Understanding how vaginal polyamines affect immunity and cervical changes in preterm birth

Polyamine modification of host immune responses and oxidative balance in the cervicovaginal space: potential mechanisms governing cervical remodeling in preterm birth

NIH-funded research University of Pennsylvania · NIH-11144289

This project explores how natural substances in the vagina, called polyamines, might protect against early labor in pregnant individuals with certain vaginal bacteria.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11144289 on NIH RePORTER

What this research studies

We know that certain vaginal bacteria and immune responses are linked to preterm birth, but we don't fully understand why. This project looks at how the cervix changes too early, which is a key step towards preterm birth. Our team is focusing on natural substances in the vagina called polyamines, like spermine and spermidine, which seem to play a role in immunity and protecting cells. We believe these polyamines help keep the immune system balanced and reduce stress in the vagina, which could strengthen the cervical barrier and prevent early labor.

Who could benefit from this research

Good fit: This research is relevant for pregnant individuals, especially those with a history of preterm birth or concerns about their vaginal microbiome.

Not a fit: Patients not currently pregnant or those without risk factors for preterm birth would not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new ways to identify pregnant individuals at risk for preterm birth and develop new treatments to prevent it.

How similar studies have performed: Our group has already found a link between vaginal polyamines and preterm birth risk, suggesting this approach builds on promising initial findings.

Where this research is happening

Philadelphia, 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.