How human antibodies fight Lassa and related arenaviruses

Genetic, structural and functional profiling of the human antibody response to arenavirus infection

NIH-funded research Scripps Research Institute, the · NIH-11160525

Researchers are mapping how human antibodies recognize and block Lassa and other arenaviruses to help people at risk of these infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionScripps Research Institute, the NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-11160525 on NIH RePORTER

What this research studies

If you or your community are affected by Lassa fever, this project looks at real human antibodies to learn what makes them protective. Scientists collect antibody samples and use high-throughput genetic, functional, and structural tests to see which antibodies work across different arenaviruses. The team compares antibody genes, measures their ability to neutralize virus, and determines detailed 3D structures to find common targets. Those findings are meant to guide new vaccines and antibody medicines that could protect people in affected regions.

Who could benefit from this research

Good fit: Ideal participants would be people from areas where Lassa or other arenaviruses circulate, including survivors or exposed individuals willing to provide blood samples at partner clinics.

Not a fit: People without exposure to arenaviruses or those needing immediate medical care for acute illness would be unlikely to gain direct benefit from participating.

Why it matters

Potential benefit: If successful, this work could point to vaccines or antibody treatments that prevent or treat Lassa fever and related arenavirus infections.

How similar studies have performed: Antibody-mapping approaches have helped produce vaccines and treatments for other viruses, but broadly protective antibodies against arenaviruses are still largely unproven.

Where this research is happening

La Jolla, 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 Arenaviridae InfectionsArenavirus Infections
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.