Hypoallergenic chimeric virus-like particles for the development of shrimp tropomyosin allergen Pen m 1-specific blocking antibodies

Journal Contribution ResearchOnline@JCU
Chanasit, Supapich;Johnston, Elecia;Thanasarnthungcharoen, Chanatip;Kamath, Sandip D.;Bohle, Barbara;Lopata, Andreas L.;Jacquet, Alain
Abstract

To the Editor Sustained unresponsiveness to peanut by oral immunotherapy (OIT) was associated with the blocking capacity of induced peanut allergen-specific IgG/IgG4 antibodies.1 Currently, approved immu-notherapy for shrimp allergy is lacking. Shrimp sensitizations are only managed by strict avoidance and treatment with adrenaline.Virus-like particles (VLPs) displaying single allergen were shown to be hypoallergenic and to elicit blocking IgG antibody responses.2To develop a new treatment of shrimp allergy, we designed a AP205 capsid protein-based VLP decorated with Pen m 1, the major tropo-myosin allergen from the black tiger shrimp (Penaeus monodon), and using the SpyTag (ST)/SpyCatcher (SC) conjugation system.3 Pen m 1 is a rod-shaped parallel coiled-coil dimeric protein which contains multiple mostly linear IgE-binding epitope.

Journal

Allergy: European Journal of Allergy and Clinical Immunology

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Volume

79

ISBN/ISSN

1398-9995

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Issue

4

Pages Count

4

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Publisher

Wiley-Blackwell

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Date

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EISSN

N/A

DOI

10.1111/all.15892