Researchers have discovered that some people have a rare genetic mutation that decreases their cells' use of a particular growth hormone: insulin-like growth factor 1 (IGF1).

研究人员发现了一些人已经发生了极少量的基因变异，这种变异减少了细胞对某种生长激素（即，胰岛素样生长因子1（IGF1)）的使用。

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But there is a very real problem, and its name is Insulin-like Growth Factor-1 (IGF-1).

但这一个非常现实的问题，它的名字是胰岛素样生长因子- 1 (IGF - 1)。

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The size of water dogs, she found, is governed mainly by variations in a gene called insulin-like growth-factor 1—and that is probably true of other breeds as well.

他发现水狗的体型主要由一种叫做胰岛状生长因子1号决定的，这个发现也会同样适用于其他品种。

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Amgen has moved two other cancer drugs in final stage trials, including an antibody to insulin-like growth factor 1 that is being tested in pancreatic cancer.

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Children who are lacking in insulin-like growth factor one, or IGF-1, can have short stature--making them smaller than 97.5% of normal children.

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