Evidence map›Paper›PMID 40052465›Full record

ArticleAllergy2025

A Single Multiplex CytoBas Assay Incorporating Eight Major Components for Accurate Detection of Allergen Sensitization in Asthma and Allergic Rhinitis.

Lin Hsin, Mark Hew, Pei Mun Aui, Kirsten Deckert, P Mark Hogarth, Robyn E O'Hehir, Menno C van Zelm

Abstract read
In one paragraph

Article in Allergy, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

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4citing papers in PubMed
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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

Lin HsinDepartment of Immunology, School of Translational Medicine, Monash University, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0001-7082-4011
Mark HewAllergy, Asthma and Clinical Immunology, Alfred Health, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0002-7498-0000
Pei Mun AuiDepartment of Immunology, School of Translational Medicine, Monash University, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0002-2314-9989
Kirsten DeckertAllergy, Asthma and Clinical Immunology, Alfred Health, Melbourne, Victoria, Australia.
P Mark HogarthDepartment of Immunology, School of Translational Medicine, Monash University, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0002-0360-7890
Robyn E O'HehirDepartment of Immunology, School of Translational Medicine, Monash University, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0002-3489-7595
Menno C van ZelmDepartment of Immunology, School of Translational Medicine, Monash University, Melbourne, Victoria, Australia.ORCID https://orcid.org/0000-0003-4161-1919

Funding

National Health and Medical Research Council
6 · The paper itself

Abstract

backgroundAllergic rhinitis and asthma can be triggered by a variety of aeroallergens, including house dust mites (HDM), tree and grass pollen, and household pets. Identification of the relevant allergen is critical for lifestyle changes and treatments, including allergen immunotherapy. We here assessed the diagnostic performance and clinical utility of a single flow cytometry staining of basophils with major aeroallergen components (AeroDiff CytoBas).

methodsIn 156 atopic patients with allergic rhinitis/asthma and 21 non-atopic individuals, allergen-specific IgE levels were determined by ImmunoCAP, and component-specific IgE by ELISA. PBMCs were analyzed by flow cytometry with basophil markers and eight fluorochrome-conjugated allergen component tetramers.

resultsPatients were stratified for sensitization to each of the four allergens. Allergen-component staining in a single multiplex CytoBas assay and component-specific IgE serology performed similarly for Der p 2, Lol p 1, Fel d 1, and Can f 1 (ROC AUC: 0.76-0.97 vs. 0.73-0.93). CytoBas had greater diagnostic accuracy than component-specific IgE serology (p < 0.001) for HDM sensitization using Der f 1 or Der p 1, and grass pollen using Lol p 5 or Phl p 1. Furthermore, the combined evaluation of Der p 1 and Der p 2 with CytoBas was 96.3% sensitive and 90.7% specific for HDM sensitization. The combined evaluation of Lol p 1 and Lol p 5 achieved 95.4% sensitivity and 96.4% specificity for ryegrass pollen sensitization.

conclusionAeroDiff CytoBas has similar to superior diagnostic accuracy compared to singleplex IgE serology, with the additional advantage of a single assay to evaluate multiple allergens. This enables precise and efficient component-resolved diagnosis of aeroallergen sensitization to guide personalized treatment for patients with allergic rhinitis and/or asthma.

Indexed as

AllergensAsthmaRhinitis, AllergicAdolescentAdultBasophilsFemaleFlow CytometryHumansImmunoglobulin EMaleMiddle AgedSensitivity and SpecificityYoung AdultAllergensImmunoglobulin Eallergic rhinitis (AR)atopic asthmacomponent‐resolved diagnosisgrass pollenhouse dust mitepet allergy

Identifiers

PMID40052465
PMCPMC11969309

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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.