During neurogenesis and in early brain development, ectonucleotidases often downregulate purinergic signalling.
在神经发生和早期大脑发育过程中，外切核苷酸酶通常下调嘌呤能信号传导。
But the effects of neurogenesis on mood are murkier.
但神经发生对情绪的影响则不明确。
This also decreased neurogenesis in the hippocampus.
这样之后，海马体的神经形成也减少了。
These are not true stem cells, but they have some neurogenesis capabilities.
这些并非真正的干细胞，但它们具备一定的神经新生能力。
Those rats that had jogged on wheels showed robust levels of neurogenesis.
在跑轮上慢跑的大鼠表现出强大的神经发生水平。
Neurogenesis ramped way up, then, after several weeks, sputtered and slowed.
神经发生次数一路高升，然后几周后突然减缓。
Those activities do seem to prompt the most neurogenesis in the hippocampus.
这些活动促进海马神经发生的效果最好。
Researchers have also debated the role of neurogenesis in learning and memory.
研究人员也对神经发生在学习和记忆中所起的作用进行过争论。
Focal ischemia also could raise the neurogenesis in hippocampus dentate gyrus.
局灶性脑缺血后亦可增加海马齿状回内神经发生。
This complexity means you can't just hijack any old cell produced by natural neurogenesis.
这种复杂性意味着你不能仅仅用自然神经新生的产物随意替代旧的细胞。
Neurogenesis also takes place in the olfactory bulb, which is involved in processing smells.
神经发生也发生在负责处理气味的嗅球。
It seemed that neurogenesis had been the culprit behind the earlier runners' excessive anxiety.
似乎神经发生已是早些时候奔跑者过度焦虑背后的罪魁祸首。
Frankland adds, "This is about as novel as it gets in the field of neurogenesis and memory."
弗兰·克兰补充说：“这是一个神经发生和记忆领域的新发现。”
They found very different levels of neurogenesis, depending on how each animal had exercised.
他们发现，动物的神经发生水平因其从事运动的种类不同而存在明显差异。
Gage now believes that changes in behavior can affect neurogenesis and alter the brain's wiring.
盖奇现在深信，行为的变化会影响到大脑神经的形成，改变大脑的构造。
In that study, the researchers radiated the brains of mice to prevent neurogenesis, and then let them run.
在这项研究中，研究人员对老鼠的大脑施加辐射来防止神经发生，接着再让他们跑动起来。
"Our findings do not necessarily deny the important role of neurogenesis in memory acquisition," Inokuchi says.
井口说：“我们的研究并不是非要否定神经发生在获取记忆方面的重要性。”
Hippocampal neurogenesis could have both of these roles, in erasing old memories and acquiring new memories.
海马体的神经发生可以同时扮演两个角色，除去旧记忆和获得新记忆。
In addition, many regulative factors of neurogenesis may be involved in the etiology and therapy of depression.
影响神经发生的许多因素同时也和抑郁症的病因与预后有关。
A recent study has shown that neurogenesis took place in male mice in the days following the birth of their pups.
最近的一项研究表明神经形成在老鼠幼崽出生后的几天中在雄性老鼠的大脑中发生。
So could high volumes of running and the commensurately large amounts of neurogenesis in the hippocampus produce anxiety?
因此，大量的奔跑及海马中同等大量神经发生会产生焦虑么？
Objective To investigate the influence of pentetrazole(PTZ) repeated kindling on hippocampal neurogenesis in developing rats.
目的探讨戊四氮（PTZ）反复点燃对发育鼠海马神经元发生的影响。
Not only do brain cells alter their connections, but additional neurons can also spontaneously form, a process called neurogenesis.
不仅会出现脑细胞改变连接方式的情况，而且还会自然地形成更多神经细胞，这样一个过程被称作神经形成。
Therefore, the underlying mechanisms of neurogenesis are interesting as a basis for pharmacological enhancement of the phenomenon.
因此，神经发生背后的机制作为药理学增加该现象的基础很有意思。
While the mechanism of neurogenesis is not fully understood, extra brain cell growth is strongly correlated to learning new things.
虽然神经形成的机制还不完全明了，但可以确知的是额外的脑细胞增长与学习新事物具有强相关。
Running on an exercise wheel, which boosts neurogenesis, also sped the rate at which old memories were cleared from the hippocampus.
在跑轮上面跑可以促进神经发生，同样会加快旧记忆从海马体中清除的速度。
Objective To observe cell proliferation and neurogenesis in the pregnant mouse dentate gyrus (DG) and the subventricular zone (SVZ).
目的观察怀孕对小鼠海马齿状回(DG)和脑室下层(SVZ)的细胞增殖和神经发生的影响。
Then, in the 1970's, another young scientist, Michael Kaplan discovered neurogenesis (the birth of new neurons) in the brains of rats.
70年代，另一位年轻的科学家，迈克尔卡普兰发现在大鼠脑中存在神经再生现象（即神经元细胞新生）。
They were trying to determine whether the formation of new brain cells, a process called neurogenesis, was making their lab animals nervous.
他们试图确定新脑细胞的形成，即称为神经形成的过程，使他们的实验动物们紧张了。
The more active BMP and its various signals are in your brain, the more inactive your stem cells become and the less neurogenesis you undergo.
你大脑中骨形态发生蛋白越活跃、其信号形式越多，你的干细胞就变得越无活性，你承受的神经发生就越少。
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