Evidence map›Paper›PMID 20484136›Full record

ArticleDiabetes2010

Deficiency in B7-H1 (PD-L1)/PD-1 coinhibition triggers pancreatic beta-cell destruction by insulin-specific, murine CD8 T-cells.

Tarvo Rajasalu, Helen Brosi, Cornelia Schuster, Andreas Spyrantis, Bernhard Otto Boehm, Lieping Chen, Jörg Reimann, Reinhold Schirmbeck

Open access · hybridAbstract read
In one paragraph

Article in Diabetes, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.5field-weighted citation impact, top 16% 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

23 citing papers in PubMed, 37 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

8 authors at 2 institutions in 3 countries.

Tarvo RajasaluDepartment of Internal Medicine I, University Hospital of Ulm, Ulm,Germany.
Helen Brosi
Cornelia Schuster
Andreas Spyrantis
Bernhard Otto Boehm
Lieping Chen
Jörg Reimann
Reinhold Schirmbeck
University Hospital Ulm · DEJohns Hopkins University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveRIP-B7.1 mice expressing the costimulator molecule B7.1 (CD80) on pancreatic beta-cells are a well established model to characterize preproinsulin-specific CD8 T-cell responses and experimental autoimmune diabetes (EAD). Different immunization strategies could prime preproinsulin-specific CD8 T-cells in wild-type C57BL/6 (B6) mice, but did not induce diabetes. We tested whether altering the B7-H1 (PD-L1) coinhibition on pancreatic beta-cells can reveal a diabetogenic potential of preproinsulin-specific CD8 T-cells. RESEARCH DESIGN AND

methodsDNA-based immunization and adoptive T-cell transfers were used to characterize the induction of preproinsulin-specific CD8 T-cell responses and EAD in RIP-B7.1, B6, B7-H1(-/-), PD-1(-/-) or bone marrow chimeric mice.

resultsPreproinsulin-specific CD8 T-cells primed in B6 mice revealed their diabetogenic potential after adoptive transfer into congenic RIP-B7.1 hosts. Furthermore, preproinsulin-specific CD8 T-cells primed in anti-B7-H1 antibody-treated B6 mice, or primed in B7-H1(-/-) or PD-1(-/-) mice induced EAD. Immunization of bone marrow chimeric mice showed that deficiency of either B7-H.1 in pancreatic beta-cells or of PD-1 in autoreactive CD8 T-cells induced EAD.

conclusionsAn imbalance between costimulator (B7.1) and coinhibitor (B7-H1) signals on pancreatic beta-cells can trigger pancreatic beta-cell-destruction by preproinsulin-specific CD8 T-cells. Hence, regulation of the susceptibility of the beta-cells for a preproinsulin-specific CD8 T-cell attack can allow or suppress EAD.

Indexed as

AnimalsB7-1 AntigenB7-H1 AntigenCD8-Positive T-LymphocytesDiabetes Mellitus, Type 1HumansInsulinInsulin-Secreting CellsInterferon-gammaMembrane GlycoproteinsMiceMice, Inbred C57BLMice, KnockoutPeptidesProtein PrecursorsB7-1 AntigenB7-H1 AntigenCd274 protein, mouseInsulinInterferon-gammaMembrane GlycoproteinsPeptidespreproinsulinProtein Precursors

Identifiers

PMID20484136
PMCPMC2911076
OpenAlexW2117113964

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.