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NIDA Notes

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NIDA Notes keeps you up to date on research advances in the causes, consequences, prevention, and treatment of drug abuse and addiction and HIV/AIDS.

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Individual Differences in Decisionmaking Style May Predict Teen Problems (December 2011)

Reports on the relative influence of genes versus environment on adolescents’ choices that involve delayed gratification.

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Molecular Alterations of DNA Contribute to Persistence of Memory (November 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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Girls More Likely Than Boys to Use Ecstasy (November 2011)

Lifetime ecstasy use is more prevalent among adolescent girls than among adolescent boys, according to an analysis of 2002–2008 data from the National Survey on Drug Use and Health.

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Resting Brain Studies Shed New Light on Vulnerabilities (November 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 (November 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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Good-Bye, Paper (November 2011)

NIDA Notes becomes an All-Web publication in 2012. Issue 2 of Volume 24 will be the last print issue.

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Nanotechnology Powers Smart Skin Patch (November 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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NIDA's Drug Abuse Research Advances Science as a Whole (November 2011)

NIDA Director Dr. Nora D. Volkow summarizes instances where discoveries with broad implications for human health arose from scientists seeking answers to addiction problems.

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Disruption of Neuron Production in Adult Rats Increases Cocaine Taking (November 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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NIDA Recognizes Developer of a New Business Model for Science (November 2011)

Dr. Redonna K. Chandler of NIDA receives the Institute's 2011 Innovator Award for developing a method that fosters collaboration and data sharing on various studies of HIV in criminal justice populations.

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