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What do we know about addictive drugs from animal studies?.
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What do we know about addictive drugs from animal studies? “… cocaine, morphine, nicotine, and ethanol share the property of increasing DA transmission in the BNST. This effect may be related to an action at the level of neuronal circuits activated by natural reinforcers … suggest[ing] that DA transmission of the BNST plays a role in the mechanism of drug abuse and addiction.” Carboni, … DiChiara et al. J Neurosci 20:RC102(1-5), 2000
No CS unexpected reward from: Schultz, Dayan, & Montague, 1997, Science. CS predicted reward CS absence of predicted reward
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