How swapping genome segments affects Oropouche virus severity

The Relationship between reassortment and Oropouche virus pathogenicity

['FUNDING_R03'] · INDIANA UNIVERSITY INDIANAPOLIS · NIH-11269199

This project looks at whether exchanging pieces of the Oropouche virus genome changes how severe infections are, with implications for people at risk in Central and South America.

Quick facts

Phase['FUNDING_R03']
Study typeNih_funding
SexAll
SponsorINDIANA UNIVERSITY INDIANAPOLIS (nih funded)
Locations1 site (INDIANAPOLIS, UNITED STATES)
Trial IDNIH-11269199 on ClinicalTrials.gov

What this research studies

Oropouche virus causes many human infections in Central and South America and can exchange genome segments with related viruses. Researchers will compare virus variants that differ in their glycoprotein segments in lab-grown cells to see how these changes affect cell entry and antibody recognition. They will also test selected variants in mouse models to measure whether those swaps alter how sick the virus makes an animal. The work is laboratory- and animal-based and does not offer patient treatment or enrollment.

Who could benefit from this research

Good fit: This project does not enroll patients and instead focuses on laboratory experiments and mouse models rather than human volunteers.

Not a fit: People seeking immediate treatment for Oropouche infection would not receive direct care or benefit from this project because it is not a clinical treatment study.

Why it matters

Potential benefit: If successful, this work could identify viral changes that make Oropouche more dangerous and help guide better diagnostics, vaccines, or antiviral development.

How similar studies have performed: Reassortment is known to drive major changes in influenza, but its effects in Oropouche and related bunyaviruses are largely untested despite the existence of several observed Oropouche reassortant strains.

Where this research is happening

INDIANAPOLIS, 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 →

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.