Blood immune cells and their role in glioblastoma

Myeloid Recruitments and their Role in Brain Tumors

NIH-funded research University of Pennsylvania · NIH-11306611

Learning how two types of blood immune cells, monocytes and neutrophils, enter and change glioblastoma tumors to help people with this aggressive brain cancer.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11306611 on NIH RePORTER

What this research studies

This project looks at how monocytes and neutrophils from the blood get into glioblastoma tumors and turn into tumor-associated macrophages or neutrophils. Researchers use genetically engineered mouse models that carry human glioblastoma driver mutations and compare different tumor subtypes like Proneural, Classical, and Mesenchymal. They block specific immune cell influxes, track how other cell types compensate, and use tissue analysis and molecular assays to map cell behaviors. The work aims to find myeloid cell features that could be targeted to slow tumor growth or improve responses to existing treatments.

Who could benefit from this research

Good fit: People diagnosed with glioblastoma, especially those whose tumors are classified as Proneural, Classical, or Mesenchymal, would be most relevant to these findings.

Not a fit: Because much of the work is preclinical, patients are unlikely to receive immediate direct treatment benefit, and people without glioblastoma would not be affected.

Why it matters

Potential benefit: Could point to new ways to block harmful immune cells or shift them to support therapies, potentially slowing glioblastoma growth or making treatments work better.

How similar studies have performed: Previous efforts to target tumor-associated myeloid cells have had limited or mixed success, so this project builds on newer insights about cell diversity and compensatory recruitment.

Where this research is happening

Philadelphia, 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.