How the ABAT enzyme helps medulloblastoma spread in children

The Role of GABA Transaminase ABAT in Pediatric Brain Tumor Medulloblastoma Development and Spread

NIH-funded research University of Southern California · NIH-11310192

This project looks at whether the enzyme ABAT helps medulloblastoma tumors in children survive and spread through the brain and spinal fluid.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Southern California NIH-funded
Lab location1 site (Los Angeles, UNITED STATES)
Project IDNIH-11310192 on NIH RePORTER

What this research studies

From a patient's point of view, researchers will compare tumor cells found in the cerebellum and in the cerebrospinal fluid to see which cells are likely to seed dangerous spread. They will measure ABAT levels and related metabolic and epigenetic changes in those cells using lab sequencing techniques and chromatin assays. Scientists will use cell models and animal experiments to test how changing ABAT activity alters tumor behavior and the ability to survive in the spinal fluid. The team aims to link these lab findings back to human tumor and fluid samples to guide future treatments.

Who could benefit from this research

Good fit: Children (typically ages 0–11) diagnosed with medulloblastoma whose families are willing to provide tumor tissue or cerebrospinal fluid samples during surgery or treatment would be the most relevant participants.

Not a fit: People without medulloblastoma, adults with different brain tumors, or children who cannot provide tissue/CSF samples would not be expected to benefit directly from this research.

Why it matters

Potential benefit: If successful, this work could point to new ways to stop or slow leptomeningeal spread of medulloblastoma and improve survival for affected children.

How similar studies have performed: Early preclinical work linking tumor metabolism and epigenetic changes to cancer spread shows promise, but targeting ABAT specifically is a novel approach that has only initial supporting data.

Where this research is happening

Los Angeles, 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.