NIDA Notes Articles: Research Briefs

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Prenatal Cocaine Exposure Increases Monkeys' Impulsivity Into Adulthood

July 2012
Prenatal drug exposure can have behavioral effects that last well into adulthood, according to two studies of adult monkeys prenatally exposed to cocaine. In the first study, drug-exposed monkeys exhibited less flexibility than controls in adjusting to changing circumstances; in the second study, drug-exposed males exhibited a greater preference than controls for having rewards right away, a sign of impulsivity.

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Program Reduces Recidivism Among Men With Co-occurring Disorders

July 2012
A modified therapeutic community program designed by NIDA-supported researchers helped Colorado offenders with co-occurring substance use and mental health disorders re-enter their communities and avoid recidivism after release from prison.

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More Convenient Preparations of Buprenorphine Pass Test

July 2012
Soluble-film preparations of buprenorphine suppressed heroin abusers’ withdrawal symptoms with no serious side effects in a recent clinical trial. They dissolved more rapidly in the mouth than the pill form of the medication, providing faster relief.

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Investigators Map Functional Networks in the Rat Brain

June 2012
Researchers have mapped the fundamental functional organization of the rat brain and shown that it resembles that of the human brain.

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Alleviation of Posttraumatic Stress Disorder May Improve Addiction Treatment

April 2012
Women with posttraumatic stress disorder (PTSD) who abused drugs responded better to substance abuse treatment after their PTSD symptoms improved, according to a recent study, which also found that reductions in substance abuse did not ease PTSD severity

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Desire to Smoke Subsides, But Cigarette Cues Retain Power

April 2012
During early abstinence, smokers’ cravings triggered by cigarette cues intensified over time, providing evidence that people can experience a phenomenon previously observed in experiments with animals

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High Rates of Job Leaving Among Addiction Counselors

April 2012
Substance abuse counselors and clinical supervisors disclosed high job turnover rates in a survey of 27 treatment organizations.

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New Method Uncovers How Internal States Influence the Living Brain to Change Behavior

March 2012
In an innovative NIDA-funded study, published in Cell, scientists introduced a modified dopamine receptor gene into the brain of a living vinegar fly

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Peers Increase Teen Driving Risk via Heightened Reward Activity

March 2012
Adolescent, but not adult, drivers are more likely to take risks when peers are watching, a new study suggests.

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Financial Strain Hinders Smoking Cessation

December 2011
Helping smokers deal with financial problems could improve their chances of staying abstinent after receiving treatment, according to a new study. Participants with the most financial strain had the least success in remaining abstinent.

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