dopamine
do puh mahyn
- n 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
- If risk-taking behavior looks like addiction, there may be a biological reason for that: both behaviors involve the brain's feel-good chemical, dopamine.
- The neurotransmitter dopamine ranks among the most powerful of the brain's master molecules.
- The enzyme breaks down dopamine, a chemical messenger in the brain associated with feelings of pleasure.