How stress affects anxiety and opioid cravings in the brain

Locus coeruleus-norepinephrine regulation of stress-induced anxiety and opioid reinstatement

NIH-funded research University of South Carolina at Columbia · NIH-10874435

This study looks at how stress affects certain parts of the brain related to anxiety and opioid use by observing male and female rats, with the hope of finding new ways to help people dealing with these issues.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionUniversity of South Carolina at Columbia NIH-funded
Lab location1 site (Columbia, United States)
Project IDNIH-10874435 on NIH RePORTER

What this research studies

This research investigates how exposure to stress impacts brain regions involved in anxiety and opioid use disorder by studying animal models, specifically male and female rats. The focus is on understanding the neuroimmune signaling in the locus coeruleus, a brain area that regulates norepinephrine, which is linked to anxiety and drug-seeking behaviors. By examining how stress alters microglial activation and norepinephrine output, the research aims to uncover the neural mechanisms that contribute to these conditions. This could lead to better understanding and treatment options for individuals suffering from anxiety and opioid use disorder.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals experiencing anxiety or opioid use disorder, particularly those who have been exposed to significant psychosocial stress.

Not a fit: Patients who do not experience anxiety or opioid use disorder, or those who have not been exposed to psychosocial stress, may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for treating anxiety and opioid use disorder by targeting specific brain mechanisms affected by stress.

How similar studies have performed: Other research has shown promising results in understanding the role of stress in anxiety and substance use disorders, making this approach both relevant and potentially impactful.

Where this research is happening

Columbia, 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 2026-06-13 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.