Allergy prevalence has increased in industrialized countries. One contributing factor could be pollution. which can cause nitration of allergens exogenously (in the air) or endogenously (in inflamed lung tissue). We investigated the impact of nitration on both the structural and immunological behavior of the major birch pollen allergen Bet v 1. https://chefesquipmenters.shop/product-category/tamper-evident-labels/