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NIDA Notes Articles: Prevention Research

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Vaccine May Reduce Fetal Exposure to Nicotine

April 2007
Describes research on a vaccine developed to facilitate smoking cessation by blocking nicotine penetration into the brain.

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Uneven Regional Brain Development Contributes to Adolescent Risk-Taking

April 2007
Reports on the work of scientists who have linked impulsiveness and risk-taking among adolescents to immaturity of the brain region called the orbitofrontal cortex.

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Behavioral Response to Novelty Foreshadows Neurological Response to Cocaine

February 2007
Describes evidence supporting the view that developmental differences in brain systems that use the neurotransmitter dopamine underlie age differences in susceptibility to drug abuse.

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Studies Focus on Acculturation and Hispanic Youth

February 2007
Summarizes a study that analyzes factors associated with the risk of drug addiction among 19- to 21-year-old Hispanic women born in the United States as compared with immigrants.

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