Evidence map›Paper›PMID 21518801›Full record

ArticleThe Journal of experimental medicine2011

Platelet-derived serotonin links vascular disease and tissue fibrosis.

Clara Dees, Alfiya Akhmetshina, Pawel Zerr, Nicole Reich, Katrin Palumbo, Angelika Horn, Astrid Jüngel, Christian Beyer, Gerhard Krönke, Jochen Zwerina and 7 more

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of experimental medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 105 papers.

0numbers the graph read from it
0cells of the map it votes in
105citing papers in PubMed
17.0field-weighted citation impact, top 1% 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

105 citing papers in PubMed, 264 citations in OpenAlex.

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45 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

17 authors at 3 institutions in 2 countries.

Clara DeesDepartment of Internal Medicine 3, Institute for Clinical Immunology, University of Erlangen-Nuremberg, 91054 Erlangen, Germany.
Alfiya Akhmetshina
Pawel Zerr
Nicole Reich
Katrin Palumbo
Angelika Horn
Astrid Jüngel
Christian Beyer
Gerhard Krönke
Jochen Zwerina
Rudolf Reiter
Natalia Alenina
Luc Maroteaux
Steffen Gay
Georg Schett
Oliver Distler
Jörg H W Distler
Friedrich-Alexander-Universität Erlangen-Nürnberg · DEInstitut du Fer à Moulin · FRMax Delbrück Center · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vascular damage and platelet activation are associated with tissue remodeling in diseases such as systemic sclerosis, but the molecular mechanisms underlying this association have not been identified. In this study, we show that serotonin (5-hydroxytryptamine [5-HT]) stored in platelets strongly induces extracellular matrix synthesis in interstitial fibroblasts via activation of 5-HT(2B) receptors (5-HT(2B)) in a transforming growth factor β (TGF-β)-dependent manner. Dermal fibrosis was reduced in 5-HT(2B)(-/-) mice using both inducible and genetic models of fibrosis. Pharmacologic inactivation of 5-HT(2B) also effectively prevented the onset of experimental fibrosis and ameliorated established fibrosis. Moreover, inhibition of platelet activation prevented fibrosis in different models of skin fibrosis. Consistently, mice deficient for TPH1, the rate-limiting enzyme for 5-HT production outside the central nervous system, showed reduced experimental skin fibrosis. These findings suggest that 5-HT/5-HT(2B) signaling links vascular damage and platelet activation to tissue remodeling and identify 5-HT(2B) as a novel therapeutic target to treat fibrotic diseases.

Indexed as

AnimalsBlood PlateletsDisease Models, AnimalExtracellular MatrixFibroblastsFibrosisHumansMiceMice, KnockoutPlatelet ActivationReceptor, Serotonin, 5-HT2BScleroderma, SystemicSerotoninSignal TransductionTransforming Growth Factor betaReceptor, Serotonin, 5-HT2BSerotoninTransforming Growth Factor beta

Identifiers

PMID21518801
PMCPMC3092343
OpenAlexW2025287936

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.