How aging and brain injury affect cognitive decline through immune signaling

Influence of thalamic IL-33 signaling in aging-associated exacerbation of cognitive impairment after brain injury via microglial dysfunction and tau pathology

NIH-funded research University of Alabama at Birmingham · NIH-10525027

This study is looking at how getting older affects memory and thinking skills after a brain injury, especially by examining a special molecule in the brain and how it interacts with immune cells; the goal is to find ways to help older adults recover better from such injuries.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Alabama at Birmingham NIH-funded
Lab location1 site (Birmingham, United States)
Project IDNIH-10525027 on NIH RePORTER

What this research studies

This research investigates how aging influences cognitive impairment following brain injuries, particularly focusing on the role of a signaling molecule called IL-33 in the thalamus. By studying mice, the researchers aim to understand how microglial cells, which are immune cells in the brain, respond to brain injuries and how this response may lead to cognitive deficits. The study will explore the relationship between aging, microglial activation, and the accumulation of tau proteins, which are associated with Alzheimer's disease. The ultimate goal is to identify potential therapeutic targets that could mitigate cognitive decline in older adults after brain injuries.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults who have suffered a traumatic brain injury and are experiencing cognitive impairment.

Not a fit: Patients who are younger and have not experienced any brain injuries may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that help prevent or reduce cognitive decline in older adults who have experienced brain injuries.

How similar studies have performed: Previous research has shown promising results in understanding the role of microglial activation in cognitive decline, suggesting that this approach may yield valuable insights.

Where this research is happening

Birmingham, 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.
Conditions Alzheimer's DiseaseAlzheimer diseaseAlzheimer syndromeAlzheimer's disease dementiaAlzheimers disease
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.