You're starving for this neuropeptide called oxytocin.

你渴望得到一种叫做催产素的神经肽。

In addition neuropeptides in the brain governing sleep and obesity appear to overlap, he said.

此外，他还说大脑中调节睡眠和肥胖的神经肽似乎重合在一起。

Normally, when animals fast, a hormone called neuropeptide Y increases sharply in the appetite control centers of the brain, stimulating the desire for food.

通常情况下，动物禁食时，大脑食欲控制中枢一种叫做神经肽Y的荷尔蒙就会急剧上升，刺激其对食物的渴望。

Their pain receptors, called nociceptors, trigger in response, cueing the brain to release a flood of neuropeptides that inflame the cranial blood vessels, swelling and heating up the head.

它们的疼痛感受器， 称为伤害感受器， 会触发响应，提示大脑释放大量神经肽，使颅内血管发炎， 使头部肿胀和发热。