The rationale for treating allergic asthma with anti-IgE

An estimated two-thirds of asthma is allergic and >50% of severe asthma has an allergic component. An increased immunoglobulin (Ig)E production in response to environmental allergens (atopy) is the strongest detectable predisposing factor for the development of asthma, particularly when sensitisa...

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Main Author: E. Hamelmann
Format: Article
Language:English
Published: European Respiratory Society 2007-09-01
Series:European Respiratory Review
Subjects:
Online Access:http://err.ersjournals.com/cgi/content/full/16/104/61
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author E. Hamelmann
author_facet E. Hamelmann
author_sort E. Hamelmann
collection DOAJ
description An estimated two-thirds of asthma is allergic and >50% of severe asthma has an allergic component. An increased immunoglobulin (Ig)E production in response to environmental allergens (atopy) is the strongest detectable predisposing factor for the development of asthma, particularly when sensitisation occurs early in life. IgE binds to high-affinity receptors (FceRI) on effector cells, such as mast cells and basophils. Allergen binds to IgE and initiates an inflammatory cascade resulting in release of pro-inflammatory mediators that contribute to the acute and chronic symptoms of allergic airway diseases. By reducing serum IgE levels and FceRI receptor expression on key cells in the inflammatory cascade, omalizumab blocks the release of inflammatory mediators from mast cells and reduces the infiltration of inflammatory cells, notably eosinophils, into the airway. In patients with allergic asthma, omalizumab inhibits both the early and late asthmatic response and several other markers of inflammation, including the requirement for inhaled or oral corticosteroids. The anti-inflammatory effects of omalizumab provide proof-of-concept of the key role played by immunoglobulin E in allergic respiratory disease. Omalizumab represents a novel approach to the treatment of asthma, inhibiting the inflammatory cascade before it starts.
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spelling doaj.art-ca141238ab2d4018b216dbe04938cf9e2022-12-21T18:41:43ZengEuropean Respiratory SocietyEuropean Respiratory Review0905-91801600-06172007-09-01161046166The rationale for treating allergic asthma with anti-IgEE. HamelmannAn estimated two-thirds of asthma is allergic and >50% of severe asthma has an allergic component. An increased immunoglobulin (Ig)E production in response to environmental allergens (atopy) is the strongest detectable predisposing factor for the development of asthma, particularly when sensitisation occurs early in life. IgE binds to high-affinity receptors (FceRI) on effector cells, such as mast cells and basophils. Allergen binds to IgE and initiates an inflammatory cascade resulting in release of pro-inflammatory mediators that contribute to the acute and chronic symptoms of allergic airway diseases. By reducing serum IgE levels and FceRI receptor expression on key cells in the inflammatory cascade, omalizumab blocks the release of inflammatory mediators from mast cells and reduces the infiltration of inflammatory cells, notably eosinophils, into the airway. In patients with allergic asthma, omalizumab inhibits both the early and late asthmatic response and several other markers of inflammation, including the requirement for inhaled or oral corticosteroids. The anti-inflammatory effects of omalizumab provide proof-of-concept of the key role played by immunoglobulin E in allergic respiratory disease. Omalizumab represents a novel approach to the treatment of asthma, inhibiting the inflammatory cascade before it starts.http://err.ersjournals.com/cgi/content/full/16/104/61Airway inflammationallergic asthmaanti-immunoglobulin Eimmune modulationmonoclonal antibodyomalizumab
spellingShingle E. Hamelmann
The rationale for treating allergic asthma with anti-IgE
European Respiratory Review
Airway inflammation
allergic asthma
anti-immunoglobulin E
immune modulation
monoclonal antibody
omalizumab
title The rationale for treating allergic asthma with anti-IgE
title_full The rationale for treating allergic asthma with anti-IgE
title_fullStr The rationale for treating allergic asthma with anti-IgE
title_full_unstemmed The rationale for treating allergic asthma with anti-IgE
title_short The rationale for treating allergic asthma with anti-IgE
title_sort rationale for treating allergic asthma with anti ige
topic Airway inflammation
allergic asthma
anti-immunoglobulin E
immune modulation
monoclonal antibody
omalizumab
url http://err.ersjournals.com/cgi/content/full/16/104/61
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