Meningeal lymphatic drainage and behavior in Fragile X syndrome

Lymphatic dysfunction in neurodevelopmental disorders and associated behaviors

NIH-funded research Cleveland Clinic Lerner Com-Cwru · NIH-11248020

The team is testing whether fixing brain lymphatic drainage can improve social and behavioral problems in people with Fragile X syndrome.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCleveland Clinic Lerner Com-Cwru NIH-funded
Lab location1 site (Cleveland, United States)
Project IDNIH-11248020 on NIH RePORTER

What this research studies

From my perspective, researchers are studying how the brain's meningeal lymphatic vessels affect social behavior using a Fragile X (fmr1‑KO) mouse model. They will examine how loss of the fmr1 gene changes lymphatic vessel structure and immune signals like interferon‑gamma in the meninges. The team will test ways to restore drainage and measure effects on neuronal activity and social behaviors in the mice. Findings could guide future treatments aimed at lymphatic or immune pathways in people with Fragile X.

Who could benefit from this research

Good fit: People with Fragile X syndrome and caregivers of individuals with Fragile X are the most likely candidates for future human studies based on this research.

Not a fit: People without Fragile X or whose symptoms are driven by causes unrelated to lymphatic or immune changes are unlikely to benefit from these findings.

Why it matters

Potential benefit: If the findings translate to people, they could point to new treatments that target meningeal lymphatic or immune pathways to improve social and behavioral symptoms in Fragile X.

How similar studies have performed: Previous animal work linking meningeal lymphatic repair to improved brain function shows promise, but applying this approach to Fragile X is novel and has not yet been tested in humans.

Where this research is happening

Cleveland, 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.
Conditions Attention Deficit DisorderAutistic Disorder
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.