Serotonin is a brain chemical closely associated with mood.

5羟色胺是一种存在于大脑内的与人的情绪关系密切的化学品。

Serotonin is a brain chemical closely associated with mood.

复合胺是一种大脑中与人类感情有关的化学成分。

And there's a third brain chemical that comes into play.

还有第三种脑化学物质也是不可或缺的。

Serotonin nis a brain chemical with a central role in sleep cycle regulation.

血清素是一种大脑中的化学物质，在睡眠周期中起着主要作用。浾。

Much of the joy of holiday shopping can be traced to the brain chemical dopamine.

节日购物的许多乐趣都同大脑中的化学物质多巴胺有关。

S.S.R.I.S are designed to help keep serotonin, a brain chemical, at a continuous level.

选择性5 -羟色胺再摄取抑制剂是用来帮助大脑中的一种化学成分——5 -羟色胺保持持续水平的。

The other looks at how a brain chemical called serotonin regulates the patience of rats.

而另一个则是研究大脑中的一种叫血清素化学物质如何调整老鼠的耐受力。

And the brain chemical dopamine was elevated-dopamine is a crucial part of the brain's reward circuitry.

并且大脑的化学物质多巴胺也提升了——多巴胺是大脑反馈回路的重要组成部分。

Tryptophan is subject to various changes by enzymes making the L-tryptophan produce a brain chemical called serotonin.

色氨酸会受到酶的影响发生很多变化，使得大脑中的L-色氨酸产生一种名叫5-羟色胺化学物质。

Carb-rich foods stimulate the release of a brain chemical called serotonin that regulates mood, food cravings, and sleep.

含有丰富碳水化合物的食物刺激大脑释放一种叫做血清素的化学物质血清素，可调节情绪，促进进食和睡眠。

The most popular pills work by strengthening the effects of a brain chemical that slows the nervous system and promotes relaxation.

大部分常用安眠药通过使大脑减缓神经系统反应和促进放松的化学物质效应起作用。

One of their study targets is a brain chemical involved both in "learning" to be afraid, as well as in curbing already existing fear.

他们的研究目标之一就是了解人大脑中用来“学习”恐惧和控制已经存在的恐惧的化学物质。

If you're hungry, have a snack rich in carbohydrates, which trigger the release of the brain chemical serotonin, associated with relaxation.

如果真的很饿，吃些富含碳水化合物的小点心，可以触发大脑血清素的释放，这玩意有助放松身心。

Lack of light may upset your sleep-wake cycle and other circadian rhythms. And it may cause problems with a brain chemical called serotonin that affects mood.

缺乏光照有可能破坏你的醒睡周期和昼夜节律，还可能改变一种叫血清素的脑化学物质进而影响情绪。

The spray, based on a natural brain chemical, could be effective within two hours, compared to several days for some of the most widely used antidepressant drugs.

该喷剂以天然大脑化学物质为基础，两小时内就可见效，而通常使用的抗抑郁药要几天才见效。

Researchers say future studies could look at the effects of the brain chemical in patients with other psychiatric disorders, such as post-traumatic stress disorder.

研究人员称进一步的研究应关注患有如创伤后紧张症的精神疾病病人使用该大脑化学物质的效果。

Dr Matthew Walker, who led the study, said: "We know that during REM sleep there is a sharp decrease in norepinephrine, a brain chemical associated with stress."

这项研究的领导者马修·沃克博士说：“我们都知道，在REM睡眠阶段，去甲肾上腺素会急剧下降，而去甲肾上腺素是大脑中一种与压力有关的化学物质。”

Increased levels of brown fat may also be attributed to an increase in a brain chemical called brain-derived neurotrophic factor [BDNF] found in the sociable mice.

在社会性的小鼠大脑中发现，褐色脂肪的增加可能还归因于大脑中的一种化学物质，称为脑源性神经营养因子。

In a new trial at the Mount Sinai School of Medicine in new York, researchers are investigating the use of a nose spray containing a brain chemical called neuropeptide.

纽约西奈山医学院进行一项新的试验，研究人员调查含有神经肽鼻喷剂的使用情况。

The neurotransmitter acetylcholine, a brain chemical already established as being crucial for learning and memory, appears to be the key to adding details to a memory.

大脑分泌的神经递质-乙酰胆碱已被确定在认知和记忆方面具有重要作用，是增强记忆力水平的关键。

They said highly anxious rats which were kept had very low levels of a brain chemical called fibroblast growth factor 2 or PGF2, compared with rats that were more relaxed.

他们说保持大鼠高度紧张很低水平的一种大脑中的化学物质叫成纤维细胞生长因子2或PGF2老鼠，而对他们更加轻松了。

Researchers quizzed 180 young men and women about their attitude towards relationships and tested them for a gene called DRD4, which affects levels of the brain chemical dopamine.

美国的研究团队调查了180个年轻的男性与女性，经过详细了解了他们以往的感情史与爱情观之后，对他们做名为 DRD4的基因检测，据悉，这种基因能够影响大脑中多巴胺的含量。

Another possibility, the study speculated, is that low levels of alcohol could stimulate the release acetylcholine, a brain chemical believed to facilitate learning and memory.

该研究推测的另一种可能是，低含量的酒精能刺激人体释放乙酰胆碱，这是人脑中一种能促进学习和记忆的化学物质。

And those feelings are reinforced by the brain chemical dopamine, which is also triggered by novelty - which in Mr. Weiner's case may have taken the form of new electronic liaisons.

大脑化学多巴胺让这些感觉加强，这些感觉也由新奇心引起。维纳先生的事情可能就是网络的新形式引起的。

Western medicine anti-insomnia depression, to change the brain chemical imbalance for treatment principle, has the effect to fast, the effect significantly, side effects obvious features.

西药抗失眠抑郁症，以改变脑部神经化学物质的不平衡为治疗原理，有着起效快，见效显着，副作用明显的特点。

People who are genetically predisposed to produce lower amounts of a certain brain chemical that regulates appetite and stress may be at higher risk of severe depression, researchers said.

研究人员称：从遗传的角度上说，易产生能调节食欲和压力少量脑化学物质的人属于忧郁症高发人群。

An extreme example comes from a study that described a mutation in the enzyme that manufactures the brain chemical serotonin (the neurotransmitter on which antidepressants like Prozac ACTS).

举一个极端的例子，有一个研究表明，制造大脑化学物质5 -羟色胺(“百忧解”等抗抑郁药所调节的神经递质)的酶会发生变异。

Now, a new study confirms an important role for the brain chemical dopamine in how people make such life choices, by influencing our expectations of the pleasure associated with their outcomes.

目前，一项新研究证实了人类大脑中一种叫多巴胺的化学物质有很重要的作用，它通过影响我们对快乐的期望程度及相应的结果来指导我们如何做出如此的生活选择。

For example, while caffeine keeps people awake in part by blocking adenosine, a brain chemical that brings on sleep, the chlorogenic acid in coffee keeps adenosine circulating in the brain longer.

举例来说，尽管咖啡因通过阻碍有助睡眠的大脑化合物腺甘从而让人们保持清醒，但咖啡中的绿原酸让腺甘苷在大脑中循环的时间延长了。