Evidence map›Paper›PMID 20980463›Full record

ArticleDiabetes2011

Interleukin-1β produced in response to islet autoantigen presentation differentiates T-helper 17 cells at the expense of regulatory T-cells: Implications for the timing of tolerizing immunotherapy.

Sebastien Bertin-Maghit, Dimeng Pang, Brendan O'Sullivan, Shannon Best, Emily Duggan, Sanjoy Paul, Helen Thomas, Thomas W H Kay, Leonard C Harrison, Raymond Steptoe and 1 more

Open access · hybridAbstract read
In one paragraph

Article in Diabetes, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

18 citing papers in PubMed, 36 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

11 authors at 4 institutions in 1 country.

Sebastien Bertin-MaghitThe University of Queensland Diamantina Institute, Princess Alexandra Hospital, Brisbane, Australia.
Dimeng Pang
Brendan O'Sullivan
Shannon Best
Emily Duggan
Sanjoy Paul
Helen Thomas
Thomas W H Kay
Leonard C Harrison
Raymond Steptoe
Ranjeny Thomas
Princess Alexandra Hospital · AUThe University of Queensland · AUWalter and Eliza Hall Institute of Medical Research · AUSt Vincents Institute of Medical Research · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe effectiveness of tolerizing immunotherapeutic strategies, such as anti-CD40L or dendritic cells (DCs), is greater when administered to young nonobese diabetic (NOD) mice than at peak insulitis. RelB(lo) DCs, generated in the presence of an nuclear factor-κB inhibitor, induce T-regulatory (Treg) cells and suppress inflammation in a model of rheumatoid arthritis. Interleukin (IL)-1β is overexpressed in humans and mice at risk of type 1 diabetes, dysregulates Treg cells, and accelerates diabetes in NOD mice. We investigated the relationship between IL-1β production and the response to RelB(lo) DCs in the prediabetic period. RESEARCH DESIGN AND

methodsWe injected RelB(lo) DCs subcutaneously into 4- or 14-week-old NOD mice and tracked the incidence of diabetes and effect on Treg cell function. We measured the expression of proinflammatory cytokines by stimulated splenocytes and unstimulated islets from mice of different ages and strains and proliferative and cytokine responses of T effectors to Treg in vitro.

resultsTolerizing RelB(lo) DCs significantly inhibited diabetes progression when administered to 4-week-old but not 14-week-old mice. IL-1β production by NOD splenocytes and mRNA expression by islets increased from 6 to 16 weeks of age when major histocompatibility complex (MHC)-restricted islet antigen presentation to autoreactive T-cells occurred. IL-1 reduced the capacity of Treg cells to suppress effector cells and promoted their conversion to Th17 cells. RelB(lo) DCs exacerbated the IL-1-dependent decline in Treg function and promoted Th17 conversion.

conclusionsIL-1β, generated by islet-autoreactive cells in MHC-susceptible mice, accelerates diabetes by differentiating Th17 at the expense of Treg. Tolerizing DC therapies can regulate islet autoantigen priming and prevent diabetes, but progression past the IL-1β/IL-17 checkpoint signals the need for other strategies.

Indexed as

Immune ToleranceAnimalsAutoantigensBlood GlucoseCytokinesDendritic CellsDiabetes MellitusImmunotherapyInflammationInsulinInterleukin-17Interleukin-1betaIslets of LangerhansIslets of Langerhans TransplantationMiceMice, Inbred C57BLAutoantigensBlood GlucoseCytokinesInsulinInterleukin-17Interleukin-1betaRelb protein, mouseTranscription Factor RelB

Identifiers

PMID20980463
PMCPMC3012178
OpenAlexW2124302947

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.