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Target intelligence / Profile preview
Short Ragweed (Ambrosia artemisiifolia) Pollen-Specific IgE-Mediated Immune Response (Ragweed IgE Response)
- Target
- Ragweed IgE Response
- Molecular classification
- Immune Response, Type I Hypersensitivity, Allergen-Specific IgE Response
01
Overview
The short ragweed (Ambrosia artemisiifolia) pollen-specific IgE-mediated immune response is a Type I hypersensitivity reaction triggered by exposure to ragweed pollen in sensitized individuals. This response involves the activation of Th2 lymphocytes, production of specific IgE antibodies, and subsequent release of inflammatory mediators from mast cells and basophils upon re-exposure to the allergen. The primary allergen, Amb a 1, plays a crucial role in this process. Management includes pharmacotherapy for symptom relief and allergen-specific immunotherapy to induce immune tolerance.
- Other names
- Ragweed AllergyAmbrosia artemisiifolia AllergyRagweed-induced Type I HypersensitivitySeasonal Allergic Rhinitis (Ragweed)Amb a 1-mediated allergy
02
Mechanism of action
Antihistamines block histamine receptors; Corticosteroids reduce inflammation; AIT induces immune tolerance.
03
Biological functions
Immune responseAllergic inflammationIgE productionMast cell activationTh2 cell activation
04
Disease associations
Allergic rhinitisAsthmaConjunctivitis
05
Safety considerations
Anaphylaxis (during AIT)Side effects of antihistamines (drowsiness)Side effects of corticosteroids (long-term use)
06
Interacting drugs
Antihistamines
2 more in the full profile.
07
Biomarkers
Ragweed-specific IgE levelsTotal IgE levelsEosinophil countAmb a 1-specific T cell responses
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