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Medications That Normalize Brain Glutamate Reduce Drug-Seeking in Rats

October 2010
Reports on two studies that demonstrate the promise of treating addiction with medications that alleviate drug-induced alterations in signaling by the neurotransmitter glutamate.

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Lower Levels of Dopamine-Regulating Receptors Among Novelty Seekers

October 2010
Describes research results reporting that people who favor novelty have lower-than-average availability of a receptor that inhibits dopamine's release from neurons, which likely stimulates the activity of reward circuits.

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High, Persistent Rates of Risky Sexual Behaviors in Delinquent Youth

October 2010
Reports study findings that show young people who have gotten into trouble with the criminal justice system report high rates of sexual behaviors that increase risk of HIV and other sexually transmitted infections.

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French Government Honors Dr. Volkow

October 2010
Announces the 2009 International Prize, awarded by the French Institute of Health and Medical Research, to NIDA Director Dr. Nora D. Volkow.

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Four Scientists Receive Avant-Garde Awards

October 2010
Recognizes four scientists for the 2009 Avant-Garde Award for HIV research, an award intended to stimulate groundbreaking research for the prevention and treatment of HIV/AIDS in drug abusers.

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Dr. Kathleen T. Brady Recognized

October 2010
Recognizes the 2010 Distinguished University Professor awardee, Dr. Kathleen T. Brady, who studies co-occurring substance abuse and mental health disorders and their treatment.

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Dr. Geoffrey Schoenbaum Receives the Waletzky Memorial Award

October 2010
Announces the recipient of a 2009 award for innovation in research on drug addiction and alcoholism and with a focus on the changes that occur in the brain after exposure to drugs.

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Crack Cocaine Promotes Progression of HIV Infection to AIDS

October 2010
Reports on two studies showing a high prevalence of HIV infection and more rapid progression to disability and death among drug abusers.

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Brain Opioid Receptor Levels Predict Time to Cocaine Relapse

October 2010
Describes study findings revealing that cocaine abusers who maintain high levels of a certain receptor in their brain during early abstinence relapse sooner than abusers whose levels drop.

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Brain Adaptation May Dampen Effects of Cocaine

October 2010
Reports evidence that a cocaine-induced change in the structure of brain cells represents an adaptive response that may limit the drug’s impact.

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