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NIDA Notes Articles: Addiction Science

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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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Scientists Pinpoint Brain's Sweet Tooth

April 2007
Reports on research that successfully traced rats’ liking for sweets to a 1-cubic millimeter site in the medial shell of the nucleus accumbens in the brain.

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Researchers Develop a New Tracer for Cannabinoid Receptor

March 2008

Describes a new chemical tracer that binds specifically to cannabinoid receptors making it potentially useful in future research to clarify the relationship between the receptors and drug abuse.

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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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Reality Videos Bring NIDA Scientists to Web Site for Teens

April 2010
Highlights new video clips on NIDA's Web site for teens that explore the dangers of drug abuse and that address questions from youth and their parents on the topic.

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Rare Glutamate Receptor Proliferates After Cocaine Withdrawal

December 2009

Reports findings that a rare neuroreceptor may be linked to the intensive cravings cocaine abusers experience during their first weeks of abstinence.

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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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Program Enhances Physician Knowledge on Substance Abuse

December 2010
Reports on an evaluation of the Chief Resident Immersion Training (CRIT) program to assess its effectiveness in improving knowledge, confidence, and preparedness to diagnose, manage, and teach about substance abuse.

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Prefrontal Cortex Stimulation Stops Compulsive Drug Seeking in Rats

January 2014

Researchers have shut down laboratory rats’ compulsive cocaine seeking by stimulating an area of the animals’ prefrontal cortex. The finding raises the possibility that stimulating neurons in this brain area may weaken or break cocaine’s grip on the behavior of people who are addicted to the drug.

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Peer Interaction Enhances Adolescent Rats' Drug Reward

April 2010
Describes an animal study reporting that peer interaction enhances adolescent rats’ drug reward and discusses the impact of these findings to future research on drug reward in social context.


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