How rectal Chlamydia infections affect women's immunity and urogenital infections

The influence of rectal Chlamydia trachomatis infections on immunity and incident urogenital infections in women without an indication forrectal screening

NIH-funded research Indiana University Indianapolis · NIH-10883623

This study is looking at how rectal chlamydia infections might affect women's immune systems and their chances of getting other infections, specifically focusing on women who are at high risk for chlamydia but haven't had anal sex, to see if these infections could help protect them or if they might cause more problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionIndiana University Indianapolis NIH-funded
Lab location1 site (Indianapolis, United States)
Project IDNIH-10883623 on NIH RePORTER

What this research studies

This research investigates the impact of rectal Chlamydia trachomatis infections on women's immune responses and the occurrence of urogenital infections. It focuses on women who are at high risk for chlamydia but have not engaged in anal sex, aiming to understand whether rectal infections can provide immunity against urogenital infections or if they pose a risk of cross-contamination. Over a year, participants will provide monthly swabs and quarterly blood samples to monitor infections and immune responses, while also reporting their sexual behaviors and symptoms. The findings could help determine the need for rectal screening and the feasibility of developing a mucosal vaccine for chlamydia.

Who could benefit from this research

Good fit: Ideal candidates for this research are women under 25 or those at high risk for chlamydia who have never engaged in anal sex.

Not a fit: Patients who have a history of anal sex or those not at risk for chlamydia may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved screening practices and potential vaccine development for chlamydia, enhancing women's health outcomes.

How similar studies have performed: While the approach of investigating rectal infections in women is relatively novel, animal studies have suggested potential benefits, indicating a need for further exploration in human subjects.

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.