Tiny bubbles from cells may help cancer resist drugs
Original title: Extracellular vesicle-mediated drug resistance in cancer.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This looks across many earlier studies rather than running a new one.
This sums up where the science is heading. It is not a new treatment you can get.
The short version
Cancer cells may pass drug resistance to each other through tiny bubbles.
What was studied. This is a review of past research, not a new test in people. The authors looked at tiny bubbles called extracellular vesicles in several cancers, including 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, a brain tumor.
What they found. These bubbles can carry cargo that helps cancer cells survive drugs. The cargo includes pumps that push drugs out of cells, plus proteins and genetic material that help cells repair damage and stay alive. Other cells around the tumor can send out these bubbles too.
What this means, and what it doesn't
What it could mean: This may help explain why some cancer drugs stop working over time. Scientists hope to use these bubbles one day as a test or as a target for new drugs.
What it doesn't mean: This is a summary of earlier lab work, not a new treatment. It is not a cure, and it is far from everyday care. Nothing here changes what your doctor can offer you today. The authors say there are still open questions and real limits.
Source: PubMed, September 16, 2026 · Read the original
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