Immune drugs given before surgery for glioblastoma that came back
Original title: Neoadjuvant PD1 plus CTLA-4 immune checkpoint blockade in surgically resectable recurrent glioblastoma: a randomized surgical window-of-opportunity trial.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was tested in people. That is the most reliable kind of research we share.
Tested in a small trial in people, mostly to look at immune changes.
The short version
Two immune drugs given before surgery pulled more immune cells into the tumor.
What was studied. This trial included people whose glioblastoma: A glioma that is given grade 4, the highest grade. It grows fast. Treatment usually starts soon after it is found. It often means surgery, then radiation and chemotherapy. See the glossary came back and could be removed by surgery. 63 patients were put into three groups by chance. Before surgery, some got two immune drugs, some got one drug, and some got a placebo.
What they found. People who got both drugs before surgery had more immune cells inside the tumor. Survival was 402 days for the groups given both drugs, and 273 days for the group given one drug alone. No unexpected side effects were seen.
What this means, and what it doesn't
What it could mean: These drugs can stir up the immune system inside a glioblastoma: A glioma that is given grade 4, the highest grade. It grows fast. Treatment usually starts soon after it is found. It often means surgery, then radiation and chemotherapy. See the glossary. That gives doctors something real to keep testing. If you want to know about trials like this, ask your care team.
What it doesn't mean: This does not mean a new treatment is ready for you. The main goal was to see immune changes in the tumor, not to prove that people live longer. These drugs are not approved for this tumor, and this is not everyday care. It is not a cure.
Source: PubMed, September 5, 2026 · Read the original
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