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NIDA Notes

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NIDA Notes keeps you up to date on research advances in the causes, consequences, prevention, and treatment of drug abuse and addiction and HIV/AIDS.

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Conferees Discuss Ways to Eliminate Disparities in Care (October 2009)

Presents highlights of a meeting summit to discuss ways to eliminate disparities in care, particularly as they relate to drug abuse and HIV.

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Ethnic Groups Have Contrasting Genetic Risks for Nicotine Addiction (October 2009)

Describes research exploring differences and similarities in the genetic profiles of African-Americans and European-Americans who are heavy smokers.

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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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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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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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Smoking and Drinking Continue to Decline, But Marijuana Stalls in Latest MTF Survey (October 2009)

Highlights trends from a 2008 survey of teenage substance abuse, cigarette smoking and alcohol use and discusses the implications of these changing data.

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NIDA Reprises Online Chat Day (October 2009)

Highlights NIDA’s second annual Chat Day where NIDA scientists and staff responded to drug abuse and addiction questions from teachers and students.

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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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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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