APOL1 kidney disease link: how variants hurt kidney cells and how to help
Official title: Mechanisms of APOL1 variant associated kidney disease
Funded at Ohio State University · NIH-11454419 · Data updated 2026-11-12
A small NIH grant is exploring why specific APOL1 gene variants can damage kidney cells and whether lowering a key enzyme, ACOX1, could protect against this injury.
Quick facts
| Grant type | R03 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Ohio State University NIH-funded |
| Lab location | 1 site (Columbus, UNITED STATES) |
| Project start | July 1, 2026 |
| Project end | June 30, 2028 |
| Funding year | 2026 |
| Award (this year) | $118,125 |
| NIH project number | 1R03DK144350-01A1 |
| Project ID | NIH-11454419 on NIH RePORTER |
Who could benefit from this research
✓Could help
People with APOL1 risk variants who have or are at risk for CKD, especially those with FSGS or related kidney injury.
✕Less likely to help
Patients without APOL1 risk variants or without kidney disease may not directly benefit from this specific mechanism-focused research.
What this research studies
This project looks at how APOL1 G1/G2 variants make podocytes vulnerable in stress like low oxygen and inflammation. It uses a genome-wide siRNA screen to find critical players, and has identified peroxisomal malfunction driven by ACOX1 as a mediator of cell injury. The investigators propose both genetic and drug-based ways to reduce ACOX1 activity to lessen cytotoxicity and protect kidney cells. The work is grounded in kidney biopsy data from patients with APOL1-related disease and aims to translate findings toward potential therapies. The grant focuses on a specific human disease mechanism with potential clinical relevance for preventing progression of CKD in high-risk individuals.
Why it matters
Potential benefit: If successful, this work could lead to new strategies to reduce kidney cell injury in people with APOL1 risk variants.
How similar studies have gone: Earlier studies have connected APOL1 variants to kidney injury and peroxisomal pathways, supporting this mechanistic approach but translation to therapy is still early.
Where this research is happening
-
Ohio State University
Columbus, United States Active
Researchers
- Principal investigator: Madhavan, Sethu Madhavan — Ohio State University
- Study coordinator: Madhavan, Sethu Madhavan
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About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.