Investigating how tight junctions in cells control ion and water movement

Defining single-channel paracellular (tight junction) conductances using nanotechnology

['FUNDING_R21'] · BRIGHAM AND WOMEN'S HOSPITAL · NIH-10771236

This study is looking at how certain proteins help keep the barriers in our body’s cells working properly, which could lead to new ways to treat conditions like colitis by fixing problems with these barriers.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorBRIGHAM AND WOMEN'S HOSPITAL (nih funded)
Locations1 site (BOSTON, UNITED STATES)
Trial IDNIH-10771236 on ClinicalTrials.gov

What this research studies

This research focuses on understanding the role of tight junctions in epithelial and endothelial cells, which are crucial for maintaining barriers in the body. By using advanced nanotechnology, the study aims to explore how specific proteins called claudins form channels that regulate the movement of ions and water between cells. The research will involve both laboratory experiments and potential applications in treating conditions like colitis, where these channels may be dysfunctional. Patients may benefit from insights gained about how to manipulate these channels for therapeutic purposes.

Who could benefit from this research

Good fit: Ideal candidates for participation or benefit from this research include individuals with conditions like colitis or other disorders linked to tight junction dysfunction.

Not a fit: Patients with conditions unrelated to epithelial or endothelial barrier function may not receive any benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for diseases related to dysfunctional tight junctions, such as inflammatory bowel disease.

How similar studies have performed: Previous research has shown promising results in understanding tight junctions and their role in diseases, indicating that this approach has potential for success.

Where this research is happening

BOSTON, 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.