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They're making that because you need this protein insulin, it's a hormone, and it's important for sugar metabolism in your body.
它们产生胰岛素蛋白是因为你需要它,胰岛素是一种激素,它在糖代谢中起着非常重要的作用
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you're going to release hormones like testosterone and GH, which oxidizes fat for energy.
你就会分泌出像睾丸酮和生长激素那样的激素，把你的脂肪氧化成能量。
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Insulin is a naturally occurring hormone, it's a protein hormone that circulates in all of our bodies and regulates glucose metabolism.
胰岛素是人体自身产生的一种激素,它是一种蛋白质激素,遍布全身,并调节糖代谢
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Now when people gain enough weight, they gain it all over their body, but those are the typical weight gain patterns and it happens for hormonal reasons.
如果人们增重很多,那么他们全身会均匀地增胖,但刚才讲的是比较典型的增重模式,激素是导致它们发生的原因
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use the whole body, hormones release, and then your body respond and get stronger.
用全身，分泌激素，然后你的身体会做出反应，会变得强壮。
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Many steroid hormones act because they bind to cellulars - to receptors that are deep within the cell, often inside the nucleus.
许多类固醇激素能够起效是因为,其与存在于细胞内部的受体相结合,这类受体通常在细胞核内
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All of the molecules are called hormones, so a hormone is another name for a ligand that operates in this endocrine fashion.
这些分子都叫做激素,那么激素就是在内分泌系统中,起作用的配体的另一种叫法
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They're sometimes called transcription factors and this is an example of a transcription factor that is itself activated or turned on by the presence of a steroid.
它们被称为转录因子,转录因子的一个例子就是,能够自激活或被激素激活
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It has many of the opposite effects that insulin has, so not only does insulin go down and stop these behaviors but a new hormone called glucagon gets produced which reinforces that change.
它产生的很多效应都与胰岛素相反,所以不仅是胰岛素的减少,导致血糖水平停止下降,胰高血糖素这种新激素的产生,也会强化该效应
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Another hormone gets produced by the pancreas in response to low glucose levels, it's called glucagon.
胰腺产生另外一类激素,来应对血糖水平降低的情况,它叫做胰高血糖素
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Example, protein hormones are insulin which we've talked about before and glucagon, and growth hormone which we haven't talked about but that's very important during periods of life like adolescence, when rapid growth of your bones is occurring.
例如,我们以前讲过的胰岛素,还有胰高血糖素都是蛋白质激素,生长激素也是,尽管我们还没有讲过它,但它在人的青春期阶段,起着非常重要的作用,骨骼在此时期快速生长
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Hormones can be proteins, endocrine hormones can be proteins, meaning they're large molecules that are usually fairly water soluble, or they can be steroids.
激素可以是蛋白,内分泌激素可以是蛋白,这意味着激素是大分子,并且通常是水溶性的,激素也可以是类固醇
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So it elicits hormone release where,
这样就会分泌出激素，
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Steroid hormones can operate in a different way because of their structure.
类固醇类激素的作用原理有所不同,这主要是因为它们的结构与蛋白质不同
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A hormone is just a ligand that operates in this endocrine fashion.
激素只是一种,在内分泌系统中起作用的配体
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Steroid hormones, on the other hand, molecules like testosterone and estrogen, progesterone, the sex steroids that determine sexual characteristics and are important for reproductive function are molecules that are all derived from a similar source.
另一方面,类固醇类激素,像睾丸激素,雌激素,黄体酮这样的分子,性激素决定了性征,它对生殖功能十分重要,这类分子有着相似的来源
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