Investigating how certain brain structures affect thinking problems caused by methamphetamine use

Role of Perineuronal Nets in Methamphetamine-Induced Hypofrontality and Cognitive Deficits

['FUNDING_R21'] · MEDICAL UNIVERSITY OF SOUTH CAROLINA · NIH-10849749

This study is looking at how a substance called methamphetamine affects certain brain structures that help with thinking and memory, using rats to understand how these changes might relate to cognitive problems in people who struggle with substance use and depression.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorMEDICAL UNIVERSITY OF SOUTH CAROLINA (nih funded)
Locations1 site (CHARLESTON, UNITED STATES)
Trial IDNIH-10849749 on ClinicalTrials.gov

What this research studies

This research explores the role of perineuronal nets (PNNs) in the brain, particularly how they relate to cognitive deficits and reduced frontal cortex activity (hypofrontality) associated with methamphetamine use. By using a rat model, the study examines how chronic methamphetamine administration affects the formation of PNNs and their impact on brain function and cognition. The goal is to uncover the mechanisms behind these changes, which could lead to better understanding and treatment of cognitive issues in individuals with substance use disorders and depression.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with a history of methamphetamine use who are experiencing cognitive deficits or related mental health issues.

Not a fit: Patients who do not have a history of methamphetamine use or those without cognitive deficits may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapeutic strategies for improving cognitive function in patients with substance use disorders and related mental health conditions.

How similar studies have performed: While the specific focus on PNNs in the context of methamphetamine-induced hypofrontality is relatively novel, there is existing research indicating that understanding brain plasticity can lead to advancements in treating cognitive deficits.

Where this research is happening

CHARLESTON, 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.

View on NIH RePORTER →

Conditions: Disorder, Disease

Last reviewed 2026-05-15 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.