Evidence map›Paper›PMID 16313360›Full record

ArticleImmunology2005

Tolerosome-induced oral tolerance is MHC dependent.

Sofia Ostman, Maria Taube, Esbjörn Telemo

Open access · greenAbstract read
In one paragraph

Article in Immunology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

46 citing papers in PubMed, 101 citations in OpenAlex.

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  8. Role of Extracellular Vesicles in Liver Diseases.Life (Basel, Switzerland) · 2023
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  17. Tolerogenic dendritic cells in organ transplantation.Transplant international : official journal of the European Society for Organ Transplantation · 2020
    Review
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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

3 authors at 1 institution in 1 country.

Sofia OstmanDepartment of Rheumatology and Inflammation Research, Göteborg University, Sweden.
Maria Taube
Esbjörn Telemo
University of Gothenburg · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Oral administration of a protein antigen generates a serum factor that induces tolerance when transferred into naïve recipients. This serum factor has been described in rats as consisting of exosome-like structures or tolerosomes, which express major histocompatibility complex class II molecules (MHCII) and mediate antigen-specific tolerance. In this study, we investigated the functions of serum-derived tolerosomes both in vivo and in vitro. Tolerosomes were purified from the 100,000 g pellet fraction of serum from ovalbumin (OVA)-fed mice. When transferred into naïve recipient mice, the tolerosomes mediated OVA-specific tolerance. We also found that tolerosomes from OVA-fed mice induced the activation of OVA-specific T cells both in vivo and in vitro. The inoculation of severe combined immunodeficiency (SCID) mice with an interferon-gamma-producing cell line normalized the expression of MHCII in the intestinal epithelial cells and restored their ability to generate tolerosomes. Syngeneic but not allogeneic transfer of tolerosomes from OVA-fed donors induced tolerance in the recipients. Our results show that tolerosomes can be isolated from mouse serum, that tolerosome-induced oral tolerance requires MHCII expression in intestinal epithelial cells, and that tolerosomes are functional only in syngeneic recipients.

Indexed as

Immune ToleranceAdministration, OralAdoptive TransferAnimalsAntigen-Presenting CellsCytoplasmic VesiclesFemaleHistocompatibility Antigens Class IIImmunity, MucosalImmunoenzyme TechniquesImmunophenotypingInterferon-gammaIntestinal MucosaIntestine, SmallLymphocyte ActivationMaleHistocompatibility Antigens Class IIInterferon-gammaOvalbumin

Identifiers

PMID16313360
PMCPMC1802439
OpenAlexW2075625373

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.