It runs on a neurochemical called dopamine, the "gotta get it!" neurotransmitter.
它通过一个叫多巴胺的神经来运行,这是“必须得到它!”的神经递质。
Now researchers are identifying the neurochemical mechanisms behind these behavioral and physiological effects.
现在,研究人员正在确定这些行为和生理影响后面的神经化学机制。