Evidence map›Paper›PMID 26715289›Full record

ArticleJournal of bioenergetics and biomembranes2016

Effect of 3-bromopyruvate acid on the redox equilibrium in non-invasive MCF-7 and invasive MDA-MB-231 breast cancer cells.

Ewa Kwiatkowska, Martyna Wojtala, Agnieszka Gajewska, Mirosław Soszyński, Grzegorz Bartosz, Izabela Sadowska-Bartosz

Abstract read
PubMed Publisher
In one paragraph

Article in Journal of bioenergetics and biomembranes, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
2.4field-weighted citation impact, top 9% 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

25 citing papers in PubMed, 49 citations in OpenAlex.

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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

6 authors at 2 institutions in 1 country.

Ewa KwiatkowskaDepartment of Molecular Biophysics, Faculty of Biology and Environmental Protection, University of Lodz, Banacha 12/16, 90-237, Lodz, Poland.
Martyna WojtalaDepartment of Molecular Biophysics, Faculty of Biology and Environmental Protection, University of Lodz, Banacha 12/16, 90-237, Lodz, Poland.
Agnieszka GajewskaDepartment of Molecular Biophysics, Faculty of Biology and Environmental Protection, University of Lodz, Banacha 12/16, 90-237, Lodz, Poland.
Mirosław SoszyńskiDepartment of Molecular Biophysics, Faculty of Biology and Environmental Protection, University of Lodz, Banacha 12/16, 90-237, Lodz, Poland.
Grzegorz BartoszDepartment of Biochemistry and Cell Biology, Faculty of Biology and Agriculture, University of Rzeszów, Zelwerowicza 4, 35-601, Rzeszów, Poland.
Izabela Sadowska-BartoszDepartment of Biochemistry and Cell Biology, Faculty of Biology and Agriculture, University of Rzeszów, Zelwerowicza 4, 35-601, Rzeszów, Poland. isadowska@poczta.fm.
University of Łódź · PLRzeszów University · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Novel approaches to cancer chemotherapy employ metabolic differences between normal and tumor cells, including the high dependence of cancer cells on glycolysis ("Warburg effect"). 3-Bromopyruvate (3-BP), inhibitor of glycolysis, belongs to anticancer drugs basing on this principle. 3-BP was tested for its capacity to kill human non-invasive MCF-7 and invasive MDA-MB-231 breast cancer cells. We found that 3-BP was more toxic for MDA-MB-231 cells than for MCF-7 cells. In both cell lines, a statistically significant decrease of ATP and glutathione was observed in a time- and 3-BP concentration-dependent manner. Transient increases in the level of reactive oxygen species and reactive oxygen species was observed, more pronounced in MCF-7 cells, followed by a decreasing tendency. Activities of glutathione peroxidase, glutathione reductase (GR) and glutathione S-transferase (GST) decreased in 3-BP treated MDA-MB-231 cells. For MCF-7 cells decreases of GR and GST activities were noted only at the highest concentration of 3-BP.These results point to induction of oxidative stress by 3-BP via depletion of antioxidants and inactivation of antioxidant enzymes, more pronounced in MDA-MB-231 cells, more sensitive to 3-BP.

Indexed as

Breast NeoplasmsDose-Response Relationship, DrugFemaleGlutathione ReductaseGlutathione TransferaseHumansMCF-7 CellsNeoplasm InvasivenessNeoplasm ProteinsOxidation-ReductionPyruvatesReactive Oxygen SpeciesbromopyruvateGlutathione ReductaseGlutathione TransferaseNeoplasm ProteinsPyruvatesReactive Oxygen Species3-bromopyruvateBreast tumorFree radicalsMCF-7 cellsMDA-MB-231 cellsOxidative stress

Identifiers

PMID26715289
OpenAlexW2205385475

What OpenQuestion holds

Textmetadata
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.