IgE Recognition Patterns of Profilin, PR-10, and Tropomyosin Panallergens Tested in 3,113 Allergic Patients by Allergen Microarray-Based Technology
2011

IgE Recognition Patterns of Panallergens in Allergic Patients

Sample size: 3113 publication 10 minutes Evidence: high

Author Information

Author(s): Scala Enrico, Alessandri Claudia, Palazzo Paola, Pomponi Debora, Liso Marina, Bernardi Maria Livia, Ferrara Rosetta, Zennaro Danila, Santoro Mario, Rasi Chiara, Mari Adriano

Primary Institution: Center for Molecular Allergology, IDI-IRCCS, Rome, Italy

Hypothesis

The study aims to analyze the IgE recognition profile of three groups of panallergens in allergic patients.

Conclusion

The study found that a significant majority of patients produce specific IgE to one group of panallergens but not to others.

Supporting Evidence

  • 1,521 patients were reactive to profilins, 1,420 to PR-10, and 632 to tropomyosins.
  • 2,688 patients recognized only one out of the three distinct groups of molecules.
  • A significant direct relationship between different representative molecules within each group of panallergens was found.

Takeaway

The study looked at how allergic patients react to different allergens and found that most people are allergic to just one type of allergen.

Methodology

The study used the Immuno-Solid phase Allergen Chip (ISAC) microarray system to evaluate IgE recognition profiles.

Potential Biases

Potential bias in patient selection as the study focused on individuals with a history of allergic conditions.

Limitations

The study population was limited to individuals from Italy, which may affect the generalizability of the results.

Participant Demographics

The study included 3,113 individuals, 49.9% female, with ages ranging from 2 to 96 years.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0024912

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