Birch pollen–related food allergy: Clinical aspects and the role of allergen-specific IgE and IgG4 antibodies
The Journal of Allergy and Clinical Immunology, 02/14/2011
Geroldinger–Simic M et al. – Birch pollen–related food allergy is highly prevalent and often perennial. High food allergen–specific IgG4/IgE ratios seem associated with food tolerance, potentially because specific IgG4 blocks IgE binding to food allergens.