Evidence map›Paper›PMID 16247450›Full record

ArticleOncogene2006

Cell context reveals a dual role for Maf in oncogenesis.

C Pouponnot, K Sii-Felice, I Hmitou, N Rocques, L Lecoin, S Druillennec, M-P Felder-Schmittbuhl, A Eychène

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
0.9field-weighted citation impact, top 29% 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

31 citing papers in PubMed, 64 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

8 authors at 2 institutions in 1 country.

C PouponnotInstitut Curie, CNRS UMR 146, Centre Universitaire, Laboratoire 110, Orsay Cedex, France. Celio.Pouponnot@curie.u-psud.fr
K Sii-Felice
I Hmitou
N Rocques
L Lecoin
S Druillennec
M-P Felder-Schmittbuhl
A Eychène
Centre National de la Recherche Scientifique · FRInstitut Curie · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Maf b-Zip transcription factors are involved in both terminal differentiation and oncogenesis. To investigate this apparent contradiction, we used two different primary cell types and performed an extensive analysis of transformation parameters induced by Maf proteins. We show that MafA and c-Maf are potent oncogenes in chicken embryo fibroblasts, while MafB appears weaker. We also provide the first evidence that MafA can confer growth factor independence and promote cell division at low density. Moreover, using MafA as a model, we identified several parameters that are critical for Maf transforming activities. Indeed, MafA ability to induce anchorage-independent cell growth was sensitive to culture conditions. In addition, the transforming activity of MafA was dependent on its phosphorylation state, since mutation on Ser65 impaired its ability to induce growth at low density and anchorage-independent growth. We next examined transforming activity of large Maf proteins in embryonic neuroretina cells, where they are known to induce differentiation. Unlike v-Jun, MafA, MafB and c-Maf did not show oncogenic activity in these cells. Moreover, they counteracted transformation induced by constitutive activation of the Ras/Raf/MEK pathway. Taken together, our results show that Maf proteins could display antagonistic functions in oncogenesis depending on the cellular context, and support a dual role for Maf as both oncogenes and tumor suppressor-like proteins.

Indexed as

AnimalsCell Culture TechniquesCell DivisionCell ProliferationCell Transformation, NeoplasticChick EmbryoFibroblastsGenes, Tumor SuppressorHumansMaf Transcription Factors, LargeOncogenesPhosphorylationPlasmidsProto-Oncogene Proteins c-mafRetinaReverse Transcriptase Polymerase Chain ReactionMAFA protein, humanMAF protein, humanMaf Transcription Factors, LargeProto-Oncogene Proteins c-maf

Identifiers

PMID16247450
OpenAlexW1982985869

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.