Understanding how certain proteins interact with a key heart channel

Investigating the interactions of auxillary subunits with the Nav1.5 channel

NIH-funded research Washington University · NIH-10988220

This study is looking at how certain proteins interact with a key sodium channel in the heart to understand what might cause irregular heartbeats in people with heart failure, with the hope of finding better treatments for these conditions.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-10988220 on NIH RePORTER

What this research studies

This research investigates the interactions between auxiliary subunits and the Nav1.5 sodium channel, which plays a crucial role in heart function. By examining how proteins like FGF12A, FGF12B, and calmodulin affect the channel's behavior, the study aims to uncover mechanisms that may lead to arrhythmias in patients with heart failure. The research employs advanced biophysical techniques to analyze these interactions and their implications for drug efficacy in treating arrhythmias. Patients may benefit from insights that could lead to improved anti-arrhythmic therapies.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with heart failure who are at risk for arrhythmias.

Not a fit: Patients without heart failure or those not experiencing arrhythmias may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to more effective treatments for patients with heart arrhythmias.

How similar studies have performed: Previous research has shown promising results in understanding sodium channel interactions, suggesting potential for breakthroughs in arrhythmia treatment.

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.
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.