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NIDA

Ciencia de la adicción

Methamphetamine Turns Helper Cells Into Destroyers

Describes research providing evidence that chronic methamphetamine abuse is associated with increased microglial cell activity in the brain leading to neurodegeneration.

Nicotine Boosts Mood, Brain Dopamine Levels

Highlights findings from a study showing that nicotine triggers a surge in levels of the neurotransmitter dopamine in the brain's main reward area for cigarette smokers.

DESPR Identifies Drug Abuse Trends and Seeks Solutions

Discusses the work of NIDA’s Division of Epidemiology, Services and Prevention Research, organized to track drug use and provide empirically based information for researchers and service providers.

Extended Cocaine Exposure Impairs Cognitive Function in Rats

Reports an animal study presenting evidence that cocaine causes cognitive deficits that can persist well into abstinence.

Substance Abuse Among Troops, Veterans, and Their Families

NIDA Director Nora Volkow

Highlights the need for research to assess and find solutions to a potential rise in substance abuse among service men and women, veterans, and their families.

NIDA Awards Prizes at International Science Fair

Announces the 2009 high school student recipients of the Addiction Science Awards and describes their winning addiction-focused projects.

Annual Event Teaches Students Brain Science

Highlights activities held during Brain Awareness Week for students in Maryland, Virginia, and Washington, DC, to learn about brain anatomy and function.

R. Christopher Pierce Receives the Waletzky Memorial Award

Announces the recipient of a 2009 award for innovation in research on drug addiction and alcoholism whose research focuses on the cellular changes that occur in response to chronic cocaine abuse.

Rare Glutamate Receptor Proliferates After Cocaine Withdrawal

Reports findings that a rare neuroreceptor may be linked to the intensive cravings cocaine abusers experience during their first weeks of abstinence.

NIDA's 35th Anniversary: Science Focused on Solutions

NIDA Director Nora Volkow

Commemorates NIDA’s 35th anniversary and highlights some of the major accomplishments since the Institute’s inception in 1974.

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