How a heart-specific RNA (HL6) helps move fat droplets inside adult heart cells

Deciphering a Novel LncRNA-mediated Lipid Droplet Transport System in Human Heart

NIH-funded research Indiana University Indianapolis · NIH-11158603

Researchers are looking at how a human heart RNA called HL6 moves fat droplets in adult heart cells to help people with obesity- or diabetes-related heart muscle problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionIndiana University Indianapolis NIH-funded
Lab location1 site (Indianapolis, United States)
Project IDNIH-11158603 on NIH RePORTER

What this research studies

From a patient perspective, the team will use human heart cells grown in the lab and lab-grown 3-D heart tissues to study a human long non-coding RNA named HL6. They will use gene-editing tools such as CRISPR to change HL6 levels and watch how fat-filled lipid droplets are transported inside heart cells. The work will compare normal and stressed conditions that mimic obesity or diabetes to see whether HL6 protects heart cells from fat-related damage. Findings will focus on human-specific mechanisms that could point to new ways to prevent or treat metabolic syndrome–related cardiomyopathy.

Who could benefit from this research

Good fit: Adults with metabolic syndrome, obesity, or diabetes who have signs of cardiomyopathy or who are willing to provide tissue or blood samples for research would be the most relevant candidates.

Not a fit: People with childhood-onset cardiomyopathies, purely genetic cardiomyopathies not linked to metabolic disease, or conditions unrelated to heart lipid metabolism are unlikely to benefit directly from this work.

Why it matters

Potential benefit: If successful, this work could reveal new targets for therapies or tests to reduce fat-related damage in hearts of people with obesity or diabetes.

How similar studies have performed: Previous animal and cell studies have linked some lncRNAs to lipid handling, but the HL6-driven lipid droplet transport pathway in human heart cells is novel and has not been tested before.

Where this research is happening

Indianapolis, 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.