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1·High leptin levels relay the opposite signal.

高消瘦素水平传递相反的信号。

2·Leptin ACTS like a natural appetite suppressant.

瘦素就好像是一种天然的“食欲抑制剂”。

3·And mice without leptin are sluggish balls of blubber.

没有瘦素小鼠简直就是又懒又肥的绒毛球。

4·Leptin turns your appetite off and is made by fat cells.

消瘦素消除你的食欲，它来自脂肪细胞。

5·Because of the mutation, the mice could not make functional leptin.

由于这一突变，老鼠不能生产功能性瘦素。

6·The gene produced a protein called leptin that is made in fat cells.

这种制造瘦素的基因存在于老鼠细胞中。

7·They then added the leptin receptor to one small group of brain cells.

因为缺乏受体，原先瘦蛋白对小白鼠不起作用，科学家们就给其中一小组小白鼠的丘脑细胞中添加了瘦蛋白受体。

8·Besides ghrelin and leptin, many other hormones play a role in appetite.

除了胃促生长素和消瘦素，很多其他的激素对食欲也有影响。

9·Leptin is a hormone made by fat cells that tells you when you're full.

脂肪细胞为了告诉你已经吃饱了，会产生一种激素——瘦素。

10·Those neurons get their message from hormones, including insulin and leptin.

这些神经元通过激素得到信息，这些激素包括胰岛素和瘦素。