Using blood tests to analyze DNA changes in brain tumors for better diagnosis

Establishing the clinical utility of cell-free tumor DNA methylation profiling as a reliable liquid biopsy approach in brain tumors

NIH-funded research University Health Network · NIH-11052509

This study is looking at a new, simple way to check for brain tumors by analyzing DNA from your blood, so you won't need risky surgeries to get an accurate diagnosis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity Health Network NIH-funded
Lab location1 site (Toronto, Canada)
Project IDNIH-11052509 on NIH RePORTER

What this research studies

This research investigates a non-invasive method to diagnose brain tumors by analyzing cell-free tumor DNA methylation patterns found in blood samples. Currently, accurate diagnosis requires invasive brain surgery, which poses risks and causes anxiety for patients. By focusing on DNA methylation alterations rather than mutations, the study aims to improve the reliability of brain tumor diagnosis and monitoring without the need for repeated surgical procedures. This approach could lead to better treatment decisions and improved patient outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with suspected brain tumors who require accurate diagnosis and monitoring.

Not a fit: Patients with non-CNS tumors or those who do not have a suspected brain tumor may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a safer and more accurate method for diagnosing brain tumors, reducing the need for invasive surgeries.

How similar studies have performed: Previous research has shown promise in using liquid biopsies for other cancers, but this specific approach focusing on brain tumors is relatively novel.

Where this research is happening

Toronto, Canada

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.