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Conversely , flies that had been spurned whose neuropeptide f was increased boozed less .

相反地，那些被拒绝的雄性果蝇由于大脑中神经肽f的含量增多，酒的饮用量变少了。

Levels of neuropeptide y are lower in people who are depressed and have post-traumatic stress disorder .

忧伤或者是创伤后应激障碍的人，大脑中神经肽y的含量很低。

The researchers then lowered the amount of neuropeptide f in the brains of mated flies and found that they acted as though they had been rejected , drinking more .

随后研究人员减少了雄性果蝇大脑里的神经肽f含量，并且发现它们表现得就好像是已经被拒绝过了一样，喝得更多了。

Other possible and intriguing sources of nutritional effects on mood involve cholecystokinin ( cck ) , the most abundant neuropeptide in our cerebral cortex and limbic system .

营养对情绪影响的其它可能的和有趣的来源，涉及在我们的大脑皮质和边缘系统最丰富的神经肽胆囊收缩素（cck）。

Male flies that mated were less likely to drink the alcohol solution than either virgin or rebuffed ones , and had higher levels of neuropeptide f in their brains , the research showed .

研究显示，相比那些没有交配过或被拒绝的同类，交配成功的雄果蝇不太会去吸食酒精溶液，并且大脑中的神经肽f水平要更高。