How the TMX1 protein helps prevent dangerous blood clots

The Transmembrane Protein Disulfide Isomerase TMX1 Negatively Regulates Thrombosis

NIH-funded research Temple Univ of the Commonwealth · NIH-11248752

This research looks at whether the TMX1 protein keeps platelets and blood vessels from forming harmful clots to help people at risk of thrombosis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionTemple Univ of the Commonwealth NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11248752 on NIH RePORTER

What this research studies

This work focuses on a protein called TMX1 that sits on platelets and cells lining blood vessels and appears to slow down clot formation. Scientists will compare TMX1 to related proteins that promote clotting and use laboratory experiments with platelets, vessel cells, and model systems to see how TMX1 changes blood clot behavior. The team aims to understand the exact chemical steps TMX1 uses to limit platelet activation and fibrin formation. The findings could point toward new ways to prevent clots with less bleeding risk than current treatments.

Who could benefit from this research

Good fit: People with a history of arterial or venous thrombosis, or those at high risk for blood clots, would be the most likely candidates to benefit from future trials based on this work.

Not a fit: People without clotting problems or whose conditions are unrelated to platelet-driven thrombosis may not see direct benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies or drug targets that reduce dangerous blood clots while lowering bleeding side effects.

How similar studies have performed: Other studies of the protein disulfide isomerase (PDI) family have shown those proteins can promote clotting, but TMX1 appears novel because it acts in the opposite, anti-clotting direction and is less well studied.

Where this research is happening

Philadelphia, 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.