Evidence map›Paper›PMID 28481878›Full record

ArticleOncogene2017

The AP-1 transcription factor FOSL1 causes melanocyte reprogramming and transformation.

K Maurus, A Hufnagel, F Geiger, S Graf, C Berking, A Heinemann, A Paschen, S Kneitz, C Stigloher, E Geissinger and 4 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% 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

65 citing papers in PubMed, 1 synthesis or guideline pooled it, 106 citations in OpenAlex.

  1. Pooled it
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  6. Review
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  11. The role of HMGA1 in genome stability: Implications in human cancer.Cellular and molecular life sciences : CMLS · 2026
    Review
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  15. bioRxiv : the preprint server for biology · 2025
    Article
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5 more citing papers are in PubMed but not listed here.

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

14 authors at 6 institutions in 2 countries.

K MaurusDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.
A HufnagelDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.
F GeigerDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.
S GrafDepartment of Dermatology and Allergy, Munich University Hospital (LMU), Munich, Germany.
C BerkingDepartment of Dermatology and Allergy, Munich University Hospital (LMU), Munich, Germany.
A HeinemannDivision of Immunology, Paul-Ehrlich Institute, Langen, Germany.
A PaschenDepartment of Dermatology, University Hospital Essen, University Duisburg-Essen and German Cancer Consortium (DKTK), Partner Site Essen/Düsseldorf, Essen, Germany.
S KneitzDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.
C StigloherDepartment of Cell and Developmental Biology, Division of Electron Microscopy, University of Würzburg, Würzburg Germany.
E GeissingerInstitute of Pathology, University of Würzburg, Würzburg, Germany.
C OttoExperimental Surgery, Department of General, Visceral, Vascular, and Pediatric Surgery, University Hospital of Würzburg, Würzburg Germany.
A BosserhoffInstitute of Biochemistry, Emil-Fischer-Centrum, Friedrich Alexander University Erlangen-Nürnberg, Erlangen-Nürnberg, Germany.
M SchartlDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.ORCID 0000-0001-9882-5948
S MeierjohannDepartment of Physiological Chemistry, University of Würzburg, Würzburg, Germany.
University of Würzburg · DELMU Klinikum · DEDüsseldorf University Hospital · DEFriedrich-Alexander-Universität Erlangen-Nürnberg · DEPaul Ehrlich Institut · DEUniversitätsklinikum Würzburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The MAPK pathway is activated in the majority of melanomas and is the target of therapeutic approaches. Under normal conditions, it initiates the so-called immediate early response, which encompasses the transient transcription of several genes belonging to the AP-1 transcription factor family. Under pathological conditions, such as continuous MAPK pathway overactivation due to oncogenic alterations occurring in melanoma, these genes are constitutively expressed. The consequences of a permanent expression of these genes are largely unknown. Here, we show that FOSL1 is the main immediate early AP-1 member induced by melanoma oncogenes. We first examined its role in established melanoma cells. We found that FOSL1 is involved in melanoma cell migration as well as cell proliferation and anoikis-independent growth, which is mediated by the gene product of its target gene HMGA1, encoding a multipotent chromatin modifier. As FOSL1 expression is increased in patient melanoma samples compared to nevi, we investigated the effect of enhanced FOSL1 expression on melanocytes. Intriguingly, we found that FOSL1 acts oncogenic and transforms melanocytes, enabling subcutaneous tumor growth in vivo. During the process of transformation, FOSL1 reprogrammed the melanocytes and downregulated MITF in a HMGA1-dependent manner. At the same time, AXL was upregulated, leading to a shift in the MITF/AXL balance. Furthermore, FOSL1 re-enforced pro-tumorigenic transcription factors MYC, E2F3 and AP-1. Together, this led to the enhancement of several growth-promoting processes, such as ribosome biogenesis, cellular detachment and pyrimidine metabolism. Overall, we demonstrate that FOSL1 is a novel reprogramming factor for melanocytes with potent tumor transformation potential.

Indexed as

Gene Expression Regulation, NeoplasticCell MovementCell ProliferationCells, CulturedCell Transformation, NeoplasticFos-Related Antigen 1Gene Expression ProfilingHigh-Throughput Nucleotide SequencingHMGA1a ProteinHumansMelanocytesMelanomaMicrophthalmia-Associated Transcription FactorNevusProto-Oncogene Proteins c-fosSignal TransductionFos-Related Antigen 1HMGA1a ProteinMicrophthalmia-Associated Transcription FactorMITF protein, humanProto-Oncogene Proteins c-fosTranscription Factor AP-1

Identifiers

PMID28481878
OpenAlexW2613740742

What OpenQuestion holds

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Read underepoch 390

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.