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Ferulic Acid Increases Temozolomide Sensitivity in Glioblastoma Cells, Causing DNA Damage and Inhibiting Cell
Turkish Neurosurgery
|June 2, 2026
Summary
Ferulic acid (FA) shows antitumor effects against glioblastoma, enhancing temozolomide (TMZ) efficacy. This combination therapy significantly inhibits glioblastoma cell growth and DNA damage, suggesting FA as a potential supportive treatment.
Area of Science:
- Oncology
- Pharmacology
- Molecular Biology
Background:
- Glioblastoma multiforme (GBM) is an aggressive brain tumor with limited treatment options.
- Temozolomide (TMZ) is a standard chemotherapeutic agent for GBM.
- Ferulic acid (FA), a natural phenolic compound, exhibits potential antitumor properties.
Purpose of the Study:
- To evaluate the antitumor effects of ferulic acid (FA) on glioblastoma multiforme (GBM) cells.
- To investigate the synergistic effects of FA in combination with temozolomide (TMZ) against GBM.
- To explore the potential of FA as an adjunct therapy for GBM.
Main Methods:
- Human glioblastoma U87-MG cells were treated sequentially with TMZ and FA.
- Cell viability was assessed using MTS assay.
- Clonogenic capacity, DNA damage, and expression of Cyclin D1 and PARP were analyzed.
Main Results:
- Ferulic acid (FA) alone reduced cell viability and increased DNA damage in U87-MG cells.
- FA suppressed Cyclin D1 and PARP expression.
- The combination of FA and TMZ significantly inhibited cell proliferation, colony formation, and increased DNA damage.
Conclusions:
- Ferulic acid (FA) demonstrates antitumor activity against glioblastoma cells.
- FA enhances the efficacy of temozolomide (TMZ) in GBM treatment.
- FA holds promise as a supportive therapeutic agent in GBM management.
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