Molecular allergy diagnosis enabling personalized medicine

Area of Science:

• Allergo-immunology
• Precision Medicine
• Biotechnology

Background:

• Allergic diseases present diverse phenotypes driven by patient-specific IgE sensitization profiles.
• Molecular allergy diagnosis analyzes IgE reactivity at the molecular allergen level, enabling personalized treatment strategies.

Purpose of the Study:

• To highlight the evolution and impact of molecular allergy diagnosis in precision medicine.
• To underscore the utility of recombinant allergens in defining IgE reactivity for improved clinical outcomes.

Main Methods:

• Utilizing allergen microarrays for assessing complex IgE sensitization patterns.
• Employing recombinant allergens to define precise IgE reactivity profiles.
• Analyzing molecular IgE sensitization patterns to predict disease severity and phenotypes.

Main Results:

• Established molecular IgE sensitization patterns correlate with severe respiratory and food allergies.
• Identified specific patterns linked to allergies against honeybee and vespids.
• Demonstrated the role of molecular diagnostics in differentiating co- and cross-sensitization.

Conclusions:

• Molecular allergy diagnosis is pivotal for personalized immunotherapy and allergen avoidance.
• Implementation requires medical education and decision support systems, potentially using AI.
• This diagnostic approach transforms allergology towards precision medicine.