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NIDA Notes Articles

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Chromosome 17 Harbors Opioid Dependence Genes

Marzo del 2008

Describes the work of researchers who have found a statistical link between one region on chromosome 17 and an increased risk of opioid dependence.

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Teen Substance Abuse Continues to Decline

Marzo del 2008

Reports on the prevalence of substance abuse among youth based on 2007 data from a national survey of behaviors, attitudes, and values.

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Not All Mesolimbic Dopamine Neurons Are Alike

Marzo del 2008

Reports on research showing that the neurons that deliver dopamine to two regions of the brain's mesolimbic reward system respond differently to opioids, an important finding for drug treatment research.

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Alcohol Abuse Makes Prescription Drug Abuse More Likely

Marzo del 2008

Reports on results from a study showing that men and women with alcohol use disorders are more likely to report nonmedical use of prescription drugs than people who don't drink at all.

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Cocaine Can Mobilize Stored Dopamine

Marzo del 2008

Describes a study showing that cocaine, which increases dopamine levels, also can tap into an intracellular dopamine reserve pool.

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Chronic Cocaine Abusers Have Occult Insomnia in Early Abstinence

Marzo del 2008
Reports on research of chronic cocaine abusers who may feel they are sleeping better during early abstinence revealed that the opposite may be true.

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HIV Patients Show Better Immune Recovery With Early Initiation of HAART

Marzo del 2008
Presents evidence that among men and women with HIV, those who received early initiation of HAART therapy, those with higher CD4+ levels, achieved better immune recovery.

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Researchers Report on Progress of NIDA's Southern Africa Initiative

Marzo del 2008
Presents an update on NIDA’s Southern African Initiative, a program that aims to build research capacity and infrastructure in the area of addiction, particularly drug-related HIV transmission.

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Researchers Develop a New Tracer for Cannabinoid Receptor

Marzo del 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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Among Young Attendees at STD Clinics, Substance Abusers Report More Risky Sexual Behavior

octubre del 2007

Highlights data on the risky sexual behaviors of patients at a sexually transmitted disease clinic who had a substance abuse disorder as compared to those without a substance abuse disorder.

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Toma el reto nacional sobre el coeficiente intelectual (CI) sobre las drogas