Understanding how diabetes affects erectile function

LRRC8 anion channels, superoxide and RhoA in diabetic erectile dysfunction

['FUNDING_R01'] · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · NIH-11091523

This research explores how certain cell signals contribute to erectile dysfunction in people with diabetes.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF SOUTH CAROLINA AT COLUMBIA (nih funded)
Locations1 site (COLUMBIA, UNITED STATES)
Trial IDNIH-11091523 on ClinicalTrials.gov

What this research studies

Erectile dysfunction (ED) is a common issue for individuals with diabetes, often linked to heart health. This project focuses on how high blood sugar and inflammation in diabetes lead to harmful molecules called reactive oxygen species (ROS) in blood vessels. These ROS can cause the blood vessels in the penis to constrict too much, making it difficult to achieve an erection. We are looking closely at specific cell pathways, involving proteins like LRRC8 and RhoA, that are overactive in diabetes and contribute to this constriction. By understanding these pathways, we hope to find new ways to help improve erectile function.

Who could benefit from this research

Good fit: Patients experiencing erectile dysfunction as a complication of diabetes may ultimately benefit from this foundational research.

Not a fit: Patients whose erectile dysfunction is not related to diabetes or the specific cellular pathways being studied may not directly benefit from this particular research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments that specifically target the underlying causes of erectile dysfunction in diabetic patients.

How similar studies have performed: While the specific interaction between LRRC8, superoxide, and RhoA in diabetic ED is a novel focus, previous research has established links between diabetes, oxidative stress, and vascular dysfunction in ED.

Where this research is happening

COLUMBIA, 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.