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NIDA Notes Articles: Investigaciones sobre los tratamientos

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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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Molecular Alterations of DNA Contribute to Persistence of Memory

noviembre del 2011
In a new series of studies tracing the molecular events that occur in the brain as memories are formed and preserved, researchers find that certain epigenetic changes may promote vulnerability to relapse.

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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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Disruption of Neuron Production in Adult Rats Increases Cocaine Taking

noviembre del 2011
Drug abuse may diminish production of new neurons in the brain’s hippocampus and thereby increase vulnerability to drug addiction.

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Neuropeptide Promotes Behaviors Tied to Addiction and Overeating

julio del 2011

Reports on several studies implicating a certain neuropeptide (a signaling molecule) in fostering addition and overeating and discusses implications for addiction treatment.

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Computer-Based Intervention Offers Good Value for Money

julio del 2011

Reports on researchers who demonstrated the economic value of a computer-based treatment as an adjunct to standard addiction therapy.

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Treatment Dropout Linked With Elevated Stress Response

julio del 2011

Summarizes a study to determine whether a stress-related biological marker in saliva can predict how long a drug user will remain in treatment.

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Prison Use of Medications for Opioid Addiction Remains Low

julio del 2011

Describes results from a nationwide survey among correctional facilities on the use of opioid replacement therapy for people who are addicted to heroin.

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