How the uterus controls fluid in the first days after conception

Mechanisms of uterine fluid absorption during early pregnancy

NIH-funded research University of Georgia · NIH-11312692

This work looks at how hormones and tiny ion and water channels in the uterus move fluid right after conception to help embryos attach, with relevance for women with endometriosis or undergoing IVF.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Georgia NIH-funded
Lab location1 site (Athens, United States)
Project IDNIH-11312692 on NIH RePORTER

What this research studies

Researchers will use mouse models and laboratory analysis of uterine tissue to follow fluid movement in the uterine lining during the first days after conception. They will measure how sex hormones (estradiol and progesterone) change the activity of sodium and chloride channels (like ENaC and CFTR) and water channels (aquaporins). The team will use gene-expression sequencing and pharmacologic tools such as amiloride to see when and how absorption vs. secretion occurs. Findings will be compared to patterns linked to implantation failure, especially in settings that mimic IVF and endometriosis-related fluid retention.

Who could benefit from this research

Good fit: Women trying to conceive—especially those with endometriosis or undergoing IVF who have visible uterine fluid—would be the most relevant group for related clinical follow-up.

Not a fit: People not seeking pregnancy or those with gynecologic conditions unrelated to early uterine fluid dynamics are unlikely to benefit directly from this research.

Why it matters

Potential benefit: If successful, this work could point to new treatments or timing strategies to improve embryo implantation and IVF success for women who retain uterine fluid.

How similar studies have performed: Animal and lab studies have previously linked ion and water channels to uterine fluid movement, but applying that knowledge to improve human implantation and IVF outcomes remains a developing area.

Where this research is happening

Athens, 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.