Understanding how gut bacteria changes after weight loss surgery can improve heart function.

Identifying Gut Microbiome Mediated Mechanisms for Diastolic Dysfunction Improvement After Bariatric Surgery

NIH-funded research Medical College of Wisconsin · NIH-11103193

This study is looking at how sleeve gastrectomy, a type of weight-loss surgery, can help improve heart function in people with obesity-related heart issues by examining changes in gut bacteria and bile acids after the surgery.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMedical College of Wisconsin NIH-funded
Lab location1 site (Milwaukee, United States)
Project IDNIH-11103193 on NIH RePORTER

What this research studies

This research investigates how bariatric surgery, specifically sleeve gastrectomy, can improve heart function in patients with obesity-related diastolic dysfunction. It focuses on the changes in gut microbiome after surgery and how these changes may lead to the production of specific bile acids that positively affect heart health. The study will involve analyzing stool samples from both humans and animal models to understand the relationship between gut bacteria and heart function. Additionally, it will explore how these bile acids can reduce stress on heart cells, potentially leading to better cardiac outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who are undergoing or have undergone sleeve gastrectomy and have obesity-related diastolic dysfunction.

Not a fit: Patients who do not have obesity-related heart issues or have not undergone bariatric surgery may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for improving heart function in patients with obesity-related heart issues.

How similar studies have performed: Previous research has shown promising results in understanding the gut-heart connection, making this approach both relevant and potentially impactful.

Where this research is happening

Milwaukee, 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.