How kidney proteins control blood pressure and salt balance

Control of the Renal WNK Signaling Pathway by Phase Transitions

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11125947

This project explores how certain proteins in the kidneys, called WNK kinases, manage salt and water balance, which is important for blood pressure.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11125947 on NIH RePORTER

What this research studies

Our kidneys use special proteins called WNK kinases to help control how much salt and water stays in your body, which directly affects your blood pressure. When these proteins don't work correctly, it can lead to problems like high blood pressure and kidney issues. We are learning how these WNK proteins get activated by changes in cell volume, a process that involves them forming tiny, liquid-like clusters inside cells. Understanding this process could help us find new ways to manage conditions related to kidney function and blood pressure.

Who could benefit from this research

Good fit: Patients with conditions like salt-sensitive hypertension, hyperkalemia, or type IV renal tubular acidosis might eventually benefit from this foundational research.

Not a fit: Patients whose conditions are unrelated to kidney WNK kinase function or salt and water balance may not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to a deeper understanding of kidney function and blood pressure regulation, potentially opening doors for new treatments for hypertension and kidney diseases.

How similar studies have performed: Our team has recently reported initial findings on how WNK proteins activate within cell clusters, building on existing knowledge of the WNK signaling pathway.

Where this research is happening

Pittsburgh, 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.