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NIDA Notes Articles: Tobacco

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New Tracer for Nicotinic Receptors Promises Improved Specificity

April 2009
Reports on NIDA researchers who developed a new tracer compound that binds readily to nicotine receptors and enhances positron emission tomography images.

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Damage to Brain Area May Immediately Halt Cigarette Addiction

April 2009
Describes a study among people who had sustained brain injuries to investigate whether certain damaged areas of the brain are associated with the ability to quit smoking.

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Adolescent Rats Self-Administer More Nicotine Than Adults

April 2009
Highlights an animal study involving the self-administration of nicotine among adolescent and adult rats to gain understanding of their potential vulnerability to the substance.

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Stimulus Money Will Fund a Surge in Knowledge

April 2009
Describes NIDA’s drug abuse and addiction research priorities for the use of the American Recovery and Reinvestment Act of 2009 funds.

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Prenatal Nicotine Exposure May Damage Receptors That Influence Auditory Processing

April 2009
Reports on a series of animal experiments indicating that nicotine exposure during prenatal fetal development damages a set of receptors in the brain's auditory processing center.

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Intervention for Disruptive Children Shows Long-Term Benefits

October 2009
Reports on research providing evidence that teaching aggressive youngsters social coping skills reduces their chances of becoming substance abusers.

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Sensory Aspects of Smoking May Counter Bad Mood, Craving

October 2009
Describes study findings revealing that the act of smoking, apart from actual or expected nicotine delivery, may soothe a smoker's negative mood.

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Abstinent Smokers' Nicotinic Receptors Take More Than a Month to Normalize

October 2009
Describes research revealing that for up to 6 weeks after smokers quit, their brain cells have more nicotine-binding receptors than nonsmokers, which may explain the struggle to quit.

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Smoking and Drinking Continue to Decline, But Marijuana Stalls in Latest MTF Survey

October 2009
Highlights trends from a 2008 survey of teenage substance abuse, cigarette smoking and alcohol use and discusses the implications of these changing data.

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Ethnic Groups Have Contrasting Genetic Risks for Nicotine Addiction

October 2009
Describes research exploring differences and similarities in the genetic profiles of African-Americans and European-Americans who are heavy smokers.

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