It's made from a molecule called a constrained peptide.

它是由一种名为限制性肽的分子构成的。

The molecule is called a peptide, or a group of amino acids.

这种分子称为肽或一组氨基酸。

And animals like snakes and scorpions use constrained peptides in their venom.

像蛇和蝎子一类的动物，它们的毒液里也含有限制性肽。

They do this by adding a peptide also a molecule that consists of amino acids to the nanomachine.

为了做到这一点，他们在纳米机器中添加一种肽，也是一种由氨基酸组成的分子。

Similarly, there are peptidases which break down peptide chains into single amino acids.

与糖类的吸收情况类似，肽酶也能将肽链分解成单个的氨基酸分子。

The peptide is already known to scientists for its ability to fight bacteria.

科学家已经知道这种肽具有抗细菌的能力。

Hemoglobin is actually made up of four peptide chains, each bound to a heme group.

血红蛋白实际上是由四条肽链构成，其中每条肽链均与亚铁血红素结合。

So this includes constrained peptides, as well as medicines like insulin or antibody drugs like Humira or Enbrel.

其中包括限制性肽，还有胰岛素，或者抗体药物，如修美乐或恩博（注：自身免疫疾病用药）。

The most popular and fairly inexpensive form is collagen hydrolysate, a heat-processed collagen with short-chain peptides.

最受欢迎也比较经济实惠的就是水解胶原蛋白 ，一种热处理胶原蛋白短链肽。

Then we went into the laboratory and produced these peptides.

接着我们到实验室制造这些限制性肽。

This is what makes constrained peptides so desirable for drug development.

这正是限制性肽在药物开发中备受青睐的原因。

The way it works is that a peptide, another kind of molecule, is added to the nano-drill.

该机器的工作原理是将另一种分子肽附在到这种纳米" 钻头" 上。

Another popular form is undenatured type 2 collagen, a long-chain peptide collagen most prevalent in soft tissue.

另一种常见的形式是非变性2型胶原蛋白，它是一种长链肽胶原蛋白，在软组织中最常见。

It has these protein segments called peptides that mess with the way that your nerves signal your brain.

它里面这些被称为肽的蛋白质片段扰乱了你的神经向大脑发出信号的方式。

Dr Fry's analysis suggested that, around that time, delta-hexatoxin peptides were evolving rapidly, but have subsequently barely changed.

Fry博士的分析表明，在那时候，delta-hexatoxin多肽进化迅速，但之后几乎没有改变。

But unfortunately, it's incredibly difficult to reengineer the constrained peptides that we find in nature to become new drugs.

但不幸的是，要想重组自然界中的限制性肽，将其制成新药，是异常困难的。

Of these, 216 peptides were synthesised by chemical methods, and 181 of them were shown to have antimicrobial activity.

其中，216个多肽是通过化学方法合成的，其中181个被证明具有抗菌活性。

Take anything with peptide in its name, which just means it's a smaller building block of proteins.

任何名称中带有某某肽字样的物质都只是构成蛋白质的一块小基石。

One group injected the shaker peptide into a mouse's spinal cord.

一组将摇床肽注射到小鼠的脊髓中。

Guido said the peptide can be made in a laboratory, so jararacussu snakes do not need to be caught.

奎多表示，这种肽可以在实验室中制造，因此不需要捕捉窝面蝰蛇。