IgG in the control of FcεRI activation: a battle on multiple fronts

The rising global incidence of IgE-mediated allergic reactions poses a significant challenge to the quality of life of affected individuals and to healthcare systems, with current treatments being limited in effectiveness, safety, and disease-modifying capabilities. IgE acts by sensitizing the high-...

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Main Authors: Federico Storni, Monique Vogel, Martin F. Bachmann, Paul Engeroff
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-01-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1339171/full
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author Federico Storni
Federico Storni
Monique Vogel
Monique Vogel
Martin F. Bachmann
Martin F. Bachmann
Paul Engeroff
Paul Engeroff
author_facet Federico Storni
Federico Storni
Monique Vogel
Monique Vogel
Martin F. Bachmann
Martin F. Bachmann
Paul Engeroff
Paul Engeroff
author_sort Federico Storni
collection DOAJ
description The rising global incidence of IgE-mediated allergic reactions poses a significant challenge to the quality of life of affected individuals and to healthcare systems, with current treatments being limited in effectiveness, safety, and disease-modifying capabilities. IgE acts by sensitizing the high-affinity IgE receptor FcεRI expressed by mast cells and basophils, tuning these cells for inflammatory degranulation in response to future allergen encounters. In recent years, IgG has emerged as an essential negative regulator of IgE-dependent allergic inflammation. Mechanistically, studies have proposed different pathways by which IgG can interfere with the activation of IgE-mediated inflammation. Here, we briefly summarize the major proposed mechanisms of action by which IgG controls the IgE-FcεRI inflammatory axis and how those mechanisms are currently applied as therapeutic interventions for IgE-mediated inflammation.
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spelling doaj.art-ba77a043962c47d3991436105c44b29e2024-01-11T04:52:12ZengFrontiers Media S.A.Frontiers in Immunology1664-32242024-01-011410.3389/fimmu.2023.13391711339171IgG in the control of FcεRI activation: a battle on multiple frontsFederico Storni0Federico Storni1Monique Vogel2Monique Vogel3Martin F. Bachmann4Martin F. Bachmann5Paul Engeroff6Paul Engeroff7Department of Visceral Surgery and Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, SwitzerlandDepartment of BioMedical Research, University of Bern, Bern, SwitzerlandDepartment of Visceral Surgery and Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, SwitzerlandDepartment of Rheumatology and Immunology, University Hospital Bern, Bern, SwitzerlandDepartment of BioMedical Research, University of Bern, Bern, SwitzerlandDepartment of Rheumatology and Immunology, University Hospital Bern, Bern, SwitzerlandDepartment of Visceral Surgery and Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, SwitzerlandDepartment of Rheumatology and Immunology, University Hospital Bern, Bern, SwitzerlandThe rising global incidence of IgE-mediated allergic reactions poses a significant challenge to the quality of life of affected individuals and to healthcare systems, with current treatments being limited in effectiveness, safety, and disease-modifying capabilities. IgE acts by sensitizing the high-affinity IgE receptor FcεRI expressed by mast cells and basophils, tuning these cells for inflammatory degranulation in response to future allergen encounters. In recent years, IgG has emerged as an essential negative regulator of IgE-dependent allergic inflammation. Mechanistically, studies have proposed different pathways by which IgG can interfere with the activation of IgE-mediated inflammation. Here, we briefly summarize the major proposed mechanisms of action by which IgG controls the IgE-FcεRI inflammatory axis and how those mechanisms are currently applied as therapeutic interventions for IgE-mediated inflammation.https://www.frontiersin.org/articles/10.3389/fimmu.2023.1339171/fullallergyIgEmast cellsbasophilsdegranulationFcγRIIB
spellingShingle Federico Storni
Federico Storni
Monique Vogel
Monique Vogel
Martin F. Bachmann
Martin F. Bachmann
Paul Engeroff
Paul Engeroff
IgG in the control of FcεRI activation: a battle on multiple fronts
Frontiers in Immunology
allergy
IgE
mast cells
basophils
degranulation
FcγRIIB
title IgG in the control of FcεRI activation: a battle on multiple fronts
title_full IgG in the control of FcεRI activation: a battle on multiple fronts
title_fullStr IgG in the control of FcεRI activation: a battle on multiple fronts
title_full_unstemmed IgG in the control of FcεRI activation: a battle on multiple fronts
title_short IgG in the control of FcεRI activation: a battle on multiple fronts
title_sort igg in the control of fcεri activation a battle on multiple fronts
topic allergy
IgE
mast cells
basophils
degranulation
FcγRIIB
url https://www.frontiersin.org/articles/10.3389/fimmu.2023.1339171/full
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