A plant compound slowed brain tumor growth in cells and mice
Original title: Targeting GSS-mediated glutathione synthesis: 6-Met induces oxidative stress dependent apoptosis via triggering mitochondrial bioenergetics metabolism crisis and mTOR suppression in glioblastoma.
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 in a dish and in mice.
The short version
This is very early lab work, not a treatment people can get.
What was studied. Researchers tested a compound called 6-Met. It comes from a plant named Macleaya cordata. They used it on glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary cells in dishes, and on mice that had these tumors.
What they found. 6-Met slowed the growth of glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary cells in dishes. It also slowed tumor growth in the mice. It worked by blocking a protein called GSS. That lowered glutathione, a chemical that protects cells from damage. The cells then took on damage and died. When the researchers added glutathione back, 6-Met stopped working.
What this means, and what it doesn't
What it could mean: For now, this changes nothing about care today. It points to a possible weak spot in glioblastoma: The fastest-growing type of glioma (grade 4). Treatment usually starts soon after diagnosis: surgery first, then radiation and chemotherapy. See the glossary cells that drugs might one day target. Any real treatment would first need safety testing in people, and that has not happened.
What it doesn't mean: This does not mean there is a new treatment. The work was done in cells in a dish and in mice, not in people. It is not a cure, and it is not a promise of one. Many compounds that work in mice do not work in people. It is a long way from your doctor's office.
Source: PubMed, August 10, 2026 · Read the original
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