participate in this process andbe transferred into that energy cycle, " he says.
能源专家大多估计用玉蜀黍类乙醇替代汽油最多能抵美国汽油需求量的15%。
Most energy experts reckon that using maize-based ethanol as a substitute for petrol can reduce America's demand for petrol by 10-15% at best.
这些是被作者称为超级多能手的极个别例子,他们的大脑工作好像跟我们一般人不太一样。
This is the small subset of individuals whom the authors call supertaskers, whose brains seem to function differently from those of the rest of us.
孟加拉国项目所取得的成功正是世行希望在非洲推广的,因为非洲正在实施的很多能源项目均设有可再生能源子项目,Cabraal说。
The success of the Bangladesh project is the kind the Bank hopes to duplicate in Africa, where many energy access projects now have a renewable energy component, says Cabraal.
您说的猫瑜伽那段真是让我浮想联翩——您注意过么,猫差不多能做到任何事——它们把自己的身体扭成傻里傻气的姿势,看起来却还是那么的高贵威严。
But the part about the cat-yoga did get me to thinking-ever notice how a cat can do just about anything-contort itself into the most asinine positions, yet still look dignified?
研究人员估计洞螈的平均寿命为69岁,最多能活100岁,但是到目前为止这些洞螈没有显现出任何衰老的迹象。
Yet they “do not show any time of senescence, ” write the researchers, who estimate the olm’s average lifespan to be 69 years, with an upper limit at the century mark.
锻炼的矛盾之处在于消耗很多能量却似乎又产生更多能量。
The paradox of exercise is that while using a lot of energy it seems to generate more.
非反刍动物并不能从植物的坚硬部分汲取太多能量;但是它们的肠胃能够快速地消化并且处理食物,从而大大地弥补了这方面的不足。
Nonruminants cannot extract much energy from the hard parts of a plant; however, this is more than made up for by the fast speed at which food passes through their guts.
有了更大的胃和更慢的消化速度,你就不需要这么多能量了。
With larger stomachs and slower digestion, you don't need as much energy.
她表示,自动水龙头含有更多部件,因此也存在更多能让病菌滋长的地方。
She says the automatic faucets contain more parts, so there are more areas where bacteria could grow.
她表示,自动水龙头含有更多部件,因此也存在更多能让病菌滋长的地方。
She says the automatic faucets contain more parts, so there are more areas where bacteria could grow.
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