Evidence map›Paper›PMID 28827680›Full record

ArticleScientific reports2017

Chemotherapy with cisplatin: insights into intracellular pH and metabolic landscape of cancer cells in vitro and in vivo.

Marina V Shirmanova, Irina N Druzhkova, Maria M Lukina, Varvara V Dudenkova, Nadezhda I Ignatova, Ludmila B Snopova, Vladislav I Shcheslavskiy, Vsevolod V Belousov, Elena V Zagaynova

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
5.0field-weighted citation impact, top 4% 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

51 citing papers in PubMed, 105 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

9 authors at 3 institutions in 2 countries.

Marina V ShirmanovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia. shirmanovam@mail.ru.
Irina N DruzhkovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Maria M LukinaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Varvara V DudenkovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Nadezhda I IgnatovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Ludmila B SnopovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Vladislav I ShcheslavskiyBecker & Hickl GmbH, Nahmitzer Damm 30, 12277, Berlin, Germany.
Vsevolod V BelousovMolecular technologies laboratory, Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry RAS, 16/10 Miklukho-Maklaya St., 117997, Moscow, Russia.
Elena V ZagaynovaInstitute of Biomedical Technologies, Nizhny Novgorod State Medical Academy, 10/1 Minin and Pozharsky Sq., 603005, Nizhny Novgorod, Russia.
Privolzhsky Research Medical University · RUBecker Technologies (Germany) · DEInstitute of Bioorganic Chemistry · RU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although cisplatin plays a central role in cancer chemotherapy, the mechanisms of cell response to this drug have been unexplored. The present study demonstrates the relationships between the intracellular pH (pHi), cell bioenergetics and the response of cervical cancer to cisplatin. pHi was measured using genetically encoded sensor SypHer2 and metabolic state was accessed by fluorescence intensities and lifetimes of endogenous cofactors NAD(P)H and FAD. Our data support the notion that cisplatin induces acidification of the cytoplasm early after the treatment. We revealed in vitro that a capacity of cells to recover and maintain alkaline pHi after the initial acidification is the crucial factor in mediating the cellular decision to survive and proliferate at a vastly reduced rate or to undergo cell death. Additionally, we showed for the first time that pHi acidification occurs after prolonged therapy in vitro and in vivo, and this, likely, favors metabolic reorganization of cells. A metabolic shift from glycolysis towards oxidative metabolism accompanied the cisplatin-induced inhibition of cancer cell growth in vitro and in vivo. Overall, these findings contribute to an understanding of the mechanisms underlying the responsiveness of an individual cell and tumor to therapy and are valuable for developing new therapeutic strategies.

Indexed as

Hydrogen-Ion ConcentrationAntineoplastic AgentsBiomarkersCell Line, TumorCell ProliferationCell SurvivalCisplatinEnergy MetabolismHeLa CellsHumansImmunohistochemistryIntracellular SpaceMolecular ImagingAntineoplastic AgentsBiomarkersCisplatin

Identifiers

PMID28827680
PMCPMC5566551
OpenAlexW2745896531

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.