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Related Experiment Video

Updated: Jan 27, 2026

Basophil Activation Test for Allergy Diagnosis

Basophil Activation Test for Allergy Diagnosis

Published on: May 31, 2021

An update on shellfish allergy.

Lydia Wong¹, Elizabeth Huiwen Tham^1,2, Bee Wah Lee²

¹Khoo Teck Puat-National University Children's Medical Institute, National University Hospital, National University Health System.

Current Opinion in Allergy and Clinical Immunology

|March 21, 2019

Summary

This summary is machine-generated.

Shellfish allergy diagnosis is challenging due to cross-reactivity. New minor allergens and component-resolved diagnostics offer insights into sensitization and potential oral allergy syndrome, aiding future treatments.

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Area of Science:

Allergy and Immunology
Food Science

Background:

Shellfish allergy is a significant global health concern, frequently causing anaphylaxis.
Cross-reactivity among shellfish allergens complicates accurate diagnosis and management.

Purpose of the Study:

To review recent advancements in understanding shellfish allergy.
To explore the role of novel minor allergens and component-resolved diagnostics.
To investigate the link between house-dust mite and shellfish allergy.

Main Methods:

Review of current literature on shellfish allergy.
Analysis of component-resolved diagnostics for allergen identification.
Examination of serological and clinical cross-reactivity data.

Main Results:

Discovery and characterization of novel minor shellfish allergens.
Component-resolved diagnostics reveal sensitization prevalence and clinical relevance.
Cross-reactivity between tropomyosin in house-dust mites and crustaceans suggests a mite-shellfish oral allergy syndrome.

Conclusions:

Further research in food challenge-proven patients is needed to determine shellfish allergy prevalence and natural history.
Refined diagnostics, including minor allergen testing, can lead to species-specific tests.
Investigating tropomyosin's role may yield new immunotherapeutic strategies for shellfish allergy.