noun. A monoamine neurotransmitter formed in the brain by the decarboxylation of dopa and essential to the normal functioning of the central nervous system. A reduction in its concentration within the brain is associated with Parkinson's disease.

noun. A neurotransmitter associated with movement, attention, learning, and the brain’s pleasure and reward system.

noun. a monoamine neurotransmitter found in the brain and essential for the normal functioning of the central nervous system; as a drug (trade names Dopastat and Intropin) it is used to treat shock and hypotension

"But the connection that scientists are making are saying basically this: when you check your information, when you get a buzz in your pocket, when you hear a ring you get what they call a dopamine squirt."

norepinephrine  

catecholamine  monoamine neurotransmitter  phenethylamine  

5-ht1a  acetylcholine  catecholamine  cortisol  cytokine