Evidence map›Paper›PMID 29440397›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2018

Sex bias in MHC I-associated shaping of the adaptive immune system.

Tilman Schneider-Hohendorf, Dennis Görlich, Paula Savola, Tiina Kelkka, Satu Mustjoki, Catharina C Gross, Geoffrey C Owens, Luisa Klotz, Klaus Dornmair, Heinz Wiendl and 1 more

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing 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

40 citing papers in PubMed, 58 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 3 countries.

Tilman Schneider-HohendorfDepartment of Neurology, University of Muenster, 48149 Muenster, Germany.ORCID 0000-0002-3717-5176
Dennis GörlichInstitute of Biostatistics and Clinical Research, University of Muenster, 48149 Muenster, Germany.
Paula SavolaHematology Research Unit Helsinki, Department of Clinical Chemistry and Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, 00029 Helsinki, Finland.
Tiina KelkkaHematology Research Unit Helsinki, Department of Clinical Chemistry and Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, 00029 Helsinki, Finland.
Satu MustjokiHematology Research Unit Helsinki, Department of Clinical Chemistry and Hematology, University of Helsinki and Helsinki University Hospital Comprehensive Cancer Center, 00029 Helsinki, Finland.ORCID 0000-0002-0816-8241
Catharina C GrossDepartment of Neurology, University of Muenster, 48149 Muenster, Germany.
Geoffrey C OwensDepartment of Neurosurgery, David Geffen School of Medicine at the University of California Los Angeles, Los Angeles, CA 90095.
Luisa KlotzDepartment of Neurology, University of Muenster, 48149 Muenster, Germany.
Klaus DornmairInstitute of Clinical Neuroimmunology, University Hospital and Biomedical Center, Ludwig-Maximilians University Munich, 80539 Munich, Germany.
Heinz WiendlDepartment of Neurology, University of Muenster, 48149 Muenster, Germany.
Nicholas SchwabDepartment of Neurology, University of Muenster, 48149 Muenster, Germany; nicholas.schwab@ukmuenster.de.ORCID 0000-0001-5494-9885
University of Münster · DEUniversity of Helsinki · FILudwig-Maximilians-Universität München · DEUniversity of California, Los Angeles · US

Funding

European Research Council 647355
6 · The paper itself

Abstract

HLA associations, T cell receptor (TCR) repertoire bias, and sex bias have independently been shown for many diseases. While some immunological differences between the sexes have been described, they do not fully explain bias in men toward many infections/cancers, and toward women in autoimmunity. Next-generation TCR variable beta chain (TCRBV) immunosequencing of 824 individuals was evaluated in a multiparametric analysis including HLA-A -B/MHC class I background, TCRBV usage, sex, age, ethnicity, and TCRBV selection/expansion dynamics. We found that HLA-associated shaping of TCRBV usage differed between the sexes. Furthermore, certain TCRBVs were selected and expanded in unison. Correlations between these TCRBV relationships and biochemical similarities in HLA-binding positions were different in CD8 T cells of patients with autoimmune diseases (multiple sclerosis and rheumatoid arthritis) compared with healthy controls. Within patients, men showed higher TCRBV relationship Spearman's rhos in relation to HLA-binding position similarities compared with women. In line with this, CD8 T cells of men with autoimmune diseases also showed higher degrees of TCRBV perturbation compared with women. Concerted selection and expansion of CD8 T cells in patients with autoimmune diseases, but especially in men, appears to be less dependent on high HLA-binding similarity than in CD4 T cells. These findings are consistent with studies attributing autoimmunity to processes of epitope spreading and expansion of low-avidity T cell clones and may have further implications for the interpretation of pathogenic mechanisms of infectious and autoimmune diseases with known HLA associations. Reanalysis of some HLA association studies, separating the data by sex, could be informative.

Indexed as

Adaptive ImmunityAdultFemaleGenes, MHC Class IHumansMaleSex Factorsautoimmunityimmunological sex biasmultiple sclerosisrheumatoid arthritisT cell receptor repertoire

Identifiers

PMID29440397
PMCPMC5834686
OpenAlexW2792573580

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.