Understanding how a protein affects muscle relaxation during pregnancy

Post-translational Modification of Cx43 Regulates Myometrial Quiescence

NIH-funded research University of Nevada Reno · NIH-10784717

This study is looking at how a protein called connexin 43 helps relax the muscles in the uterus during pregnancy, especially when the uterus stretches and gets more blood flow, with the goal of finding new ways to prevent preterm labor for those who might be at higher risk.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Nevada Reno NIH-funded
Lab location1 site (Reno, United States)
Project IDNIH-10784717 on NIH RePORTER

What this research studies

This research investigates the role of a protein called connexin 43 (Cx43) in regulating the relaxation of the uterine muscles during pregnancy. The study focuses on how mechanical stretching and increased blood flow to the uterus can lead to the production of nitric oxide, which modifies Cx43 and helps maintain muscle quiescence. By exploring these mechanisms, the research aims to identify new therapeutic targets for preventing preterm labor, particularly in populations that are disproportionately affected. The approach includes examining human pregnancy tissues to better understand the biological processes involved.

Who could benefit from this research

Good fit: Ideal candidates for this research are pregnant women, especially those at risk of preterm labor or those who have experienced it in previous pregnancies.

Not a fit: Patients who are not pregnant or those who have no history of preterm labor may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to the development of effective therapies to prevent preterm labor, improving outcomes for both mothers and infants.

How similar studies have performed: Previous research has shown promise in targeting similar biological mechanisms for managing preterm labor, but this specific approach is novel.

Where this research is happening

Reno, 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.