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Article
Dopamine modulates an mGluR5-mediated depolarization underlying prefrontal persistent activity
Individual prefrontal cortex neurons can exhibit persistent activity during a delay between a cue and a behavioral response. Here the authors report on an mGluR5-mediated depolarization that underlies persiste...
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Article
The vicious cyclin of addiction
Drug addiction is a major therapeutic challenge, as little is known about the changes in neural function that occur during its development. DNA microarray analysis has revealed a new component in the dopamine-...
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Article
Loss of autoreceptor functions in mice lacking the dopamine transporter
Autoreceptors provide an important inhibitory feedback mechanism for dopamine neurons by altering neuronal functions in response to changes in extracellular levels of dopamine. Elevated dopamine may be a compo...
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Article
Nicotine addiction and the lure of reward
Withdrawal from chronic nicotine exposure decreases the activity of the brain reward pathway in a manner similar to other addictive drugs.