Evidence map›Paper›PMID 20507983›Full record

ArticleThe Journal of biological chemistry2010

Growth factor stimulation induces cell survival by c-Jun. ATF2-dependent activation of Bcl-XL.

Ahmad Salameh, Federico Galvagni, Francesca Anselmi, Caterina De Clemente, Maurizio Orlandini, Salvatore Oliviero

Abstract read
In one paragraph

Article in The Journal of biological chemistry, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–field-weighted citation impact
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

24 citing papers in PubMed.

  1. Article
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  4. Targeting HIV-1 reservoirs in T cell subsets.Frontiers in immunology · 2023
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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.

Ahmad SalamehDipartimento di Biologia Molecolare, Universita' di Siena, 53100 Siena, Italy.
Federico Galvagni
Francesca Anselmi
Caterina De Clemente
Maurizio Orlandini
Salvatore Oliviero

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Growth factor stimulation induces c-Jun-dependent survival of primary endothelial cells. However, the mechanism of c-Jun anti-apoptotic activity has not been identified. We here demonstrate that in response to growth factor treatment, primary human endothelial cells as well as mouse fibroblasts respond with an increased expression of c-Jun that forms a complex with ATF2. This complex activates the expression of the anti-apoptotic protein Bcl-X(L). By site-directed mutagenesis experiments, we identified two AP-1-binding sites located within the proximal promoter of the Bcl-X gene. Site-directed mutagenesis demonstrated that these AP-1 sites are required for the transcriptional activation of the promoter. Chromatin immunoprecipitation experiments show that in response to growth factor treatment, the heterodimer c-Jun.ATF2 binds to these functional AP-1 sites. Silencing of either c-Jun or ATF2 demonstrated that both nuclear factors are required for the activation of the proximal Bcl-X promoter. Taken together, our experiments provide evidence that growth factor-independent signaling pathways converge in the formation of an active c-Jun.AFT2 dimer, which induces the expression of the anti-apoptotic factor Bcl-X(L) that mediates a pro-survival response.

Indexed as

Activating Transcription Factor 2AnimalsApoptosisBase Sequencebcl-X ProteinBinding SitesCell LineCell SurvivalEndothelial CellsFibroblastsGene Expression RegulationGene SilencingHumansIntercellular Signaling Peptides and ProteinsJNK Mitogen-Activated Protein KinasesMiceActivating Transcription Factor 2ATF2 protein, humanbcl-X ProteinIntercellular Signaling Peptides and ProteinsJNK Mitogen-Activated Protein KinasesTranscription Factor AP-1

Identifiers

PMID20507983
PMCPMC2906303

What OpenQuestion holds

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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.