Evidence map›Paper›PMID 30466459›Full record

ArticleCell communication and signaling : CCS2018

SOX2 as a novel contributor of oxidative metabolism in melanoma cells.

Elena Andreucci, Silvia Pietrobono, Silvia Peppicelli, Jessica Ruzzolini, Francesca Bianchini, Alessio Biagioni, Barbara Stecca, Lido Calorini

Open access · goldAbstract read
In one paragraph

Article in Cell communication and signaling : CCS, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

28 citing papers in PubMed, 42 citations in OpenAlex.

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  7. Current Advances on Nanomaterials Interfering with Lactate Metabolism for Tumor Therapy.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Review
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  10. Nintedanib-αVβ6 Integrin Ligand Conjugates Reduce TGFInternational journal of molecular sciences · 2023
    Article
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  17. EditingInternational journal of molecular sciences · 2021
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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

8 authors at 2 institutions in 1 country.

Elena AndreucciDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy.
Silvia PietrobonoCore Research Laboratory, Institute for Cancer Research and Prevention (ISPRO), Florence, Italy.
Silvia PeppicelliDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy.
Jessica RuzzoliniDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy.
Francesca BianchiniDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy.
Alessio BiagioniDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy.
Barbara SteccaCore Research Laboratory, Institute for Cancer Research and Prevention (ISPRO), Florence, Italy.
Lido CaloriniDepartment of Clinical and Experimental Biomedical Sciences "Mario Serio", Section of Experimental Pathology and Oncology, University of Florence, Viale G.B. Morgagni, 50, 50134, Florence, Italy. lido.calorini@unifi.it.ORCID 0000-0002-5508-4200
University of Florence · ITPiedmont Reference Center for Epidemiology and Cancer Prevention · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDeregulated metabolism is a hallmark of cancer and recent evidence underlines that targeting tumor energetics may improve therapy response and patient outcome. Despite the general attitude of cancer cells to exploit the glycolytic pathway even in the presence of oxygen (aerobic glycolysis or "Warburg effect"), tumor metabolism is extremely plastic, and such ability to switch from glycolysis to oxidative phosphorylation (OxPhos) allows cancer cells to survive under hostile microenvironments. Recently, OxPhos has been related with malignant progression, chemo-resistance and metastasis. OxPhos is induced under extracellular acidosis, a well-known characteristic of most solid tumors, included melanoma.

methodsTo evaluate whether SOX2 modulation is correlated with metabolic changes under standard or acidic conditions, SOX2 was silenced and overexpressed in several melanoma cell lines. To demonstrate that SOX2 directly represses HIF1A expression we used chromatin immunoprecipitation (ChIP) and luciferase assay.

resultsIn A375-M6 melanoma cells, extracellular acidosis increases SOX2 expression, that sustains the oxidative cancer metabolism exploited under acidic conditions. By studying non-acidic SSM2c and 501-Mel melanoma cells (high- and very low-SOX2 expressing cells, respectively), we confirmed the metabolic role of SOX2, attributing SOX2-driven OxPhos reprogramming to HIF1α pathway disruption.

conclusionsSOX2 contributes to the acquisition of an aggressive oxidative tumor phenotype, endowed with enhanced drug resistance and metastatic ability.

Indexed as

Cell Line, TumorExtracellular SpaceGene Expression Regulation, NeoplasticHumansHypoxia-Inducible Factor 1, alpha SubunitMelanomaOxidation-ReductionOxidative PhosphorylationPhenotypeSOXB1 Transcription FactorsHIF1A protein, humanHypoxia-Inducible Factor 1, alpha SubunitSOX2 protein, humanSOXB1 Transcription FactorsHIF1αMelanomaOxidative metabolismSOX2Tumor extracellular acidosis

Identifiers

PMID30466459
PMCPMC6249961
OpenAlexW2901690948

What OpenQuestion holds

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Registered trials

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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.