En español

Menu

Publications

Quick Links

NIDA Notes Articles: All

NIDA Notes Category Graphic

Rats Prefer Social Interaction to Heroin or Methamphetamine

August 2019
This study showed that rats will forgo heroin and methamphetamine in favor of spending time with another rat. It also highlights the importance of incorporating voluntary choice between drugs and social rewards in drug addiction research.

NIDA Notes Category Graphic

THC Exposure in Adolescence Disrupts Brain Maturation in Animals

August 2019
Exposing adolescent rats to THC disrupted normal maturation of a key set of neurons in a brain area that corresponds to the human prefrontal cortex. The disruptions produced structural differences that resemble patterns which have been observed in people with addiction and schizophrenia.

NIDA Notes Category Graphic

Drug Use and Its Consequences Increase Among Middle-Aged and Older Adults

July 2019
The spread of marijuana use and the opioid epidemic over the past 10 years have affected middle-aged and older Americans. In addition, prescription opioid and benzodiazepine misuse increased older adults’ risk of suicidal thoughts.

NIDA Notes Category Graphic

Nicotine and Cannabis Have Offsetting Effects on Resting Brain Connectivity

June 2019
These findings add to research showing that nicotine and cannabis have interactive effects on brain structure and function. They also suggest that specialized treatment interventions may be appropriate for people who use both drugs.

NIDA Notes Category Graphic

Cannabis Dependence Is Associated With Changes in Neural Circuitry That May Contribute to Psychopathology

May 2019
People with cannabis dependence have changes in neural circuitry in brain regions related to reward processing, habit formation, and psychopathology. These changes in neural circuitry may provide a useful marker for tracking psychopathology associated with cannabis misuse.

NIDA Notes Category Graphic

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.

NIDA Notes Category Graphic

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.

NIDA Notes Category Graphic

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.

NIDA Notes Category Graphic

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.

NIDA Notes Category Graphic

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.

Pages

NIDA Notes

Tags

Drug Topics

Drugs of Abuse

Population Groups

Related Topics