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Narrative of Discovery: The Quest for a Medication To Treat Methamphetamine Addiction, Part 4

May 2019
Dr. Linda Dwoskin wins a NIDA grant to continue her team's work to find a medication to treat methamphetamine addiction—but there's a string attached.

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Research Links Adolescent Substance Use to Adult Brain Volumes

April 2019
This research revealed associations between nicotine, alcohol, and marijuana use during two periods of adolescence and smaller gray matter volume in two brain areas at age 25.

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Methadone Maintenance Treatment During Incarceration Has Long-Term Benefits

April 2019
Prisoners who received methadone maintenance treatment (MMT) during incarceration were more likely than prisoners who did not receive MMT to engage in the treatment after being released.

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Interim Buprenorphine Alleviates Psychiatric Symptoms in Waitlisted OUD Patients

March 2019
Interim treatment with buprenorphine significantly improved the psychiatric symptoms of people awaiting comprehensive treatment for opioid use disorder (OUD). Buprenorphine treatment, even without concurrent psychosocial counseling, may help patients with no, or delayed, access to comprehensive OUD treatment.

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Transcription Factor E2F3a Mediates Cocaine’s Effects on Gene Expression and Addiction-Related Behaviors

February 2019
This study demonstrated that cocaine increases expression of the protein E2F3a in the brain’s reward system. The changes in E2F3a levels in the nucleus accumbens are tied to addiction-related behaviors and to altered gene expression.

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A Promising Alternative to Opioid Pain Medications

February 2019
An experimental compound with a dual action at two opioid receptors may provide powerful pain relief without many of opioids' harmful side effects.

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Disruption of Serotonin Contributes to Cocaine’s Effects

February 2019
This research traced the effects of cocaine-induced disruption of serotonin regulation in the ventral pallidum and orbitofrontal cortex. The findings suggest that these effects may contribute to drug-seeking and cocaine-associated cognitive impairments.

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New Studies Clarify Risk Factors for Neonatal Abstinence Syndrome

January 2019
A recent NIDA-sponsored study found higher rates of NAS among males than among females. A second study found that, among infants whose mothers were treated with buprenorphine while pregnant, NAS was more severe among those whose mothers used other substances.

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Integrated Intervention Benefits People Who Inject Drugs and Have HIV

November 2018
In this international trial, participants who received the intervention engaged in HIV treatment, achieved viral suppression at higher rates, and died at half the rate of participants in a control group. En Español

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Cocaine-Induced Increase in an Immune Protein Promotes Addiction Behaviors in Mice

October 2018
Cocaine produces a portion of its rewarding effects by increasing levels of granulocyte-colony stimulating factor (G-CSF) in the brain’s reward center. Treatments that prevent G-CSF signaling in the nucleus accumbens might reduce motivation to use cocaine.

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