Investigating a new regulator of blood vessel function in heart failure

ARNT: A novel regulator of cardiac vascular endothelial barrier function in heart failure

NIH-funded research University of Chicago · NIH-10544491

This study is looking at how restoring blood flow after a heart attack can sometimes cause more damage to the heart, and it’s exploring a special protein that might help protect the heart during this process, which could lead to better treatments for patients in the future.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Chicago NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-10544491 on NIH RePORTER

What this research studies

This research focuses on understanding how blood flow restoration after a heart attack can lead to additional heart damage, known as ischemia-reperfusion injury. The study examines the role of a specific protein, ARNT, in regulating the permeability of blood vessels in the heart. By using genetically modified mice, researchers aim to uncover the molecular mechanisms that contribute to heart damage and identify potential new treatments to prevent this injury. Patients may benefit from insights gained into how to protect the heart during and after reperfusion.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have experienced a heart attack and are at risk of developing heart failure.

Not a fit: Patients who have not had a heart attack or those with advanced heart failure may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing heart damage after a heart attack.

How similar studies have performed: Other research has shown promise in understanding vascular permeability and its role in heart injury, suggesting that this approach could yield valuable insights.

Where this research is happening

Chicago, 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 2026-06-14 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.