How low-grade brain tumors disrupt the brain's information processing

Cortical information loss in diffuse low-grade glioma infiltrated cortex

NIH-funded research University of California, San Francisco · NIH-11134644

Researchers will learn how slow-growing (low-grade) gliomas change brain circuits and thinking in adults with these tumors.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Francisco NIH-funded
Lab location1 site (San Francisco, United States)
Project IDNIH-11134644 on NIH RePORTER

What this research studies

As a patient, you can expect researchers to study brain tissue and clinical data from adults with diffuse low-grade glioma to see how tumor cells alter neural circuits. They will map where tumor cells infiltrate the cortex, examine connections between tumor cells and neurons, and measure whether inhibitory (GABAergic) and excitatory signals are disrupted. The team will use lab techniques on surgical samples (cellular mapping, electrophysiology, and advanced imaging) alongside clinical cognitive testing to link tissue changes to thinking and behavior. Results are intended to point to ways to modulate neuronal inputs to protect or restore circuit function.

Who could benefit from this research

Good fit: Ideal participants are adults (age 21+) with diffuse low-grade glioma, especially those undergoing surgery or willing to provide tissue samples and take part in cognitive testing.

Not a fit: People without low-grade glioma (for example, those with high-grade tumors, other neurological illnesses, children, or those unable or unwilling to provide tissue or attend study visits) are unlikely to benefit directly.

Why it matters

Potential benefit: If successful, this work could lead to targeted treatments that protect or restore brain circuit function and improve thinking and behavior for people with low-grade glioma.

How similar studies have performed: Recent research has shown tumor–neuron synapses and circuit effects, so this builds on emerging findings but focuses on cortical layers and inhibitory signaling in ways that are novel and not yet proven to change patient outcomes.

Where this research is happening

San Francisco, 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 2026-06-15 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.