Dopamine could reinforce smoking addiction

BMJ 1996; 312 doi: (Published 02 March 1996) Cite this as: BMJ 1996;312:529
  1. Alison Boulton

    Smoking may enhance the activity of dopamine in the brain and increase the addictive powers of cigarettes, says a team of American researchers in a letter to Nature. Researchers from Brookhaven Laboratory in New York found that the brains of living smokers show a 40% reduction in monoamine oxidase B concentrations compared with non-smokers or former smokers. Monoamine …

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