Investigating how calcium release affects heart rhythm and function

Role of SR-mitochondria interplay in calcium-dependent arrhythmias

NIH-funded research University of Florida · NIH-11009008

This study is looking at how problems with calcium release in heart cells can cause irregular heartbeats, especially for people with a condition called CPVT, and it hopes to find new ways to help manage these heart rhythm issues by understanding the role of mitochondria in keeping calcium levels balanced.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Florida NIH-funded
Lab location1 site (Gainesville, United States)
Project IDNIH-11009008 on NIH RePORTER

What this research studies

This research explores the relationship between calcium release from the sarcoplasmic reticulum and heart rhythm disturbances, particularly in conditions like catecholaminergic polymorphic ventricular tachycardia (CPVT). It aims to understand how defects in the ryanodine receptor complex can lead to abnormal calcium release, contributing to arrhythmias and heart failure. The study will examine the role of mitochondria in managing calcium levels and their potential protective effects against heart rhythm issues. By analyzing these mechanisms, the research seeks to uncover new insights into cardiac diseases and potential therapeutic targets.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals diagnosed with arrhythmias, particularly those with catecholaminergic polymorphic ventricular tachycardia or related cardiac conditions.

Not a fit: Patients with non-cardiac related conditions or those without arrhythmias may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for patients with arrhythmias and heart failure, potentially reducing the risk of life-threatening heart conditions.

How similar studies have performed: Previous research has shown promising results in understanding calcium dynamics in cardiac function, indicating that this approach could yield valuable insights.

Where this research is happening

Gainesville, 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 2026-06-15 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.