Tiny brain sensors (neuron cilia) and high blood pressure

Neuronal Cilia in Hypertension

['FUNDING_R01'] · UNIVERSITY OF IOWA · NIH-11247980

This project will see if tiny hair-like sensors on brain cells contribute to high blood pressure, especially in adults whose blood pressure is hard to control.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF IOWA (nih funded)
Locations1 site (IOWA CITY, UNITED STATES)
Trial IDNIH-11247980 on ClinicalTrials.gov

What this research studies

From a patient perspective, researchers are focusing on primary cilia — tiny antennae on neurons — to understand how they affect blood pressure, thirst, and fluid balance. They will use laboratory and animal experiments to remove or alter these cilia in a key brain area (the supraoptic nucleus) and monitor blood pressure, sympathetic nerve activity, and body fluid changes. The team will also examine how angiotensin II signaling through the AT1a receptor interacts with cilia function. Results are intended to reveal biological steps that may underlie resistant hypertension.

Who could benefit from this research

Good fit: Adults with high blood pressure, particularly those whose hypertension remains uncontrolled on current medications, are the group most likely to benefit from this line of research.

Not a fit: People without hypertension or those whose blood pressure is already well controlled are unlikely to receive direct benefit from this laboratory-focused work.

Why it matters

Potential benefit: If successful, this work could reveal new biological targets that lead to treatments for people with resistant or hard-to-control hypertension.

How similar studies have performed: Early animal studies, including findings of altered cilia in hypertensive animals, suggest this approach is promising, but it remains largely untested in human studies.

Where this research is happening

IOWA CITY, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.