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Tobacco Smokers Have High Probability of Transition to Dependence

First-time smokers have a much higher chance of eventually becoming dependent than first-time users alcohol, cannabis, and cocaine.

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Vouchers Improve Mothers’ Smoking Abstinence and Newborns’ Weight

Pregnant women who received financial incentives to refrain from smoking during late pregnancy were more successful at remaining abstinent and less likely to have babies with low birth weight, according to data from three trials.

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Antiretroviral Treatment Reduces Spread of HIV Among Injection Drug Users

Expanded use of antiretroviral therapy in British Columbia reduced the spread of HIV among injection drug users and others in the province.

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Study provides clues for designing new anti-addiction medications

Scientists are now one step closer to developing anti-addiction medications, thanks to new research that provides a better understanding of the properties of the only member of the opioid receptor family whose activation counteracts the rewarding effects of addictive drugs.

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

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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Brain Awareness Week

NIDA Director Nora Volkow

Marzo del 2012

Brain Awareness Week begins March 12th, and among many nationwide activities, NIH scientists will be teaching young people about the amazing human brain at the National Museum of Health and Medicine in Silver Spring, MD. While we think of Brain Awareness Week as an educational opportunity for children, it is a good time to remind us all about recent advances in neuroscience, and how brain research is helping us understand, prevent, and treat drug abuse and addiction.

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In Animals, Receptor Puts Brakes on Nicotine Consumption

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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Nicotine Dependence Linked to Higher Rates of Mental Disorders Among Teens

A study of teenagers in Chicago public schools finds higher rates of psychiatric disorders among those with more symptoms of nicotine dependence.

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NIDA Announces Avant-Garde Medication Development Awards

Dr. Thomas Kosten of Baylor College of Medicine and Dr. Peter Burkhard of the University of Connecticut are the recipients of NIDA’s 2011 Avant-Garde Awards for Innovative Medication Development Research. Dr. Kosten is developing a vaccine against methamphetamine abuse and Dr. Burkhard is developing a vaccine to counter nicotine addiction.

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