Understanding Platelet Stress in Pulmonary Hypertension

Platelet Metabolic Stress Induces Thrombo-Inflammation to Drive Endothelial Dysfunction in PH

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11172429

This work explores how stress in blood platelets might contribute to blood vessel damage in people with pulmonary hypertension.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11172429 on NIH RePORTER

What this research studies

Pulmonary hypertension causes high blood pressure in the lungs, leading to heart failure, and we want to understand what causes the blood vessels to change. We believe that stressed blood platelets, which are tiny cells in your blood, might play a key role in damaging the lining of these blood vessels. Our team is looking into how a specific protein in platelets, called MFN1, might trigger inflammation and further harm the blood vessels in the lungs. By understanding these processes, we hope to find new ways to protect the blood vessels and improve outcomes for patients.

Who could benefit from this research

Good fit: This foundational research focuses on understanding disease mechanisms, and while it does not directly recruit patients, future clinical studies stemming from this work would likely involve individuals diagnosed with pulmonary arterial hypertension (PAH).

Not a fit: Patients without pulmonary arterial hypertension would not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments that target platelet function to prevent or reduce blood vessel damage in pulmonary hypertension.

How similar studies have performed: Previous studies have shown that reducing platelets can lessen disease progression in animal models of pulmonary hypertension, suggesting this approach has promise.

Where this research is happening

Pittsburgh, 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.