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NIDA Notes keeps you up to date on research advances in the causes, consequences, prevention, and treatment of drug abuse and addiction and HIV/AIDS.

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Interim Methadone Raises Odds of Enrolling in Comprehensive Treatment (April 2007)

Reports on a study to investigate the use of methadone maintenance for heroin addicts wait-listed for a treatment program to encourage their likelihood to enroll in the program.

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Scientists Pinpoint Brain's Sweet Tooth (April 2007)

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.

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NIDA Investigator Receives 2006 Waletzky Memorial Award (April 2007)

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.

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Latest Information on MDMA/Ecstasy, Steroids, and HIV/AIDS Is Available on NIDA's Web Site (April 2007)

Announces updates to research reports on MDMA/ecstasy and steroids and a new report on HIV/AIDS that provide the latest available information on drugs and drug-related topics.

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Abstinent Patients Continue to Show Benefits of Treatment (April 2007)

Reports on data that reviewing the benefits of addiction treatment among abstinent men as compared with those who continued to abuse cocaine.

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Antipsychotic Drug Prevents Morphine Tolerance in Mice (April 2007)

Summarizes animal studies indicating that an antipsychotic drug, trifluoperazine, prevents morphine tolerance in mice.

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Depot Naltrexone Appears Safe and Effective for Heroin Addiction (April 2007)

Presents results of a pilot study to investigate the safety and efficacy of a new long-lasting injectable formulation of naltrexone to treat of heroin addiction in an outpatient setting.

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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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Incentives Reduce Stimulant Abuse During Methadone Maintenance (April 2007)

Summarizes a study on the use of incentives to encourage abstinence among methadone maintenance patients in outpatient programs.

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Serotonin System May Have Potential as a Target for Cocaine Medications (April 2007)

Describes investigations to advance the development of potential drug abuse relapse prevention agents by targeting specific receptors of the neurochemical serotonin.

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