Adenosine then binds to more and more sites on cells in certain areas of the brain, as the total amount released gradually increases during wakefulness.
当腺苷在清醒状态下释放的总量逐渐增加时,腺苷就会与大脑特定区域越来越多的细胞结合。
Other studies have shown that greater stimulation not only affects the size of the brain but also increase the number of connections between the nerve cells.
其他研究表明,更大的刺激不仅会影响大脑的大小,还会增加神经细胞之间连接的数量。
The signaling in a plant is only superficially similar to the firing in a complex animal brain, which is more than "a mass of cells that communicate by electricity," Taiz said.
植物内部发出的电信号与动物复杂的大脑中发出的神经信号只是表面上相似,动物大脑不仅仅是“通过电信号交流的细胞群”,塔伊兹说道。
Changes in brain cells can affect communication between different regions of the brain.
脑细胞的变化会影响大脑不同区域之间的交流。
There are lots of important things going on inside the brain cells themselves.
脑细胞内部有很多重要的事情在发生。
As we get older, the number of nerve cells - or neurons - in the brain decrease.
随着我们变老,大脑里的神经细胞——或称神经元的数量在减少。
Networks of brain cells alternate between periods of calm and periods of instability - "avalanches" of electrical activity that cascade through the neurons.
大脑细胞网络在清醒周期和波动周期之间徘徊-生物电活动的“雪崩”会串联到所有神经元。
Stress also suppresses the generation of new nerve cells in the brain, and causes the “remodelling” of existing ones.
压力也抑制了大脑中新的神经细胞的产生,而且它还导致了已经存在的细胞发生结构性的改变。
But the extra boost of brain cells only occurred if the mouse father stayed in the nest.
但是脑细胞的额外增长仅仅发生在老鼠爸爸待在鼠窝中的情况下。
A blockage or break in one of them starves brain cells of the energy they require to function, impairing the functions controlled by that region.
三条主要脑动脉中如果有阻碍或者被损坏,都会让脑细胞因没有工作所需的能量而饿死,从而损害这些包细胞的工作区域。
Stress also suppresses the generation of new nerve cells in the brain, and causes the "remodelling" of existing ones.
还会抑制新的神经细胞在大脑中的产生,并导致现有大脑的“重塑”。
He had a profound loss of energy in his cells (particularly his brain cells), and indicators of severe oxidative stress.
他的细胞能量流失严重,尤其在脑细胞中,并且有严重氧化应激的迹象。
A new rodent study shows that newborn neurons destabilize established connections among existing brain cells in the hippocampus, a part of the brain involved in learning and memory.
一个新的啮齿动物研究表明,新生神经元使海马体中脑细胞已有的连结变得不稳定,而海马体是大脑中关于学习和记忆的部分。
Moreover, the activity of his brain cells changed as he imagined different movements, like moving his hand left or moving his hand right.
此外,随着他想象的动作的不同,大脑的反应也改变,例如将他的手向左右移动。
The yolk, though very high in cholesterol, is also high in choline, which is a very important building block of brain cells.
蛋黄虽然胆固醇含量很高,但其也富含胆碱,而胆碱是一种组成脑细胞的重要物质。
Then the nicotine grabs hold of receptors on brain cells and releases dopamine, the brain's feel-good chemical, bringing feelings of pleasure and comfort.
随后尼古丁控制了脑细胞受体,并释放出多巴胺——大脑中感觉良好的化学成分,能给人带来愉悦和舒适的感觉。
His hobby is painting abstract images of the brain cells he studies in his lab.
他的爱好是,给脑细胞画一些抽象的图像。
"This pruning process, the dying off of cells, is a very important part of brain development," Romanski said.
“这个削减过程,这些死亡的细胞,对于大脑发育而言非常重要,”Romanski说。
The brain contains 100 billion brain cells of which, 100, 000 are irretrievably lost each day.
大脑包含1000亿个脑细胞,每天不可挽回地失去其中的10万个。
They then added the leptin receptor to one small group of brain cells.
因为缺乏受体,原先瘦蛋白对小白鼠不起作用,科学家们就给其中一小组小白鼠的丘脑细胞中添加了瘦蛋白受体。
It is not yet clear how learning triggers the retention of the new brain cells and the laying down of memories.
至于学习如何触使这些新脑细胞的保留下来并产生记忆还不得而知。
The mystery of how brain cells are killed off by degenerative neurological diseases is no different.
关于脑细胞是如何被质变的神经疾病杀死的奥秘跟这没有什么不同。
It is thought that clumps of alpha-synuclein accumulate because brain cells cannot remove them through autophagy - a type of programmed cell death.
研究者认为,共核蛋白的大量积累是因为脑细胞不能通过自吞噬(一种细胞的程序性死亡)消除它们。
We can indeed form new brain cells, despite a century of being told it's impossible.
尽管一个世纪以来被告知再造大脑细胞是不可能的,但是我们事实上能够做到。
Individual skin cells just aren't that important to your overall survival. But you're less likely to scratch off a patch of critical brain cells.
单个的皮肤细胞对你的整个存活来说并不是那么重要,但是你极少会去刮死一片重要的脑细胞。
Serotonin's surprise role in mouse courtship may lead to a deeper understanding of how brain cells control a complex behavior.
试验鼠血清素的惊人作用——求偶行为变化,可能加深人类对脑细胞如何控制复杂行为的了解。
Thousands of new brain cells or neurons grow each day in the brains of rats and, presumably, in the brains of people, too.
老鼠的大脑中每天会生成数千个新的脑细胞或神经元,且据此推测,人的大脑亦复如是。
Although stem cell research is controversial, but Goldstein said that using stem cells has enabled him to look at the behavior of human brain cells.
尽管胚胎干细胞研究饱受争议,戈尔茨坦表示,这样做使他得以观察人脑细胞的活动。
Although stem cell research is controversial, but Goldstein said that using stem cells has enabled him to look at the behavior of human brain cells.
尽管胚胎干细胞研究饱受争议,戈尔茨坦表示,这样做使他得以观察人脑细胞的活动。
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