过氧乙酰硝酸盐是一种重要的大气污染物。
The peroxyacetyl nitrate is an important atmospheric pollutant.
研究人员将变异酶、少量的神经毒气和乙酰胆碱酯酶一同放置于试管中。
The mutated enzymes were then put in a test tube with a small amount of nerve agent and the acetylcholinesterase.
而在神经与肌肉之间充当“信使”的是一种叫做乙酰胆碱酯的酶，神经毒气正是通过抑制这种酶的工作来发挥作用的。
The gas inhibits acetylcholinesterase, an enzyme responsible for the breakdown of a chemical messenger responsible for muscle control, which is how it causes much of its ill effects.
另一种是在缠绕着DNA的蛋白质上添加稍大一些的乙酰基，于是便产生了相反的效果———使基因表达更容易了。
The other adds acetyl groups, which are slightly larger, to the proteins around which the DNA is coiled. This has the opposite effect, making gene expression easier.
高脂肪组产的子鼠的葡萄糖代谢基因有些表观改变，组蛋白乙酰化环节——能打开DNA环使基因转录更容易——是其中一处改变。
The high-fat offspring also had epigenetic modifications to genes that regulate glucose metabolism.
在另一个实验中，研究人员给年老的老鼠脑部注入了一种药物来阻止它们脑部乙酰物质的流失，帮助它们的脑部产生乙酰作用，结果完全在研究人员预料之中，辅助记忆的基因发挥了作用，年老的老鼠也可以像幼鼠那样恢复对以前事情的记忆。
In additional experiments, the researchers injected a drug into the brains of older mice to counter the drop in acetyl tag attachment, or acetylation.
据英国一些关于提高乙酰胆碱水平的研究表明，鼠尾草油具有提高记忆的功效。
Sage oil has been shown by some studies to boost acetylcholine levels in the brain, improving memory function.
一个是TSA，它可以抑制去除乙酰基的酶。
One, called TSA, inhibits the enzyme that removes acetyl groups.
这能有助于一种叫做肉碱乙酰转移酶的线粒体酶的活动。
These help a mitochondrial enzyme called carnitine acetyl transferase to do its job.
煮汤的时候会释放出来一种氨基酸，这和药物乙酰半胱氨酸很相似，这种药物被用来治疗支气管炎和呼吸系统的疾病。
There, Stone tells us, cooking the soup releases an amino acid that resembles the drug acetylcysteine, which is used to treat bronchitis and other respiratory ailments.
硫酸乙酰肝素并不是一种蛋白质，在某种程度上它只是经常参于糖基化的一种富硫的、类糖的分子。
Heparan sulphate is not a protein. It is, rather, a sulphur-rich sugar-like molecule of a sort often involved in glycosylation.
一天早上在曼迪晕倒在地后，上门出诊的全科医生给她开了对乙酰氨基酚和地西泮药方，并让她在下周一去做手术。
The general practitioner (GP) who called at Mandi's home after she collapsed one morning prescribed paracetamol and diazepam; and asked Mandi to come to the surgery the following Monday.
一天早上在曼迪晕倒在地后，上门出诊的全科医生给她开了对乙酰氨基酚和地西泮药方，并让她在下周一去做手术。
The general practitioner (GP) who called at Mandi’s home after she collapsed one morning prescribed paracetamol and diazepam; and asked Mandi to come to the surgery the following Monday.
阿司匹林中的乙酰水杨酸和柳树树干中的化学水杨素一样具有镇痛的作用。
The acetylsalicylic acid in aspirin shares the pain relief properties of the chemical salicin in willow bark.
DNA周围的学习和记忆基因束靠近乙酰基群，注入一种能促进乙酰基群变成任何一种组蛋白分子的酶。
The cluster of learning and memory genes on the surrounding DNA ends up close to the acetyl group.
硫酸乙酰肝素是肝磷脂的前体，是重要的抗凝剂，目前只能从血液中提取，从未成功合成提取过，它并不是蛋白质，而是一种富硫似糖的分子，经常参与糖基化反应。
This is a precursor to heparin, an important anti-clotting agent that has, at present, to be extracted from blood, rather than being synthesised. Heparan sulphate is not a protein.
一个小小的分子称作一个乙酰基团，它黏在一个称作h4的特殊组蛋白上。
A small molecule called an acetyl group attaches to a particular histone known as H4.
特别是，这项研究描述了一种乙酰基遗传“开关”，这直接导致了一只16个月大的白鼠记忆上的损伤。
Specifically, the study describes an acetyl genetic switch that produces memory impairment in aging 16-month-old mice.
托纳博沙是一种抑制CSD的二乙基溴乙酰胺间隙结合阻滞剂并曾被认为是一种能防止偏头痛的的新化合物。
Tonabersat is a neuronal gap-junction blocker that inhibitsCSD and was once considered a promising new compound to preventmigraine attacks.
到了1897年，一种取自柳树的活性成分柳醇(水杨苷)的衍生合成物——乙酰水杨酸诞生了。
By 1897 a synthetic derivative (acetyl salicylic acid) of the plant's active ingredient (salicin) was created.
Northrup认为，一个优质的晚上睡眠将修复你的免疫系统，因为当你有个优质睡眠时，N -乙酰- 5 -甲氧基色胺水平上升，它将提高免疫力。
A good night's sleep will restore the immune system, Northrup says, because when you get a good night's sleep, melatonin levels rise and that improves immunity.
先别急，因为还有一个问题没有解决，那就是，乙酰在人的身体中发挥着许多作用，如果人为注射乙酰的话，怎么能够保证所注射的乙酰能一定会用于脑部记忆呢？
One challenge: acetylation has many roles in the body, so a drug would have to boost this process specifically in the brain.
尼古丁与乙酰胆碱相互作用，乙酰胆碱是一种胎儿时期大脑发育的重要神经递质和信使。
The nicotine interacts with acetylcholine, which is an important neurotransmitter and messenger when the brain is developing during the foetal stage.
作者另外还附上了一些实验结果来支撑他们的研究成果，例如，药物的羟肟羟胺酸，它们能够抑制脱乙酰酶，起到类似尼古丁的作用。
The authors backed up their results with additional experiments showing, for example, that the drug suberoylanilide hydroxamine acid, which inhibits deacetylases, simulates the effect of nicotine.
阿尔茨海默病的药物治疗研究始于一个前提：增加大脑中乙酰胆碱的量有助于减缓患有此病的人的智力衰退。
Alzheimer's medication studies start with the premise that increasing the amount of acetylcholine in the brain can help to slow mental decline in people with Alzheimer's disease.
此外，组蛋白乙酰转移酶的活性对HIV的增殖是必要的，至少一个科学小组建议组蛋白乙酰转移酶或相似的酶做为靶点也许是抑制病毒一个新方式。
In addition, hat activity is necessary for the multiplication of HIV, leading at least one scientific group to suggest that targeting HATs or similar enzymes might be an new way to thwart the virus.
诸如乙酰胆碱这样的神经递质是一种由神经细胞释放的化学物质，用于向其他神经细胞传递信息。
Neurotransmitters such as acetylcholine are chemicals released from nerve cells that transmit messages to other nerve cells.
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。
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.
这是一个常见的副作用。对乙酰氨基酚将帮助。
这是一个竞争的毒蕈碱型乙酰胆碱受体拮抗剂。
It is a competitive antagonist for the muscarinic acetylcholine receptor.
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