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  • 7 weeks ago
Investigators at The Ohio State University Comprehensive Cancer Center have discovered a possible vulnerability in glioblastoma, one of the most lethal and treatment-resistant forms of brain cancer. In preclinical studies, inhibiting a protein known as SET completely halted tumor formation, while targeting associated proteins significantly increased the susceptibility of cancer cells to radiation. This method operates by reactivating an enzyme called PP2A, which glioblastoma cells typically downregulate to evade treatment. Instead of replacing current therapies, the researchers propose this strategy aims to enhance the efficacy of radiation and chemotherapy. Clinical trials on humans will be essential to validate the safety and effectiveness of this approach in patients.
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00:00Scientists say they may have found a crack in one of the deadliest cancers there is.
00:05Researchers at Ohio State's Comprehensive Cancer Center have identified a possible weak spot in
00:10glioblastoma, an aggressive brain cancer notorious for surviving both radiation and chemotherapy.
00:16In preclinical experiments, blocking a protein called SET completely prevented tumors from
00:21forming. Targeting related proteins alongside it made the cancer cells far more vulnerable
00:26to radiation treatment. The strategy works by restoring the activity of an enzyme called
00:31PP2A, which glioblastoma cells normally shut down in order to survive and resist treatment.
00:37Researchers are quick to point out this isn't meant to replace existing therapies,
00:42but rather to make radiation and chemotherapy work harder against the tumor. It's still early.
00:48Human trials are needed before doctors know whether the approach is safe and effective for patients.
00:53But for a cancer that's seen few real treatment advances in decades, scientists say this discovery
00:59offers a genuinely new direction. Disclosure. This video contains stock footage and content
01:04created or enhanced using AI-assisted tools.

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