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NIDA Notes Articles: All

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Smoking and Drinking Continue to Decline, But Marijuana Stalls in Latest MTF Survey

octubre del 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

octubre del 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

octubre del 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

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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Manic Mice Show Heightened Sensitivity to Rewards

octubre del 2009

Reports on an animal study suggesting that the manic stage of bipolar disorder promotes signs of drug abuse vulnerability by enhancing sensitivity to rewards, both natural and drug-related.

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Lower Rates of Cigarette and Marijuana Smoking Among Exercising Teens

octubre del 2009

Highlights prevalence rates of cigarette and marijuana smoking among teens who exercise regularly as compared with their less active peers.

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Three Scientists Receive Grants for Innovative AIDS Research

octubre del 2009

Announces the recipients of the inaugural Avant-Garde Award for research to prevent and treat HIV/AIDS in drug abusers, Drs. Julio Montaner, Ileana Cristea, and Jerome Groopman.

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Suiting Treatment to the Nature of the Disease

octubre del 2009

Highlights NIDA-sponsored research underway to understand and respond to substance abusers’ needs at all points of care, from the initial presentation for treatment through recovery.

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Prenatal Nicotine Exposure May Damage Receptors That Influence Auditory Processing

abril del 2009

Reports on a series of animal experiments indicating that nicotine exposure during prenatal fetal development damages a set of receptors in the brain's auditory processing center.

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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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