Investigating how masculinizing hormone therapy affects HIV-1 risk in transgender men

The effects of masculinizing gender-affirming hormone therapy for transgender men on susceptibility to HIV-1 infection modelled ex vivo in cervical mucosal tissue

NIH-funded research University of Alabama at Birmingham · NIH-10865047

This study is looking at how testosterone therapy affects transgender men and whether it changes their risk of getting HIV, helping us learn more about their sexual health and safety.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Alabama at Birmingham NIH-funded
Lab location1 site (Birmingham, United States)
Project IDNIH-10865047 on NIH RePORTER

What this research studies

This research explores the effects of masculinizing hormone therapy on transgender men, particularly focusing on how it may influence their susceptibility to HIV-1 infection. The study examines changes in cervical mucosal tissue and the vaginal microbiome in response to testosterone therapy, which is commonly used by transgender men to develop masculine characteristics. By analyzing these changes, the research aims to fill critical knowledge gaps regarding the unique risks of HIV-1 among this population. Participants may contribute to understanding how hormone therapy impacts sexual health and HIV transmission risk.

Who could benefit from this research

Good fit: Ideal candidates for this research are transgender men who have been receiving masculinizing hormone therapy for at least one year.

Not a fit: Patients who are not transgender men or those who have not undergone masculinizing hormone therapy may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved health strategies and interventions to reduce HIV-1 transmission risk among transgender men.

How similar studies have performed: While there is limited research specifically on this topic, studies on hormone therapy and its effects on immune response have shown promising results, indicating potential for significant findings in this area.

Where this research is happening

Birmingham, 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.