Evidence map›Paper›PMID 24474776›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2014

TLR8 on dendritic cells and TLR9 on B cells restrain TLR7-mediated spontaneous autoimmunity in C57BL/6 mice.

Benoit Desnues, Amanda Beatriz Macedo, Annie Roussel-Queval, Johnny Bonnardel, Sandrine Henri, Olivier Demaria, Lena Alexopoulou

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 73 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
73citing papers in PubMed, 1 pooled it
6.7field-weighted citation impact, top 2% 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

73 citing papers in PubMed, 1 synthesis or guideline pooled it, 125 citations in OpenAlex.

  1. Pooled it
  2. TLR8 gain-of-function syndrome.Journal of human immunity · 2026
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13 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

7 authors at 3 institutions in 1 country.

Benoit DesnuesCentre d'Immunologie de Marseille-Luminy, Aix-Marseille University UM 2, 13288 Marseille, France.
Amanda Beatriz Macedo
Annie Roussel-Queval
Johnny Bonnardel
Sandrine Henri
Olivier Demaria
Lena Alexopoulou
Centre d’Immunologie de Marseille-Luminy · FRInserm · FRAix-Marseille Université · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Systemic lupus erythematosus (SLE) is a complex autoimmune disease with diverse clinical presentations characterized by the presence of autoantibodies to nuclear components. Toll-like receptor (TLR)7, TLR8, and TLR9 sense microbial or endogenous nucleic acids and are implicated in the development of SLE. In mice TLR7-deficiency ameliorates SLE, but TLR8- or TLR9-deficiency exacerbates the disease because of increased TLR7 response. Thus, both TLR8 and TLR9 control TLR7 function, but whether TLR8 and TLR9 act in parallel or in series in the same or different cell types in controlling TLR7-mediated lupus remains unknown. Here, we reveal that double TLR8/9-deficient (TLR8/9(-/-)) mice on the C57BL/6 background showed increased abnormalities characteristic of SLE, including splenomegaly, autoantibody production, frequencies of marginal zone and B1 B cells, and renal pathology compared with single TLR8(-/-) or TLR9(-/-) mice. On the cellular level, TLR8(-/-) and TLR8/9(-/-) dendritic cells were hyperesponsive to TLR7 ligand R848, but TLR9(-/-) cells responded normally. Moreover, B cells from TLR9(-/-) and TLR8/9(-/-) mice were hyperesponsive to R848, but TLR8(-/-) B cells were not. These results reveal that TLR8 and TLR9 have an additive effect on controlling TLR7 function and TLR7-mediated lupus; however, they act on different cell types. TLR8 controls TLR7 function on dendritic cells, and TLR9 restrains TLR7 response on B cells.

Indexed as

AnimalsAutoimmunityB-LymphocytesDendritic CellsFlow CytometryMembrane GlycoproteinsMiceMice, Inbred C57BLPolymerase Chain ReactionToll-Like Receptor 7Toll-Like Receptor 8Toll-Like Receptor 9Membrane GlycoproteinsTlr7 protein, mouseTLR8 protein, mouseTlr9 protein, mouseToll-Like Receptor 7Toll-Like Receptor 8Toll-Like Receptor 9endosomal TLRsinnate immunityknockout mice

Identifiers

PMID24474776
PMCPMC3910605
OpenAlexW1964133468

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.