KnowraAllergenLinked fromLinked fromThe 13 pages that link to Allergen, each with the reason it gives.All 13Broader topic 2Related 6Narrower topic 3Compared with 2Contact dermatitisRelated: Identifying the relevant allergen is central to allergic contact dermatitis.Allergic rhinitisNarrower topic: Airborne allergens such as pollen or dust mite particles initiate the nasal reaction.AntigenBroader topic: Allergens are antigens whose recognition can trigger harmful hypersensitivity.Food allergyNarrower topic: Food proteins are one class of allergens, alongside substances such as pollen and animal dander.AllergyBroader topic: This is the usually harmless substance the immune system mistakenly targets.AntihistamineRelated: Allergens initiate the responses whose histamine-related symptoms antihistamines can reduce.Immunoglobulin ERelated: An allergen can bind and cross-link IgE molecules displayed on effector cells.PoisonCompared with: Allergens cause harm through immune sensitivity, rather than necessarily through direct toxic action.Peanut allergyNarrower topic: Peanut proteins are allergens, placing this condition within allergic disease.Allergy testingRelated: Tests use or measure responses to the suspected substances themselves.Air purifierRelated: Airborne pollen, dander, and some spores can be reduced by appropriately sized particle filters.Ingredients of cosmeticsCompared with: A useful cosmetic ingredient can still cause allergic contact reactions in some users.Charles RichetRelated: Anaphylaxis is now understood as a severe reaction to particular allergens, extending Richet’s broader discovery.