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NIDA Notes Articles: Ciencia de la adicción

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Booklet Explains the Science of Addiction

junio del 2008

Describes a booklet that explains what scientists know about how drug addiction changes the brain and affects behavior and clears up misconceptions about drug addiction.

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Animal Studies Elaborate Toluene's Effects

junio del 2008

Reports on evidence that toluene abuse can harm the nervous system and body, although scientists know relatively little about its specific actions.

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Neuroscience Blueprint Promotes Efficiency, Synergy

junio del 2008

Describes a knowledge- and resource-sharing system for NIH-funded neuroscientists to access to data, advanced research tools, and technical assistance.

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Mice With Genetic Alteration Eschew Cocaine

junio del 2008

Reports on a study involving researchers who successfully desensitized mice to cocaine by genetically altering their dopamine transporters.

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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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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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Long-Term Cocaine Abuse Linked With Impaired Heart Function

Marzo del 2008
Summarizes research on the effects of long-term regular cocaine abuse on the cardiovascular system in African Americans.

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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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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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Drug Topics

Drugs of Abuse

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