Repairing the kidney using AQP2-marked progenitor cells

The Regenerative Potential of Aqp2+ Progenitor Cells

NIH-funded research Albany Medical College · NIH-11330209

Researchers are testing whether AQP2-marked kidney progenitor cells can regrow and repair damaged kidney tubule cells in adults.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionAlbany Medical College NIH-funded
Lab location1 site (Albany, United States)
Project IDNIH-11330209 on NIH RePORTER

What this research studies

This project looks for and studies a specific subset of kidney cells (AQP2-positive cells) that act like progenitors and can make multiple cell types in the kidney tubules. The team will show these cells can self-renew, form colonies, and replace lost cell types during normal maintenance and after injury using laboratory models and tissue analyses. They will track molecular markers (including V-ATPase subunits and Notch pathway components) to see how these cells contribute to repair. The work aims to link what is seen in lab models to human kidney tissue to inform future therapies.

Who could benefit from this research

Good fit: Ideal candidates would be adults with tubular kidney injury or chronic kidney disease who can provide biopsy or surgical tissue for research or who may later qualify for trials based on these findings.

Not a fit: Patients whose kidney problems are primarily glomerular disease or systemic conditions unrelated to tubular cell loss may not directly benefit from these findings.

Why it matters

Potential benefit: If successful, this work could lead to regenerative approaches that restore damaged kidney tubules and reduce dependence on dialysis or transplantation.

How similar studies have performed: Prior animal and cell-based studies have shown kidney cells can regenerate and some markers are promising, but translating AQP2+ progenitor findings into human therapies remains largely unproven.

Where this research is happening

Albany, 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.