Evidence map›Paper›PMID 35514963›Full record

ArticleFrontiers in immunology2022

Pathological Relevance of Anti-Hsp70 IgG Autoantibodies in Epidermolysis Bullosa Acquisita.

Stefan Tukaj, Jagoda Mantej, Krzysztof Sitko, Detlef Zillikens, Ralf J Ludwig, Katja Bieber, Michael Kasperkiewicz

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.7field-weighted citation impact, top 34% 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

8 citing papers in PubMed, 9 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

7 authors at 3 institutions in 3 countries.

Stefan TukajDepartment of Molecular Biology, Faculty of Biology, University of Gdańsk, Gdańsk, Poland.
Jagoda MantejDepartment of Molecular Biology, Faculty of Biology, University of Gdańsk, Gdańsk, Poland.
Krzysztof SitkoDepartment of Molecular Biology, Faculty of Biology, University of Gdańsk, Gdańsk, Poland.
Detlef ZillikensDepartment of Dermatology and Center for Research on Inflammation of the Skin, University of Lübeck, Lübeck, Germany.
Ralf J LudwigLübeck Institute of Experimental Dermatology and Center for Research on Inflammation of the Skin, University of Lübeck, Lübeck, Germany.
Katja BieberLübeck Institute of Experimental Dermatology and Center for Research on Inflammation of the Skin, University of Lübeck, Lübeck, Germany.
Michael KasperkiewiczDepartment of Dermatology, Keck School of Medicine, University of Southern California, Los Angeles, CA, United States.
University of Gdańsk · PLUniversity of Lübeck · DEUniversity of Southern California · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Stress-induced heat shock protein 70 (Hsp70) is a key intra- and extracellular molecular chaperone implicated in autoimmune processes. Highly immunogenic extracellular Hsp70 can activate innate and acquired (adaptive) immune responses driving the generation of anti-Hsp70 autoantibodies that are frequently observed in inflammatory/autoimmune disorders. We recently described the direct pathological role of extracellular Hsp70 in epidermolysis bullosa acquisita (EBA), an anti-type VII collagen autoantibody-mediated autoimmune blistering skin disease. Here, we determined the role of anti-Hsp70 autoantibodies in EBA. We observed that circulating anti-Hsp70 IgG autoantibodies were significantly elevated in EBA patients compared to healthy individuals and positively correlated with serum levels of pro-inflammatory interferon gamma (IFN-γ). The pathophysiological relevance of anti-Hsp70 IgG autoantibodies was demonstrated in an antibody transfer-induced EBA mouse model in which elevated serum levels of anti-Hsp70 IgG were found. In addition, anti-Hsp70 IgG-treated animals had a more intense clinical and histological disease activity, as well as upregulated nuclear factor kappa B (NF-κB) activation in skin biopsies compared to isotype-treated animals. Our results suggest that autoantibodies to Hsp70 may contribute to EBA development

Indexed as

Autoimmune DiseasesEpidermolysis Bullosa AcquisitaAnimalsAutoantibodiesHSP70 Heat-Shock ProteinsHumansImmunoglobulin GMiceNF-kappa Banti-type VII collagen autoantibodyAutoantibodiesHSP70 Heat-Shock ProteinsImmunoglobulin GNF-kappa Bautoantibodiesautoimmune bullous diseases (AIBDs)epidermolysis bullosa acquisita (EBA)heat shock proteins (Hsps)Hsp70interferon gamma (IFN-γ)nuclear factor kappa B (NF-κB)

Identifiers

PMID35514963
PMCPMC9065281
OpenAlexW4224209875

What OpenQuestion holds

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Registered trials

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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.