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.
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.
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.
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.
利用毕赤酵母表达具有生物学活性的蛇毒类凝血酶安克洛。
Express ancrod, a snake venom thrombin-like enzyme, in methylotrophic yeast Pichia pastoris.
该试剂盒包含以下主要成分：磷酸烯醇丙酮酸羧化酶，丙酮酸脱氢酶和稳定剂。
The kit comprises the following main components: phosphoenol pyruvate carboxylase, pyruvate dehydrogenase and a stabilizer.
大肠杆菌 T 蛋白含有三个结构域：分支酸变位酶、预苯酸脱氢酶和调节结构域。
T-protein from Escherichia coli consists of three domains: chorismate mutase, prephenate dehydrogenase and a regulatory domain.
它们都用磷酸甘油醛脱氢酶基因的片段作为加载控制来进行改良。
They were modified with fragment of the glyceraldehyde phosphate dehydrogenase gene (GAPDH) as a loading control.
环腺苷酸结合蛋白激酶的调节亚基：一个磷酸化蛋白激酶磷酸化酶激酶。
Cyclic AMP binds to the regulatory subunit of protein kinase A: Protein kinase A phosphorylates phosphorylase kinase.
长链酰基辅酶A合成酶把游离脂肪酸活化成为酰基辅酶A。
Long-chain acyl-coenzyme A synthetases activate free fatty acid to acyl-CoA thioesters.
MsbA是一种脂质反转酶。
这7个类似还原酶的基因为串联排列。
The 7 DFR-like genes were found to be arranged in a tandem array.
琥珀酸半醛脱氢酶缺乏症是一种疾病。
Succinic semialdehyde dehydrogenase deficiency is a disease.
他们研究了磷脂酶C抑制剂苯甲基磺酰氟对大鼠脑线粒体缺血性损伤的作用。
They studied the effect of phenylmethylsulfonyl fluoride, a phospholipase C inhibitor, on ischemic injury to brain mitochondria in rats.
右美沙芬的代谢表型研究为中国本地人的异丁喹4-羟化酶（CYP2D6）多态性提供了新的信息。
Dextromethorphan metabolic phenotyping provides a new information for debrisoquine 4-hydroxylase (CYP2D6) polymorphism in native Chinese.
这样的受体可以是蛋白质、酶、膜通道或外来病原体的一个区域。
Thus a receptor may be a protein, enzyme, membrane channel, or a region of a foreign pathogen.
该药干扰了参与这个过程的一种关键酶，从而减少了出血。
The drug interferes with a key enzyme involved in this process and, in turn, reduces bleeding.
如果镜像细胞获得了足以分解这些养分的正确异构酶，那结果更是一团糟。
If a mirror cell got the right set of isomerases to break down these nutrients, that would be a mess.
他的公司将提供酶和生产完全替代型燃料所需要的基因工程菌。
He will provide the enzymes and genetically engineered bacteria needed to make a drop-in fuel.
科学家发现这种黑素细胞干细胞缺少一种至关重要的酶，这种酶存在于在皮肤里发现的类似的干细胞里，而皮肤不随着年龄褪色。
Scientists found that such melanocyte stem cells lacked a crucial enzyme that was present in similar stem cells found in the skin, which do not lose colour with age.
举例来说，不耐乳症不是由免疫系统的过分热情引起的，而是缺乏一种酶的结果，而身体需要这种酶来分解牛奶中主要的糖——乳糖。
Rather than being caused by an overenthusiastic immune system, milk intolerance, for example, results from a lack of the enzyme the body needs to break down lactose, the main sugar in milk.
由于很少有健康的细胞制造这些酶，所以它们是一种可靠的肿瘤标记物。
Few healthy cells make these enzymes, so they are a reliable marker of tumours.
那是因为雌激素会对抗一种特定的酶，这是一种会妨碍身体防御细菌病毒的第一道防线的酶。
That's because estrogen confronts a certain enzyme that often hinders the body's first line of defense against bacteria and viruses.
但是如果造出大量端粒酶的话，可以推迟细胞的死亡。
But, cell death is delayed if a lot of the enzyme telomerase is produced.
治疗过程中的一个步骤需要一种酶，这种酶能促发新陈代谢以及信号转换，从而引发皮肤修复及重塑的进程。
One step in the healing process involves an enzyme that starts a metabolic effect and a signal transduction that triggers the process of skin repair and skin remodeling.
活跃的肿瘤常常有一种特殊的酶来修复端粒。
Successful cancers often have a special enzyme that repairs telomeres.
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.
“位点专一重组酶的优势就是酶做了所有的事。”斯达克说，他同时还在调查研究Z FR在遗传工程学中的潜力。
"The advantage of a site-specific recombinase is that the enzyme does everything," says Stark, who is also investigating the potential of ZFRs in genetic engineering.
“位点专一重组酶的优势就是酶做了所有的事。”斯达克说，他同时还在调查研究Z FR在遗传工程学中的潜力。
"The advantage of a site-specific recombinase is that the enzyme does everything," says Stark, who is also investigating the potential of ZFRs in genetic engineering.
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