Evidence map›Paper›PMID 25923703›Full record

ArticlePLoS computational biology2015

Three-Dimensional Gradients of Cytokine Signaling between T Cells.

Kevin Thurley, Daniel Gerecht, Elfriede Friedmann, Thomas Höfer

Open access · goldAbstract read
In one paragraph

Article in PLoS computational biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

54 citing papers in PubMed, 88 citations in OpenAlex.

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  13. One CD4+TCR and One CD8+TCR Targeting Autochthonous Neoantigens Are Essential and Sufficient for Tumor Eradication.Clinical cancer research : an official journal of the American Association for Cancer Research · 2024
    Article
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  15. The spread of interferon-γ in melanomas is highly spatially confined, driving nongenetic variability in tumor cells.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
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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

4 authors at 2 institutions in 2 countries.

Kevin ThurleyDivision of Theoretical Systems Biology, German Cancer Research Center, Heidelberg, Germany; Institute for Theoretical Biology, Charité-Universitätsmedizin, Berlin, Germany; Department of Pharmaceutical Chemistry, University of California, San Francisco, San Francisco, California, United States of America.
Daniel GerechtInstitute for Applied Mathematics, University of Heidelberg, Heidelberg, Germany.
Elfriede FriedmannInstitute for Applied Mathematics, University of Heidelberg, Heidelberg, Germany.
Thomas HöferDivision of Theoretical Systems Biology, German Cancer Research Center, Heidelberg, Germany; Bioquant Center, University of Heidelberg, Heidelberg, Germany.
German Cancer Research Center · DEHeidelberg University · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Immune responses are regulated by diffusible mediators, the cytokines, which act at sub-nanomolar concentrations. The spatial range of cytokine communication is a crucial, yet poorly understood, functional property. Both containment of cytokine action in narrow junctions between immune cells (immunological synapses) and global signaling throughout entire lymph nodes have been proposed, but the conditions under which they might occur are not clear. Here we analyze spatially three-dimensional reaction-diffusion models for the dynamics of cytokine signaling at two successive scales: in immunological synapses and in dense multicellular environments. For realistic parameter values, we observe local spatial gradients, with the cytokine concentration around secreting cells decaying sharply across only a few cell diameters. Focusing on the well-characterized T-cell cytokine interleukin-2, we show how cytokine secretion and competitive uptake determine this signaling range. Uptake is shaped locally by the geometry of the immunological synapse. However, even for narrow synapses, which favor intrasynaptic cytokine consumption, escape fluxes into the extrasynaptic space are expected to be substantial (≥20% of secretion). Hence paracrine signaling will generally extend beyond the synapse but can be limited to cellular microenvironments through uptake by target cells or strong competitors, such as regulatory T cells. By contrast, long-range cytokine signaling requires a high density of cytokine producers or weak consumption (e.g., by sparsely distributed target cells). Thus in a physiological setting, cytokine gradients between cells, and not bulk-phase concentrations, are crucial for cell-to-cell communication, emphasizing the need for spatially resolved data on cytokine signaling.

Indexed as

Models, ImmunologicalAnimalsCells, CulturedComputer SimulationDiffusionHumansImmunological SynapsesParacrine CommunicationReceptors, CytokineT-LymphocytesReceptors, Cytokine

Identifiers

PMID25923703
PMCPMC4414419
OpenAlexW2019182972

What OpenQuestion holds

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LicenceCC BY
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.