Investigating health changes in men who have sex with men living with or at risk for HIV

Los Angeles CRS for the MACS/WIHS Combined Cohort Study

NIH-funded research University of California Los Angeles · NIH-11138548

This study is looking to learn more about the health and well-being of men who have sex with men, whether they have HIV or not, especially focusing on those from African American and Hispanic communities, so we can improve care and support for everyone in this group.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionUniversity of California Los Angeles NIH-funded
Lab location1 site (Los Angeles, United States)
Project IDNIH-11138548 on NIH RePORTER

What this research studies

This research focuses on understanding the clinical, immunologic, behavioral, and psychosocial changes in men who have sex with men (MSM) who are either infected or uninfected with HIV. The study aims to recruit both previously enrolled participants and new individuals, particularly targeting untreated and recently treated HIV-infected MSM, especially from African American and Hispanic communities. By documenting these changes over time, the research seeks to enhance our understanding of co-morbid conditions and the overall health of this population. Participants will contribute to a larger cohort study that has been ongoing for over 35 years, providing valuable data for future HIV-related health advancements.

Who could benefit from this research

Good fit: Ideal candidates include men who have sex with men, particularly those who are HIV-infected or at risk, especially from African American and Hispanic backgrounds.

Not a fit: Patients who are not men who have sex with men or those who are not affected by HIV may not receive direct benefits from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved healthcare strategies and interventions for MSM living with or at risk for HIV.

How similar studies have performed: Previous studies in similar cohorts have shown success in understanding HIV-related health issues, making this approach both relevant and promising.

Where this research is happening

Los Angeles, 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.
Conditions Acquired Immune Deficiency SyndromeAcquired Immune Deficiency Syndrome VirusAcquired Immunodeficiency SyndromeAcquired Immunodeficiency Syndrome Virus
Last reviewed 2026-06-10 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.