How a specific molecule affects heart cell function related to irregular heartbeats

Regulation of cardiac small-conductance calcium-activated potassium channels by PIP2

['FUNDING_FELLOWSHIP'] · UNIVERSITY OF CALIFORNIA AT DAVIS · NIH-10929368

This study is looking at how a molecule called PIP2 affects certain channels in heart cells that help keep your heartbeat steady, with the goal of finding new ways to treat heart rhythm problems like atrial fibrillation.

Quick facts

Phase['FUNDING_FELLOWSHIP']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF CALIFORNIA AT DAVIS (nih funded)
Locations1 site (DAVIS, UNITED STATES)
Trial IDNIH-10929368 on ClinicalTrials.gov

What this research studies

This research investigates the role of a molecule called phosphatidylinositol 4,5-bisphosphate (PIP2) in regulating small-conductance calcium-activated potassium channels (SK channels) in heart cells. These channels are crucial for maintaining normal heart rhythm, and their dysfunction can lead to serious conditions like atrial fibrillation. The study employs advanced techniques such as patch-clamp and super-resolution imaging to explore how PIP2 influences the behavior of these channels in cardiomyocytes. By understanding this relationship, the research aims to identify new therapeutic targets for treating cardiac arrhythmias.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with cardiac arrhythmias, particularly those experiencing atrial fibrillation.

Not a fit: Patients with arrhythmias that are not related to SK channel dysfunction may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for patients suffering from life-threatening heart rhythm disorders.

How similar studies have performed: Previous research has shown promise in targeting ion channels for arrhythmia treatment, suggesting that this approach could be a valuable addition to existing therapies.

Where this research is happening

DAVIS, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.