A new method to prevent blood clots in patients with specific autoimmune antibodies

Introducing NanoProTEN, a novel approach for anticoagulation in patients with prothrombotic autoantibodies

NIH-funded research Saint Louis University · NIH-11063267

This study is testing a new treatment called NanoProTEN that aims to help people with antiphospholipid syndrome reduce their risk of blood clots, especially for those who haven't had success with current medications.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionSaint Louis University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11063267 on NIH RePORTER

What this research studies

This research focuses on developing a novel technology called NanoProTEN, which aims to reduce the risk of blood clots in patients with prothrombotic autoantibodies, particularly those with antiphospholipid syndrome. The approach involves targeting specific domains of coagulation factors to better control blood clot formation compared to existing anticoagulant medications. By using an in vitro selection process, researchers have identified a promising nanobody that could improve treatment outcomes for patients who do not respond well to current therapies. The study will investigate the biochemical properties of this nanobody to ensure its effectiveness and safety.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients diagnosed with antiphospholipid syndrome or those with prothrombotic autoantibodies who have had limited success with existing anticoagulant therapies.

Not a fit: Patients without autoimmune disorders or those who do not have prothrombotic autoantibodies may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a more effective anticoagulation treatment for patients with autoimmune conditions that predispose them to blood clots.

How similar studies have performed: While this approach is innovative, it builds on existing knowledge of coagulation factors, and preliminary studies have shown promise in similar methodologies.

Where this research is happening

Saint Louis, 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 Anti-Phospholipid Antibody SyndromeAnti-phospholipid SyndromeAutoimmune Diseases
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.