A natural plant compound killed brain tumor cells in lab and animal tests
Original title: Juglone induces GSDME-mediated pyroptosis by targeting HSP90α ATPase domain to promote STAT3 degradation in glioblastoma multiforme.
How far along is this research?
- Lab cells
- Animals
- Review
- Tested in people
This was done in animals, not people. Most findings at this stage never become treatments.
This was only done in cells and in animals, not in people.
The short version
A compound found in a plant made glioblastoma: A glioma that is given grade 4. Grade 4 is the highest grade there is. The tumor grows fast. Treatment usually starts soon after it is found. It often means surgery, and then radiation and chemotherapy. See the glossary cells die in early lab tests.
What was studied. Researchers tested juglone, a natural compound from traditional Chinese herbs, on glioblastoma: A glioma that is given grade 4. Grade 4 is the highest grade there is. The tumor grows fast. Treatment usually starts soon after it is found. It often means surgery, and then radiation and chemotherapy. See the glossary cells in the lab and in animals. They also looked at how it works inside the cells.
What they found. Juglone made the tumor cells swell and burst open. This kind of cell death needed a protein called GSDME. When the researchers took GSDME away, the cell death stopped. They also found that juglone sticks to a protein called HSP90, which leads another protein, STAT3, to break down.
What this means, and what it doesn't
What it could mean: Juglone may be worth more study as a possible future drug for glioblastoma: A glioma that is given grade 4. Grade 4 is the highest grade there is. The tumor grows fast. Treatment usually starts soon after it is found. It often means surgery, and then radiation and chemotherapy. See the glossary. The work also points to one way tumor cells can be pushed to die.
What it doesn't mean: This is not a treatment anyone can get. It was done in cells and in animals, not in people. We do not know if it is safe or helpful for patients. It is not a cure, and it is not a promise of one. Any human testing would be years away.
Source: PubMed, October 9, 2026 · Read the original
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