Understanding how mutations in a virus affect its behavior in animal models

Determining the Functional Significance of Mutations Observed in Envelope Protein Following Serial In Vivo Passaging of Human-Simian Immunodeficiency Virus

['FUNDING_R03'] · TEXAS BIOMEDICAL RESEARCH INSTITUTE · NIH-10897301

This study is looking at how changes in a specific virus protein affect how well the Human-Simian Immunodeficiency Virus (HSIV) can infect and grow in pigtail macaques, which helps researchers learn more about HIV and could lead to better treatments and vaccines for people living with HIV/AIDS.

Quick facts

Phase['FUNDING_R03']
Study typeNih_funding
SexAll
SponsorTEXAS BIOMEDICAL RESEARCH INSTITUTE (nih funded)
Locations1 site (SAN ANTONIO, UNITED STATES)
Trial IDNIH-10897301 on ClinicalTrials.gov

What this research studies

This research investigates how mutations in the envelope protein of the Human-Simian Immunodeficiency Virus (HSIV) influence its ability to infect and replicate in animal models, specifically pigtail macaques. By performing serial in vivo passaging, the study aims to enhance the virus's infectivity and replicative capacity, which could provide insights into HIV pathogenesis and the development of effective vaccines. The research utilizes advanced animal models to mimic human HIV infection more closely, potentially leading to better understanding and treatment strategies for AIDS. Patients may benefit indirectly from this research as it could lead to breakthroughs in HIV treatment and prevention.

Who could benefit from this research

Good fit: Ideal candidates for benefiting from this research include individuals living with HIV/AIDS or those at high risk of infection who may benefit from advancements in treatment and prevention strategies.

Not a fit: Patients who are not infected with HIV or those who do not have a risk of exposure to the virus may not receive direct benefits from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved understanding of HIV infection and the development of more effective vaccines and treatments for AIDS.

How similar studies have performed: Previous research using similar animal models has shown promise in understanding HIV pathogenesis and developing effective treatments, indicating that this approach has potential for success.

Where this research is happening

SAN ANTONIO, 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.

View on NIH RePORTER →

Conditions: Acquired Immune Deficiency Syndrome, Acquired Immune Deficiency Syndrome Virus, Acquired Immunodeficiency Syndrome, Acquired Immunodeficiency Syndrome Virus

Last reviewed 2026-05-15 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.