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NIDA

Addiction Science

Office Meets Dynamic Challenges of Diversity

Describes NIDA’s Special Populations Office which promotes addiction science that examines health disparities and foster research careers among members of underrepresented communities.

Brain Changes Accompany Cocaine Withdrawal

Summarizes an animal study of the neural changes in the amygdala portion of the brain that occur as a result of cocaine exposure followed by withdrawal of the drug.

Nicotine Alters the Developing Rat Brain

Describes animal studies that suggested exposure to the drug during gestation or adolescence may cause lasting alterations in reward and motivation circuits.

Cocaine Craving Activates Brain Reward Structures; Cocaine "High" Dampens Them

Reports on a study that documenting changing emotional and neurobiological responses to cocaine with successive doses during a single session of drug taking.

Scientists Pinpoint Brain's Sweet Tooth

Reports on research that successfully traced rats’ liking for sweets to a 1-cubic millimeter site in the medial shell of the nucleus accumbens in the brain.

NIDA Investigator Receives 2006 Waletzky Memorial Award

Announces the recipient of a 2006 award for innovation in research on drug addiction and alcoholism, Dr. Yavin Shaham, and describes his research which focused on the stress-induced drug use relapse.

Exposure to Morphine During Early Adolescence Sensitizes Rats as Adults

Presents highlights of a study indicating that exposure to morphine during adolescence may increase sensitivity to the drug during adulthood.

Tracing NET

Describes research that has led to the development of a new tool, a new radiotracer, for studying the neurobiology of depression, attention deficit hyperactivity disorder, and stimulant abuse.

NIDA's Newest Division Mines Clinical Applications From Basic Research

Describes the role of the Division of Clinical Neuroscience and Behavioral Research in NIDA’s drug abuse and addiction research plan.

Neuropeptide Promotes Drug-Seeking and Craving in Rats

Reports on two studies indicating that orexin, a neuropeptide that stimulates eating and regulates wakefulness, also fosters animals' drug seeking and craving responses to drugs.

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