How adolescent cannabis use affects brain function and addiction risk

Persistent Impacts of Adolescent THC on Microglial Function and Opioid Addiction Risk

NIH-funded research University of California-Irvine · NIH-11075526

This study looks at how using cannabis during teenage years might affect brain health and increase the chances of becoming addicted to opioids, using rats to understand these changes better and find ways to help prevent addiction.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of California-Irvine NIH-funded
Lab location1 site (Irvine, United States)
Project IDNIH-11075526 on NIH RePORTER

What this research studies

This research investigates the long-term effects of adolescent cannabis use on brain function and the risk of developing opioid addiction. Using a rat model, the study examines how exposure to THC during adolescence alters brain immune cells called microglia and impacts behaviors related to opioid seeking. By employing advanced techniques such as RNA sequencing and experimental interventions, the research aims to uncover the mechanisms behind these changes and identify potential strategies for preventing opioid addiction. The findings could provide valuable insights into the risks associated with adolescent cannabis use.

Who could benefit from this research

Good fit: Ideal candidates for this research are adolescents and young adults who have a history of cannabis use.

Not a fit: Patients who have not used cannabis during adolescence or who are not at risk for opioid addiction may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new interventions that help prevent opioid addiction in individuals who used cannabis during adolescence.

How similar studies have performed: Previous research has shown that adolescent substance use can lead to significant changes in brain function and increased addiction risk, supporting the relevance of this investigation.

Where this research is happening

Irvine, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.