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NIDA Notes Articles: 03/2011

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Cocaine Alters Production of Hundreds of Proteins

March 2011

Describes research findings that show that chronic cocaine abuse may change the production of many proteins in the neurons of the brain’s reward system, aiding in our understanding how the drug causes addiction.

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HIV Treatment Interruption Is Pervasive After Release From Texas Prisons

March 2011

Describes a study revealing that HIV-infected prisoners in Texas often experience an interruption in treatment following their release and that assistance in filling out paperwork can reduce these interruptions.

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Teenage Marijuana Use Is on the Rise

March 2011

Reports 2010 rates of marijuana use among 8th, 10th, and 12th grade students, noting that daily use increased by more than 10 percent in all three grades since the 2009 survey. Also reports a rise in ecstasy use.

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Prevention Program Reduces Later Risky Sexual Behaviors

March 2011
Reports on a school-based drug abuse prevention program showing that teens who participate in the program are less likely than their peers to engage in risky sexual behavior as young adults.

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Combination Therapy Most Effective for Helping Smokers Quit

March 2011

Examines results from a randomized clinical trial which found that treatment with a nicotine patch and nicotine lozenge together produced the greatest benefits in helping people quit smoking and remain abstinent.

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Fewer Girls Are Smoking, But Change Is Uneven

March 2011

Reports 2010 rates of cigarette smoking among eighth girls, providing historical data and racial and ethnic differences.

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Prevention Program Averts Initiation of Alcohol and Tobacco Use

March 2011
Describes a community focused prevention program that aids towns in lowering rates of delinquency, initiation of alcohol and tobacco use, and binge drinking among middle school students.

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Brain Responds to Marijuana Cues in Familiar Manner

March 2011
Researchers found that the brain activity that takes place when cues trigger marijuana cravings is similar to the activity that accompanies cravings for other drugs.

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