Evidence map›Paper›PMID 34829791›Full record

ArticleBiomedicines2021

Curcumin and Radiotherapy Exert Synergistic Anti-Glioma Effect In Vitro.

Vasiliki Zoi, Vasiliki Galani, Evrysthenis Vartholomatos, Natalia Zacharopoulou, Eftichia Tsoumeleka, Georgios Gkizas, Georgios Bozios, Pericles Tsekeris, Ieremias Chousidis, Ioannis Leonardos and 3 more

Open access · goldAbstract read
In one paragraph

Article in Biomedicines, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.2field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

32 citing papers in PubMed, 41 citations in OpenAlex.

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  10. The Small Molecules of Plant Origin with Anti-Glioma Activity.International journal of molecular sciences · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors at 1 institution in 1 country.

Vasiliki ZoiNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.
Vasiliki GalaniDepartment of Anatomy Histology-Embryology, School of Medicine, University of Ioannina, 45110 Ioannina, Greece.
Evrysthenis VartholomatosNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.
Natalia ZacharopoulouNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.
Eftichia TsoumelekaNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.ORCID 0000-0001-5208-104X
Georgios GkizasNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.ORCID 0000-0002-5499-2207
Georgios BoziosDepartment of Medical Physics, University of Ioannina, 45110 Ioannina, Greece.
Pericles TsekerisDepartment of Radiation Oncology, University of Ioannina, 45110 Ioannina, Greece.
Ieremias ChousidisZoology Laboratory, Department of Biological Application and Technology, University of Ioannina, 45110 Ioannina, Greece.
Ioannis LeonardosZoology Laboratory, Department of Biological Application and Technology, University of Ioannina, 45110 Ioannina, Greece.
Andreas G TzakosDepartment of Chemistry, Section of Organic Chemistry and Biochemistry, University of Ioannina, 45110 Ioannina, Greece.ORCID 0000-0001-6391-0288
Athanasios P KyritsisNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.ORCID 0000-0003-0370-1024
George A AlexiouNeurosurgical Institute, University of Ioannina, 45500 Ioannina, Greece.
University of Ioannina · GR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Curcumin, a bioactive polyphenol, is known to have anticancer properties. In this study, the effectiveness of curcumin pretreatment as a strategy for radio-sensitizing glioblastoma cell lines was explored. For this, U87 and T98 cells were treated with curcumin, exposed to 2 Gy or 4 Gy of irradiation, and the combined effect was compared to the antiproliferative effect of each agent when given individually. Cell viability and proliferation were evaluated with the trypan blue exclusion assay and the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay. The synergistic effects of the combination treatment were analyzed with CompuSyn software. To examine how the co-treatment affected different phases of cell-cycle progression, a cell-cycle analysis via flow cytometry was performed. Treatment with curcumin and radiation significantly reduced cell viability in both U87 and T98 cell lines. The combination treatment arrested both cell lines at the G2/M phase to a higher extent than radiation or curcumin treatment alone. The synergistic effect of curcumin when combined with temozolomide resulted in increased tumor cell death. Our results demonstrate for the first time that low doses of curcumin and irradiation exhibit a strong synergistic anti-proliferative effect on glioblastoma cells in vitro. Therefore, this combination may represent an innovative and promising strategy for the treatment of glioblastoma, and further studies are needed to fully understand the molecular mechanism underlying this effect.

Indexed as

curcuminglioblastoma cellsradiation

Identifiers

PMID34829791
PMCPMC8615260
OpenAlexW3211331846

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.