Understanding how PDE1 affects heart function and calcium levels

Phosphodiesterase 1 (PDE1) Regulation of Myocardial Calcium and Function

NIH-funded research Loyola University Chicago · NIH-11100812

This study is looking at how a specific protein called PDE1 affects calcium levels and heart function, with the goal of finding new ways to help people with heart failure feel better and have stronger hearts.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionLoyola University Chicago NIH-funded
Lab location1 site (Maywood, United States)
Project IDNIH-11100812 on NIH RePORTER

What this research studies

This research investigates the role of phosphodiesterase 1 (PDE1) in regulating calcium levels and heart function. By examining how PDE1 interacts with G-protein coupled receptors (GPCRs) and affects cAMP signaling in heart cells, the study aims to identify potential therapeutic targets for improving cardiac function in heart failure. The research utilizes animal models to explore the effects of PDE1 inhibition on heart muscle cells, focusing on its ability to enhance contractility and reduce stress on the heart without causing arrhythmias.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with heart failure or related cardiac conditions who may benefit from improved heart function.

Not a fit: Patients with non-cardiac conditions or those who do not have heart failure may not receive any benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that improve heart function and reduce complications in patients with heart failure.

How similar studies have performed: Previous research has shown promising results with PDE inhibitors in improving heart function, suggesting that this approach may be effective.

Where this research is happening

Maywood, 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 2026-06-09 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.