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NIDA Notes Articles: Ciencia de la adicción

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Drug Cues Outside Awareness Rapidly Trigger Brain's Emotion Centers

octubre del 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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Sensory Aspects of Smoking May Counter Bad Mood, Craving

octubre del 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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Methamphetamine Abuse Alters Response to Facial Cues

octubre del 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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New Tracer for Nicotinic Receptors Promises Improved Specificity

abril del 2009

Reports on NIDA researchers who developed a new tracer compound that binds readily to nicotine receptors and enhances positron emission tomography images.

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Universities Offer Online Master's Program in Addiction Studies

abril del 2009

Describes a consortium of three universities that launched a 12-month intensive online program last August that leads to a master's degree in addiction studies.

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Stimulus Money Will Fund a Surge in Knowledge

abril del 2009

Describes NIDA’s drug abuse and addiction research priorities for the use of the American Recovery and Reinvestment Act of 2009 funds.

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Adolescent Rats Self-Administer More Nicotine Than Adults

abril del 2009

Highlights an animal study involving the self-administration of nicotine among adolescent and adult rats to gain understanding of their potential vulnerability to the substance.

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NIDA Initiates Pediatrics Symposium on Adolescent Health

abril del 2009

Presents highlights of a symposium sponsored by NIDA in October 2008 to discuss adolescent brain and cognitive development and consider the impact of drug abuse on young people.

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Low Dopamine Receptor Availability May Promote Cocaine Addiction

abril del 2009

Describes findings from an animal study showing that cocaine lowers availability of dopamine receptors in the basal ganglia, an area of the brain that includes portions of the reward system.

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Cocaine Locks Rats Into Unrewarding Behaviors

abril del 2009

Describes research with rats to better understand cocaine’s effect on the neural signaling in the learning circuits of the brain.

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