How integrin beta4 and kindlin-2 affect lung blood vessel leakiness in ARDS

Functional Involvement of IntegrinB4/ITGB4 and Kindlin/FERMT2 in Focal Adhesion Dynamic Remodeling in ARDS

NIH-funded research University of Florida · NIH-11193839

Researchers are looking at whether two proteins that help lung blood vessel cells stick together — integrin beta4 and kindlin-2 — influence dangerous fluid leakage in people with ARDS.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionUniversity of Florida NIH-funded
Lab location1 site (Gainesville, United States)
Project IDNIH-11193839 on NIH RePORTER

What this research studies

From a patient perspective, the team is studying how two adhesion proteins control the seal between lung blood vessel cells during severe lung failure. They examine how mechanical stress from ventilation and inflammation change these proteins and the cell skeleton using lab models of endothelial cells, advanced imaging, and molecular tests. The project also explores protein modifications and genetic variants that might change how these proteins work, and may include analysis of human samples. Together this work aims to reveal ways to help blood vessels close gaps and reduce fluid leaking into the lungs.

Who could benefit from this research

Good fit: Ideal candidates would include adults with acute respiratory distress syndrome or recovering ARDS patients willing to provide blood or lung fluid samples for research.

Not a fit: People without ARDS or with lung problems driven by causes unrelated to blood vessel leak are unlikely to see direct benefits from this project.

Why it matters

Potential benefit: If successful, this work could point to new treatments that strengthen the lung blood vessel barrier and reduce life-threatening fluid buildup in ARDS.

How similar studies have performed: Basic research has previously linked integrins and kindlin proteins to cell adhesion and mechanosensing, but applying these findings specifically to ARDS and ventilator-related injury is a newer direction.

Where this research is happening

Gainesville, 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 Acute Respiratory Distress Syndrome
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.