Ultrasound-guided CAR T therapy for pediatric brain tumors

Focused Ultrasound and CAR T Cells for Pediatric Brain Malignancies

NIH-funded research University of Virginia · NIH-11300222

This project pairs focused ultrasound with CAR T immune cells to help them reach and kill medulloblastoma tumors in children and young adults.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Virginia NIH-funded
Lab location1 site (Charlottesville, United States)
Project IDNIH-11300222 on NIH RePORTER

What this research studies

You would receive CAR T cells engineered to target tumor proteins while focused ultrasound is used briefly to open the blood–brain barrier at the tumor site. The ultrasound is noninvasive and aims to let more immune cells into the tumor without doing brain surgery. The team plans to target tumor markers such as B7‑H3 and monitor whether the combined approach increases immune cell infiltration and tumor response. The hope is to control tumors better while causing fewer long-term cognitive and systemic side effects than current treatments.

Who could benefit from this research

Good fit: Children and young adults with medulloblastoma—especially those with recurrent or treatment-resistant disease and tumors that express target antigens like B7‑H3—would be the main candidates.

Not a fit: Patients whose tumors do not express the chosen target antigen, who cannot tolerate cellular therapy, or who are ineligible for focused ultrasound would likely not benefit from this approach.

Why it matters

Potential benefit: If successful, this could enable safer, more effective immune-based treatments for medulloblastoma with reduced risk of cognitive damage from standard therapies.

How similar studies have performed: CAR T therapies have shown major success in some blood cancers and focused ultrasound has early promising results for opening the blood–brain barrier, but combining them for brain tumors is a novel and still largely unproven approach.

Where this research is happening

Charlottesville, 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.