Why chronic kidney disease causes anemia

Cellular and Molecular Mechanisms of Renal Anemia

NIH-funded research Veterans Health Administration · NIH-11264833

Researchers are figuring out how damaged kidneys lead to low red blood cell counts in adults with chronic kidney disease to help develop safer treatments.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionVeterans Health Administration NIH-funded
Lab location1 site (Nashville, United States)
Project IDNIH-11264833 on NIH RePORTER

What this research studies

This project looks at the specific kidney cells that make erythropoietin (EPO) and how they fail in chronic kidney disease. Scientists will study oxygen-sensing enzymes (prolyl hydroxylases) and HIF2 signaling that control EPO production, using tissue and blood samples alongside lab models and 3D imaging. The work also examines how iron regulation is disrupted in kidney disease and contributes to anemia. Findings aim to link cellular changes to the blood problems people experience so new treatment ideas can emerge.

Who could benefit from this research

Good fit: Adults (21+) with chronic kidney disease who have anemia or low EPO levels, including veterans served by the VHA, would be the most relevant candidates.

Not a fit: People whose anemia is caused by conditions unrelated to kidney function (for example, primary bone marrow disorders, hemolysis, or isolated dietary iron deficiency) may not benefit from this research.

Why it matters

Potential benefit: If successful, this work could point to therapies that restore natural EPO production or safer alternatives to current EPO drugs.

How similar studies have performed: Drugs targeting the PHD/HIF pathway have already produced successful treatments for renal anemia, but this project focuses on deeper cellular mechanisms that remain incompletely understood.

Where this research is happening

Nashville, 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.