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NIDA Notes Articles: 10/2009

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Abstinent Smokers' Nicotinic Receptors Take More Than a Month to Normalize

October 2009

Describes research revealing that for up to 6 weeks after smokers quit, their brain cells have more nicotine-binding receptors than nonsmokers, which may explain the struggle to quit.

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Program Reduces Girls' Delinquent Behavior

October 2009

Reports on a study involving adolescent girls who were treated for delinquent behaviors in a well-supervised family setting, referred to as Multidimensional Treatment Foster Care.

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Combined Treatments Improve Dual Abstinence

October 2009

Reports on a study investigating the effectiveness of a combined therapy of disulfiram and naltrexone for people who abuse cocaine and alcohol.

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Lower Rates of Cigarette and Marijuana Smoking Among Exercising Teens

October 2009

Highlights prevalence rates of cigarette and marijuana smoking among teens who exercise regularly as compared with their less active peers.

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Intervention for Disruptive Children Shows Long-Term Benefits

October 2009

Reports on research providing evidence that teaching aggressive youngsters social coping skills reduces their chances of becoming substance abusers.

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Three Scientists Receive Grants for Innovative AIDS Research

October 2009

Announces the recipients of the inaugural Avant-Garde Award for research to prevent and treat HIV/AIDS in drug abusers, Drs. Julio Montaner, Ileana Cristea, and Jerome Groopman.

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Methamphetamine Abuse Alters Response to Facial Cues

October 2009

Highlights research showing methamphetamine abusers may have more difficulty than nonabusers in responding with empathy and self-control to people who are experiencing intense emotions.

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Suiting Treatment to the Nature of the Disease

October 2009

Highlights NIDA-sponsored research underway to understand and respond to substance abusers’ needs at all points of care, from the initial presentation for treatment through recovery.

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Receptor Complexes Link Dopamine to Long-Term Neuronal Effects

October 2009

Reports on a discovery of previously unrecognized dopamine receptors in the brain that when triggered by drug abuse lead to potentially long-term neuronal effects.

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Drug Cues Outside Awareness Rapidly Trigger Brain's Emotion Centers

October 2009

Describes research showing that cocaine abusers appear to have a rapid neural response to reward cues outside of their awareness, possibly signifying vulnerability to relapse.

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