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酶字的意思

酶
做朗读

拼音méi
部首酉部
总笔画14画 使用频率二级字
结构左右结构
组词酶组词
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统一码

酶字UNICODE编码U+9176,UTF-32: 00009176,UTF-8: E985B6。

详细解释

méi

1、很大一类复杂的蛋白质物质 ,在促进可逆反应(如水解和氧化)方面起着像催化剂一样的作用。在许多工业过程中是有用的(如发酵、皮革鞣制及干酪生产)。

例句

这种酶会使啤酒更容易过滤

This enzyme would make the filtration of beer easier.

科学家们对于人体使用酶疗法持谨慎态度。

The scientists are cautious about using enzyme therapy on humans.

蜂蜜主要是水、两种糖、维生素和酶的混合物。

Honey is basically a compound of water, two types of sugar, vitamins and enzymes.

天然酶对人和动物都是有害的。

The natural enzyme is harmful to humans and animals.

不同的酶会协助不同的化学反应。

Different enzymes assist in different chemical reactions

这整个转化过程依赖于一种特殊的酶。

This whole conversion process relies on a particular enzyme.

那些锯齿的边缘都是酶。

The jagged edges are enzymes.

相反,这种新酶加入了另一种微量金属——镉。

Instead this new enzyme incorporates another trace metal, cadmium.

这很重要,因为酶的氨基酸序列是由基因决定的。

This is significant, because the amino acid sequence of an enzyme is determined by genes.

这些数据表明晶状体蛋白的非酶糖基化可能会导致白内障。

These data suggest that nonenzymatic glycosylation of lens crystallins may contribute to cataract formation.

他接着说,“这种酶对人类和动物没有伤害,而且对环境是友好的。”

He went on, "The enzyme is not harmful to humans or animals, and it is friendly to the environment."

这是因为他们为制造捕获动物的设备而花费的所有能量——酶、泵等。

This is because of all the energy they expend to make the equipment to catch animals—the enzymes, the pumps, and so on.

许多食肉植物分泌酶以穿透昆虫坚硬的外骨骼,以从猎物体内吸收营养。

Many carnivorous plants secrete enzymes to penetrate the hard exoskeleton of insects, so they can absorb nutrients from inside their prey.

经凝胶电泳分析,发现四对实验对象中有两对的酶的氨基酸序列略有差异。

Analysis by gel electrophoresis revealed slight differences in amino acid sequence of the enzymes of two of the four pairs.

相反,食肉植物从它们的猎物那里吸收氮、磷和其他重要的营养物质,以制造聚光酶。

Carnivorous plants instead draw nitrogen, phosphorus, and other critical nutrients from their prey in order to build light-harvesting enzymes.

相反,非酶法过程中,葡萄糖被随意地添加到蛋白质分子中任意肽链的随意几个位置。

In contrast, the nonenzymatic process adds glucose haphazardly to any of several sites along any available peptide chain within a protein molecule.

首先,至少在大西洋和太平洋鱼类种群中观察到的一些酶的差异不是随机的,而是进化适应的结果。

First, at least some of the observed differences between the enzymes of the Atlantic and Pacific fish populations were not random, but were the result of evolutionary adaptation.

当Hehemann测试这种细菌的一些基因时,他发现,正如所料,这种细菌生产特殊的酶来分解紫菜。

When Hehemann tested some of the genes from this bacterium, he found that, as expected, this bacterium made special enzymes to break down nori.

端粒酶是一种只在活跃分裂的细胞中产生的酶。

Telomerase is an enzyme that is produced only in cells that are actively dividing.

此外,其他阻止磷酸二酯酶活性的化合物不是兴奋剂。

Moreover, other compounds that block phosphodiesterase's activity are not stimulants.

寡聚糖素是由酶释放的细胞壁碎片:不同的酶释放不同的寡聚糖素。

Oligosaccharins are fragments of the cell wall released by enzymes: different enzymes release different oligosaccharins.

格雷夫斯发现,这四种太平洋酶在较低的温度下比四种在大西洋的同样的酶功能更好。

Graves found that all four Pacific enzymes function better at lower temperatures than the four Atlantic versions of the same enzymes.

总有一天,我们也许能够利用端粒酶使任何细胞保持活力,使其正常工作并永久地自我复制。

Someday we may be able to take any cell and keep it alive functioning and reproducing itself essentially forever through the use of telomerase.

植物也会将二氧化碳转化成不同形式的含碳分子,而转化过程所使用的酶与人体内的酶完全相同。

Plants also convert carbon dioxide into different forms of carbon-containing molecules and the conversion process used relies on the very same enzyme that works in humans.

但Snyder 等人指出,抑制脑内磷酸二酯酶产生所需的咖啡因浓度要比产生刺激的咖啡因浓度高得多。

But Snyder et al point out that the caffeine concentrations needed to inhibit the production of phosphodiesterase in the brain are much higher than those that produce stimulation.

有迹象表明,多效性植物激素实际上可能通过激活酶来发挥作用,这些酶从细胞壁释放出这些更为特殊的化学信使。

There are indications that pleiotropic plant hormones may actually function by activating the enzymes that release these other, more specific chemical messengers from the cell wall.

但当我们用化学方法分析这些细胞时,我们发现了一些非常有趣的东西,其中有一种化学物质,是一种叫做端粒酶的酶。

But when we analyze these cells chemically, we find something very interesting, a chemical in them, an enzyme called telomerase.

为了利用这种基质金属蛋白酶,钱博士将他的荧光染料和一些正电荷一同连接在一个小的发夹形状的蛋白质分子的一端。

To make use of the MMPs, Dr. Tsien attaches his fluorescent dye, along with some positive charges, to one side of a small hairpin-shaped protein molecule.

与天然存在的野生型酮还原酶相比,本公开提供了具有改善的性质的酮还原酶。

The present disclosure provides ketoreductase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase enzyme.

研究了烟曲霉植酸酶的酶学特性。

The enzymatic characteristics of phytase from Aspergillus fumigatus were studied.