Developing a safe vaccine for Lassa fever

Novel Lassa fever live-attenuated vaccine platform with safety features ensuring unbreachable attenuation

NIH-funded research Scripps Research Institute, the · NIH-10904491

This study is working on a new vaccine for Lassa fever, a serious illness found in West Africa, that aims to protect people with just one dose by using a safe version of the virus to help the body build a strong defense against it.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionScripps Research Institute, the NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-10904491 on NIH RePORTER

What this research studies

This research focuses on creating a live-attenuated vaccine for Lassa fever, a viral disease endemic to West Africa that causes significant illness and death. The approach involves using genetically modified viruses that are stable and fully attenuated, meaning they cannot cause disease but can still stimulate a strong immune response. The vaccine aims to provide complete protection against the virus with just one dose, addressing the urgent need for effective prevention methods in regions where Lassa fever is prevalent.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals living in or traveling to areas where Lassa fever is endemic, particularly in West Africa.

Not a fit: Patients who are not at risk of Lassa fever or those living in regions where the disease is not present may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a safe and effective vaccine that significantly reduces the incidence of Lassa fever in affected populations.

How similar studies have performed: Previous research on live-attenuated vaccines for other viral infections has shown promising results, indicating that this approach could be effective for Lassa fever as well.

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.
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.