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NIDA Notes Articles: Addiction Science

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Cocaine Locks Rats Into Unrewarding Behaviors

April 2009

Describes research with rats to better understand cocaine’s effect on the neural signaling in the learning circuits of the brain.

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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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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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Sensory Aspects of Smoking May Counter Bad Mood, Craving

October 2009

Describes study findings revealing that the act of smoking, apart from actual or expected nicotine delivery, may soothe a smoker's negative mood.

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R. Christopher Pierce Receives the Waletzky Memorial Award

November 2009

Announces the recipient of a 2009 award for innovation in research on drug addiction and alcoholism whose research focuses on the cellular changes that occur in response to chronic cocaine abuse.

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Extended Cocaine Exposure Impairs Cognitive Function in Rats

November 2009

Reports an animal study presenting evidence that cocaine causes cognitive deficits that can persist well into abstinence.

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Annual Event Teaches Students Brain Science

November 2009

Highlights activities held during Brain Awareness Week for students in Maryland, Virginia, and Washington, DC, to learn about brain anatomy and function.

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DESPR Identifies Drug Abuse Trends and Seeks Solutions

November 2009
Discusses the work of NIDA’s Division of Epidemiology, Services and Prevention Research, organized to track drug use and provide empirically based information for researchers and service providers.

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NIDA Awards Prizes at International Science Fair

November 2009

Announces the 2009 high school student recipients of the Addiction Science Awards and describes their winning addiction-focused projects.

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