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NIDA Notes Articles: Investigaciones sobre los tratamientos

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Women and Sex/Gender Differences Research Program

abril del 2012
NIDA’s Women and Sex/Gender Differences Research Program focuses on gender-specific addiction risk factors and treatment needs.

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Research Focuses on Groups With High Smoking Rates

abril del 2012
Dr. Volkow discusses NIDA’s efforts to develop effective antismoking treatments for populations with persistently high rates of smoking, such as people with psychiatric disorders, high school dropouts, and Native Americans.

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Cognitive Strategy Reduces Craving by Altering Brain Activity

abril del 2012

While viewing images of cigarettes, smokers reported milder cravings when they shifted their focus from the pleasures of smoking to its harmful effects. Brain imaging showed a correlation between the reductions in craving and altered activity levels in regions associated with emotional regulation and reward.

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Alleviation of Posttraumatic Stress Disorder May Improve Addiction Treatment

abril del 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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In Animals, Receptor Puts Brakes on Nicotine Consumption

Marzo del 2012

New research suggests that differences in tobacco consumption reflect, in part, differences in the functional efficacy of a specific type of receptor in a pathway of the brain. In animal studies, nicotinic acetylcholine receptors with the α5 subunit played a key role in producing aversive responses to nicotine, thereby dissuading further consumption of the drug.

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Financial Strain Hinders Smoking Cessation

diciembre del 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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Stimulant Abusers' Regard for Future Improves With Memory Training

diciembre del 2011

Researchers correlate stimulant abusers’ improved performance on a memory training exerc ise with reductions in delay discounting.

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Resting Brain Studies Shed New Light on Vulnerabilities

noviembre del 2011

Individuals with weak signaling in a nicotine-sensitive brain circuit were more vulnerable to nicotine dependence than those with stronger signaling, according to a study conducted while the subjects’ brains were in a resting state. A second resting-state study finds that the same circuit appears to mediate dependence associated with a genetic risk factor for smoking.

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New Class of Regulators for Addiction Genes

noviembre del 2011
New studies show that microRNAs, snippets of RNA implicated in a wide variety of biological processes, are involved in promoting and inhibiting cocaine addiction. The findings could pave a new path for the development of anti-addiction therapies.

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Nanotechnology Powers Smart Skin Patch

noviembre del 2011

An in vitro test demonstrates the potential of a programmable skin patch that will enable physicians to tailor transdermal medication doses to match patients' fluctuating needs.

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