Why hepatitis C clears in some people but becomes chronic in others

Animal Model to study heterogeneous outcomes of HCV Infection and Pathogenesis

NIH-funded research Research Inst Nationwide Children's Hosp · NIH-11345584

They are creating mouse and rat models to find how hepatitis C is cleared in some people but persists and leads to chronic liver disease in others.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionResearch Inst Nationwide Children's Hosp NIH-funded
Lab location1 site (Columbus, United States)
Project IDNIH-11345584 on NIH RePORTER

What this research studies

This team uses viruses similar to hepatitis C that naturally infect rats and adapts them to infect laboratory mice so they can mimic both cleared and chronic infections. They isolate virus variants from wild rats and pass them through mice to produce mouse-adapted strains that show delayed clearance or persistent infection. Researchers will compare immune responses, including B cells and CD8 T cells, and viral changes between infections that clear and those that persist. The goal is to pinpoint immune and viral factors that let the virus evade defenses and cause liver damage.

Who could benefit from this research

Good fit: People with current or past hepatitis C infection, or those willing to donate blood or liver samples for research, would be ideal candidates to connect with this work.

Not a fit: People without hepatitis C or those already cured by antiviral therapy are unlikely to receive direct benefits from this animal-model research.

Why it matters

Potential benefit: If successful, this work could reveal why some people clear HCV and point to new vaccines or treatments to prevent chronic hepatitis C.

How similar studies have performed: Earlier experiments with rodent HCV-like viruses have produced mouse-adapted strains that mimic chronic infection, but applying these findings to human HCV remains exploratory.

Where this research is happening

Columbus, 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.