Evidence map›Paper›PMID 23160472›Full record

ArticleBlood2013

Regulatory T cells are strong promoters of acute ischemic stroke in mice by inducing dysfunction of the cerebral microvasculature.

Christoph Kleinschnitz, Peter Kraft, Angela Dreykluft, Ina Hagedorn, Kerstin Göbel, Michael K Schuhmann, Friederike Langhauser, Xavier Helluy, Tobias Schwarz, Stefan Bittner and 14 more

Open access · bronzeAbstract read
In one paragraph

Article in Blood, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 204 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
204citing papers in PubMed, 4 pooled it
17.2field-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

204 citing papers in PubMed, 4 syntheses or guidelines pooled it, 348 citations in OpenAlex.

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  20. Treg Upregulation by Treadmill Training Accelerates Myelin Repair Post-Ischemia.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2025
    Article

144 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

24 authors at 7 institutions in 2 countries.

Christoph KleinschnitzDepartment of Neurology, University of Würzburg, Würzburg, Germany. christoph.kleinschnitz@uni-wuerzburg.de
Peter Kraft
Angela Dreykluft
Ina Hagedorn
Kerstin Göbel
Michael K Schuhmann
Friederike Langhauser
Xavier Helluy
Tobias Schwarz
Stefan Bittner
Christian T Mayer
Marc Brede
Csanad Varallyay
Mirko Pham
Martin Bendszus
Peter Jakob
Tim Magnus
Sven G Meuth
Yoichiro Iwakura
Alma Zernecke
Tim Sparwasser
Bernhard Nieswandt
Guido Stoll
Heinz Wiendl
University of Würzburg · DEUniversity of Münster · DECenter for Experimental and Clinical Infection Research · DEHeidelberg University · DEDeutsche Forschungsgemeinschaft · DEThe University of Tokyo · JPUniversität Hamburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have recently identified T cells as important mediators of ischemic brain damage, but the contribution of the different T-cell subsets is unclear. Forkhead box P3 (FoxP3)-positive regulatory T cells (Tregs) are generally regarded as prototypic anti-inflammatory cells that maintain immune tolerance and counteract tissue damage in a variety of immune-mediated disorders. In the present study, we examined the role of Tregs after experimental brain ischemia/reperfusion injury. Selective depletion of Tregs in the DEREG mouse model dramatically reduced infarct size and improved neurologic function 24 hours after stroke and this protective effect was preserved at later stages of infarct development. The specificity of this detrimental Treg effect was confirmed by adoptive transfer experiments in wild-type mice and in Rag1(-/-) mice lacking lymphocytes. Mechanistically, Tregs induced microvascular dysfunction in vivo by increased interaction with the ischemic brain endothelium via the LFA-1/ICAM-1 pathway and platelets and these findings were confirmed in vitro. Ablation of Tregs reduced microvascular thrombus formation and improved cerebral reperfusion on stroke, as revealed by ultra-high-field magnetic resonance imaging at 17.6 Tesla. In contrast, established immunoregulatory characteristics of Tregs had no functional relevance. We define herein a novel and unexpected role of Tregs in a primary nonimmunologic disease state.

Indexed as

Adoptive TransferAnimalsBlood PlateletsBrainBrain IschemiaCell CommunicationDisease Models, AnimalEndothelial CellsLymphocyte DepletionMaleMiceMice, KnockoutMicrovesselsStrokeT-Lymphocytes, Regulatory

Identifiers

PMID23160472
PMCPMC3790947
OpenAlexW1968057097

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.